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BMW Electrical Sensors, Switches, & Relays

Electrical gremlins can be very frustrating. Luckily your BMW's electrical system is better than most, even if it's 25 years old. Here you will find electrical relays, sensors, switches, and modules for the engine, camshaft, and crankshaft. Our parts are OEM, Genuine BMW, or approved aftermarket brands that we have an excellent track record with. There is no middle ground with electrical parts - it either works perfectly or not. And there's nothing more frustrating than a new part that fails right out of the box. So it's important to choose quality replacement parts over a cheap but faulty piece.

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Knock Sensor
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Meyle - Corporate Logo
T#:55353615
Part#: 12141716055
Special Order: No Guaranteed ETA
New Item
$ 28.99 USD
$ 28.99 USD
This Meyle replacement knock sensor is the perfect solution for keeping your high-performance engine safe and running at its absolute peak.
Wire With Terminals For 90 Degree 6 Pin Bulkhead - Yellow
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Precision Raceworks - Corporate Logo
T#:38161692
Part#: 201-0360-YEL
Ships in 10 Business Days
$ 4.99 USD
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Upgrade any wiring system with this optimal solution, ensuring reliability and durability in any demanding automotive application. Yellow in color and 12 Gauge.
Wire With Terminals For 90 Degree 6 Pin Bulkhead (White)
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Precision Raceworks - Corporate Logo
T#:38161693
Part#: 201-0360-WHT
Ships in 10 Business Days
$ 4.99 USD
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Upgrade any wiring system with this optimal solution, ensuring reliability and durability in any demanding automotive application. White in color and 12 Gauge.

Wire With Terminals For 90 Degree 6 Pin Bulkhead - Black - Dual 18 Ga...
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Precision Raceworks - Corporate Logo
T#:38161710
Part#: 201-0362
Ships in 10 Business Days
$ 4.99 USD
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Upgrade any wiring system with this optimal solution, ensuring reliability and durability in any demanding automotive application. Black in color and 18 Gauge dual wire.

Wire With Terminals For 90 Degree 6 Pin Bulkhead (Green)
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Precision Raceworks - Corporate Logo
T#:38161687
Part#: 201-0361-GRN
Ships in 10 Business Days
$ 3.99 USD
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Upgrade any wiring system with this optimal solution, ensuring reliability and durability in any demanding automotive application. Green in color and 18 Gauge.
Wire With Terminals For 90 Degree 6 Pin Bulkhead - Orange
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Precision Raceworks - Corporate Logo
T#:38161698
Part#: 201-0360-ORG
Ships in 10 Business Days
$ 4.99 USD
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Upgrade any wiring system with this optimal solution, ensuring reliability and durability in any demanding automotive application. Orange in color and 12 Gauge.

Wire With Terminals For 90 Degree 6 Pin Bulkhead (Black) 12 Gauge ...
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Precision Raceworks - Corporate Logo
T#:38161711
Part#: 201-0360-BLK
Ships in 10 Business Days
$ 4.99 USD
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Upgrade any wiring system with this optimal solution, ensuring reliability and durability in any demanding automotive application. Black in color and 12 Gauge.
Wire With Terminals For 90 Degree 6 Pin Bulkhead - Blue
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Precision Raceworks - Corporate Logo
T#:38161703
Part#: 201-0360-BLU
Ships in 10 Business Days
$ 4.99 USD
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Upgrade any wiring system with this optimal solution, ensuring reliability and durability in any demanding automotive application. Blue in color and 12 Gauge.

Wiring Support Restraint System -Belt Tensioner - Z3
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Genuine BMW - Corporate Logo
T#:135840
Part#: 61106908137
Special Order: No Guaranteed ETA
5% off MSRP $ 19.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 18.99 USD
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5% off MSRP
$ 19.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 18.99 USD
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Genuine BMW WIRING SUP.RESTRAINT SYS./BE

Alternator Pulley - E70
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Genuine BMW - Corporate Logo
T#:178172
Part#: 12317801125
Special Order: No Guaranteed ETA
7% off MSRP $ 102.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 95.99 USD
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7% off MSRP
$ 102.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 95.99 USD
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Genuine BMW Pulley - Valeo
This item fits the following BMW Chassis:
E70 X5

Fits BMW Engines including:
M57

Morimoto Standalone Can-Bus Wiring Harness - H4 / 9003 - Priced Each ...
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Morimoto - Corporate Logo
T#:54388428
Part#: H240
Ships on Jul 20, 2026
New Item
Sale - Save 17% $ 21.99

This product was last offered at the strikethrough price on
06-23-2026

$ 18.21 USD
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Sale - Save 17%
$ 21.99

This product was last offered at the strikethrough price on
06-23-2026

$ 18.21 USD
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Wiring Harness Engine Gearbox Module - E82, E88, E90, E92, E93 ...
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Genuine BMW - Corporate Logo
T#:40715
Part#: 12537598048
Special Order: No Guaranteed ETA
5% off MSRP $ 609.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 578.99 USD
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5% off MSRP
$ 609.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 578.99 USD
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Genuine BMW Wiring Harness, Engine Trans. Module -
This item fits the following BMW Chassis:
E82,E90,E92,E93

Fits BMW Engines including:
N55

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ZF Speed Sensor
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ZF - Corporate Logo
T#:16840480
Part#: 24341218551
Ships on Jul 20, 2026
$ 61.60 USD
Free Shipping on orders $49 and up
This ZF transmission speed sensor/pulse generator helps to control the shifting on your automatic transmission. If the transmission on your BMW is not shifting correctly this part may be the culprit. Cars with a 5-speed automatic transmission may require 2 sensors.
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Remanufactured Alternator - 170A
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Valeo - Corporate Logo
T#:594098
Part#: 12317802929
Ships on Jul 20, 2026
$ 323.99 USD
Free Shipping on orders $49 and up
Replacement Alternator from Valeo
Genuine BMW Engine Electrical Adjusting Bar 12311273638
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Genuine BMW - Corporate Logo
T#:7122
Part#: 12311273638
Special Order: No Guaranteed ETA
2% off MSRP $ 48.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 47.99 USD
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2% off MSRP
$ 48.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 47.99 USD
Free Shipping on orders $49 and up


Genuine BMW ENGINE ELECTRICAL ADJUSTING BAR 12311273638.--

This item fits the following BMWs:
BMW 3 Series - 320i

--.

Fits BMW Engines including:
M10

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Cover Base B+ - E46, E53, E65, E66, E83
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Genuine BMW - Corporate Logo
T#:140933
Part#: 61138371017
Special Order: No Guaranteed ETA
$ 7.99 USD
Free Shipping on orders $49 and up


Genuine BMW Cover Base B+
This item fits the following BMW Chassis:
E46 M3,E53 48IS,E46,E53 X5,E65,E83 X3


FAE Air Temperature Sensor - E36, E38, E39, E46, E53, E83
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FAE - Corporate Logo
T#:596540
Part#: 13621739510
Ships on Jul 27, 2026
$ 12.99 USD
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Monitors intake air temperature
Camshaft Speed Sensor
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Bremmen Parts - Corporate Logo
T#:52832891
Part#: 12141743072
In Stock
New Item
Sale - Save 20% $ 39.99

This product was last offered at the strikethrough price on
05-03-2026

$ 31.99 USD
Free Shipping on orders $49 and up
Sale - Save 20%
$ 39.99

This product was last offered at the strikethrough price on
05-03-2026

$ 31.99 USD
Free Shipping on orders $49 and up

FAE Oil Pressure Switch - E10, E12, E21, E23, E24, E28, E30
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FAE - Corporate Logo
T#:16202
Part#: 61311354274
Ships on Jul 27, 2026
$ 7.13 USD
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OIL PRESSURE SWITCH
MINI N14 N18 Alternator - 120 Amp 439617
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Valeo - Corporate Logo
T#:28803228
Part#: 12317619254
In Stock
$ 374.99 USD
Free Shipping on orders $49 and up

MINI N14 N18 Alternator is an essential component for powering the electrical system of your Mini. Engineered to provide reliable performance, this alternator ensures your Mini stays running smoothly. Upgrade your Mini with this genuine alternator for dependable power generation.

  • Powers the electrical system
  • Reliable performance
  • Ensures smooth operation
  • Genuine Mini part
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Bosch Alternator - 120 Amp - E46, E39, Z3 2001-2005 (with factory Val...
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Bosch - Corporate Logo
T#:386207
Part#: AL0703X
Ships on Jul 28, 2026
$ 844.99 USD
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$ 844.99 USD
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120 amp Bosch alternator for many BMW 6 cylinders (see list below). Replaces stock Valeo alternator with rectangular plug on the back. Bosch is an original equipment supplier to BMW, and is the finest and most recognized German brand of alternator available. Buy only the best alternator for your BMW -- buy a Bosch alternator. Same as BMW part#1231751599. 

Bosch is one of the largest OEM producers of Genuine BMW and aftermarket parts in the world, providing parts for almost every major automotive manufacturer. Bosch has likely supplied many of the original electrical (and mechanical) parts for your BMW. Thanks to their exacting assembly process and high level of durability you can expect a long service life from all Bosch products.

A refundable core charge must be applied to this alternator. Upon receipt of your rebuildable alternator core, you will be refunded the core charge. 

This alternator has a rectagular connector on the back! Please check to ensure you are getting the correct alternator  

This Bosch Alternator fits the following BMWs:
1998-2000  E39 5 Series  528i
2001-2003  E39 5 Series  525i & 530i
2001-2005  E46 3 Series  325i, 325Ci, 325xi - only for cars with M54 engine
2001-2005  E46 3 Series  330i, 330Ci & 330xi
2001-2002  Z3 Roadster  Z3 2.5 liter 
2003-2005  Z4 Roadster/Coupe  Z4 2.5 liter & Z4 3.0 liter
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Bosch Alternator - E36 318i/is, Z3 1.9 Liter 1996-1998
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Bosch - Corporate Logo
T#:224712
Part#: AL0736X
Ships on Jul 28, 2026
$ 421.99

This product was last offered at the strikethrough price on
05-07-2026

$ 411.99 USD
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$ 411.99 USD
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Replacement 90 amp Bosch alternator for e36 318i/is with either the M42 or M44 engine and Z3 1.9 liter roadster, with the M44 4 cylinder engine. Bosch is an original equipment supplier to BMW, and is the finest and most recognized German brand of alternator available. Buy only the best alternator for your BMW -- buy a Bosch alternator.

Bosch is one of the largest OEM producers of Genuine BMW and aftermarket parts in the world, providing parts for almost every major automotive manufacturer. Bosch has likely supplied many of the original electrical (and mechanical) parts for your BMW. Thanks to their exacting assembly process and high level of durability you can expect a long service life from all Bosch products.

A refundable core charge must be applied to this alternator. Upon receipt of your rebuildable alternator core, you will be refunded the core charge.

This Bosch Alternator fits the following BMWs:
1994-1998 E36 BMW 318i 318is 318ti 318ic
1996-1998 Z3 Roadster 1.9 liter 4 cylinder
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OEM Bosch Remanufactured Alternator (215 amp) - AL9450X - F22 F3X F07...
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Bosch - Corporate Logo
T#:639763
Part#: 12317616121BKT
Ships on Jul 28, 2026
$ 689.99

This product was last offered at the strikethrough price on
04-12-2026

$ 558.99 USD
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$ 558.99 USD
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*Price includes a refundable $100 Core Charge* The alternator in your vehicle keeps the battery at full charge when your engine is running. Because all of your electronic systems run off of this small piece, it's important that it is operational. If your lights are dim while driving or your battery dies within minutes of starting your car, it's time for a new alternator. Bosch is one of the largest OEM producers of Genuine BMW and aftermarket parts in the world, providing parts for almost every major automotive manufacturer. Bosch has likely supplied many of the original electrical (and mechanical) parts for your BMW. Thanks to their quality, high durability, and reliability, you should expect a long service life from Bosch products. As a leading source of high-performance BMW parts and accessories since 1993, we at Turner Motorsport are honored to be the go-to supplier for tens of thousands of enthusiasts the world over. With over two decades of parts, service, and racing experience under our belt, we provide only quality performance and replacement parts. All of our performance parts are those we would (and do!) install and run on our own cars, as well as replacement parts that are Genuine BMW or from OEM manufacturers. We only offer parts we know you can trust to perform! Bosch Part Numbers: AL9450X, 0986UR6231 Replaces the following BMW part numbers: 12317616119, 12317616121
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Bosch Alternator - 105 Amp - E36 325i & 325is (1992 only)
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Bosch - Corporate Logo
T#:1985
Part#: AL0744X
Ships on Jul 28, 2026
$ 362.00 USD
Free Shipping on orders $49 and up

Replacement 105 amp Bosch alternator for the 1992 325i and 325is. There are several potential alternators for the 1992 325i/325is. If yours is marked as 105 amp, and you'd like to use the original style alternator, this is most likely the one you require.

Bosch is one of the largest OEM producers of Genuine BMW and aftermarket parts in the world, providing parts for almost every major automotive manufacturer. Bosch has likely supplied many of the original electrical (and mechanical) parts for your BMW. Thanks to their exacting assembly process and high level of durability you can expect a long service life from all Bosch products.

A refundable core charge must be applied to this alternator. Upon receipt of your rebuildable alternator core, you will be refunded the core charge.

This Bosch Alternator fits the following BMWs:
1992-1992 E36 3 series 325 & 325is (no convertibles)

Includes $75.00 core charge to be refunded on return of your rebuildable core.

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Bosch Starter Motor - E65 E65 745i 745Li 2002-2005
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Bosch - Corporate Logo
T#:764
Part#: SR0806X
Ships on Jul 28, 2026
$ 385.99

This product was last offered at the strikethrough price on
05-07-2026

$ 377.99 USD
Free Shipping
$ 377.99 USD
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Bosch is one of the largest OEM producers of Genuine BMW and aftermarket parts in the world, providing parts for almost every major automotive manufacturer. Bosch has likely supplied many of the original electrical (and mechanical) parts for your BMW. Thanks to their exacting assembly process and high level of durability you can expect a long service life from all Bosch products.

This is a genuine Bosch Starter motor for BMW E65 E66 745i & 745Li 2002-2004.This Bosch Starter fits the following BMWs:
2002-2005 E65 7 Series 745i
2002-2005 E65 7 Series 745Li

Includes $111.00 core charge to be refunded on return of your rebuildable core.

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Bosch Alternator - 115 Amp - E34 535i, E32 735i/IL
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Bosch - Corporate Logo
T#:224669
Part#: AL143X
Ships on Jul 28, 2026
$ 354.00 USD
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$ 354.00 USD
Free Shipping
115 amp Bosch alternator for many BMW M30 6 cylinder engines on E34 5 series and E32 7 series. Bosch is an original equipment supplier to BMW, and is the finest and most recognized German brand of alternator available. Buy only the best alternator for your BMW -- buy a Bosch alternator. Can be used in place of bmw part number. 12311735704

Bosch is one of the largest OEM producers of Genuine BMW and aftermarket parts in the world, providing parts for almost every major automotive manufacturer. Bosch has likely supplied many of the original electrical (and mechanical) parts for your BMW. Thanks to their exacting assembly process and high level of durability you can expect a long service life from all Bosch products.

A refundable core charge must be applied to this alternator. Upon receipt of your rebuildable alternator core, you will be refunded the core charge.

This Bosch Alternator fits the following BMWs:
1989-1993 E34 BMW 535i
1988-1992 E32 BMW 735i 735il
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OEM Bosch Remanufactured Starter - SR9520X - BMW F07 F10 F25 Z4 ...
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Bosch - Corporate Logo
T#:639760
Part#: 12417579156BKT
Ships on Jul 28, 2026
$ 270.99

This product was last offered at the strikethrough price on
05-07-2026

$ 263.99 USD
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$ 263.99 USD
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*Price includes a refundable $40 Core Charge* If your car won't turn over, there is a good chance your starter is shot. Bosch's OEM starter is a high-quality replacement that will give you peace of mind thanks to its long life-span. Bosch is one of the largest OEM producers of Genuine BMW and aftermarket parts in the world, providing parts for almost every major automotive manufacturer. Bosch has likely supplied many of the original electrical (and mechanical) parts for your BMW. Thanks to their quality, high durability, and reliability, you should expect a long service life from Bosch products. As a leading source of high-performance BMW parts and accessories since 1993, we at Turner Motorsport are honored to be the go-to supplier for tens of thousands of enthusiasts the world over. With over two decades of parts, service, and racing experience under our belt, we provide only quality performance and replacement parts. All of our performance parts are those we would (and do!) install and run on our own cars, as well as replacement parts that are Genuine BMW or from OEM manufacturers. We only offer parts we know you can trust to perform! Bosch Part Numbers: SR9520X, 0986UR1726 Replaces the following BMW part numbers: 12417579156, 757915501
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Bosch Alternator - 140 amp - E36 325i & 325is (1992 only)
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Bosch - Corporate Logo
T#:1990
Part#: AL0746X
Ships on Jul 28, 2026
$ 282.99 USD
Free Shipping
$ 282.99 USD
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Replacement 140 amp Bosch alternator for the 1992 325i and 325is. There are several potential alternators for the 1992 325i/325is. If yours is marked as 140 amp, and you'd like to use the original style alternator, this is most likely the one you require.

Bosch is one of the largest OEM producers of Genuine BMW and aftermarket parts in the world, providing parts for almost every major automotive manufacturer. Bosch has likely supplied many of the original electrical (and mechanical) parts for your BMW. Thanks to their exacting assembly process and high level of durability you can expect a long service life from all Bosch products.

A refundable core charge must be applied to this alternator. Upon receipt of your rebuildable alternator core, you will be refunded the core charge.

This Bosch Alternator fits the following BMWs:
1992-1992 E36 3 series 325 & 325is (no convertibles)

Includes $90.00 core charge to be refunded on return of your rebuildable core.

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OEM Bosch Remanufactured Starter Motor - SR0816X - E65/66 760i 760Li ...
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Bosch - Corporate Logo
T#:381033
Part#: 12417610353KT
Ships on Jul 28, 2026
$ 610.99

This product was last offered at the strikethrough price on
05-07-2026

$ 595.99 USD
Free Shipping
$ 595.99 USD
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*Price includes a refundable $70 Core Charge* If your car won't turn over, there is a good chance your starter is shot. Bosch's OEM starter is a high-quality replacement that will give you peace of mind thanks to its long life-span. Bosch is one of the largest OEM producers of Genuine BMW and aftermarket parts in the world, providing parts for almost every major automotive manufacturer. Bosch has likely supplied many of the original electrical (and mechanical) parts for your BMW. Thanks to their quality, high durability, and reliability, you should expect a long service life from Bosch products. As a leading source of high-performance BMW parts and accessories since 1993, we at Turner Motorsport are honored to be the go-to supplier for tens of thousands of enthusiasts the world over. With over two decades of parts, service, and racing experience under our belt, we provide only quality performance and replacement parts. All of our performance parts are those we would (and do!) install and run on our own cars, as well as replacement parts that are Genuine BMW or from OEM manufacturers. We only offer parts we know you can trust to perform!
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Bosch Starter Motor - E60 E63 E65 X5
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Bosch - Corporate Logo
T#:1854
Part#: SR0809X
Ships on Jul 28, 2026
$ 364.99

This product was last offered at the strikethrough price on
05-07-2026

$ 356.99 USD
Free Shipping
$ 356.99 USD
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When doing any sort of repair or maintenance there is no replacement for genuine factory parts. Turner Motorsport carries the Genuine BMW brand with pride and has the parts you need to complete your next project with confidence.

Bosch is one of the largest OEM producers of Genuine BMW and aftermarket parts in the world, providing parts for almost every major automotive manufacturer. Bosch has likely supplied many of the original electrical (and mechanical) parts for your BMW. Thanks to their exacting assembly process and high level of durability you can expect a long service life from all Bosch products.​

This genuine Bosch Starter motor fits the following BMWs:
2004-2010 E60 5 Series 545i, 550i
2004+ E63 E64 6 Series 645ci 650i + Convertibles
2005-2010 E65 E66 7 Series 750i 750Li
2004-2006 E53 X5 X5 4.4i X5 4.8is
2007+ E70 X5 X5 4.8i X5 xDrive48i

 

Includes $75.00 core charge to be refunded on return of your rebuildable core.

 

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Bosch Starter Motor - E53 X5 3.0i 2000-2006
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Bosch - Corporate Logo
T#:1561
Part#: SR0474X
Ships on Jul 28, 2026
$ 322.99

This product was last offered at the strikethrough price on
05-07-2026

$ 314.99 USD
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$ 314.99 USD
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If your starter has died and your car will no longer turner over, Bosch's replacement unit is the perfect high quality replacement. OEM replacement for BMW part # 12417501738.

Bosch is one of the largest OEM producers of Genuine BMW and aftermarket parts in the world, providing parts for almost every major automotive manufacturer. Bosch has likely supplied many of the original electrical (and mechanical) parts for your BMW. Thanks to their quality, high durability, and reliability, you should expect a long service life from Bosch products.

As a leading source of high performance BMW parts and accessories since 1993, we at Turner Motorsport are honored to be the go-to supplier for tens of thousands of enthusiasts the world over. With over two decades of parts, service, and racing experience under our belt, we provide only quality performance and replacement parts.  All of our performance parts are those we would (and do!) install and run on our own cars, as well as replacement parts that are Genuine BMW or from OEM manufacturers. We only offer parts we know you can trust to perform!

Includes $92.00 core charge to be refunded on return of your rebuildable core.

This genuine Bosch Starter motor fits the following BMWs:
2000-2006 E53 X5 X5 3.0i

 

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OEM Bosch Remanufactured Starter - SR3295X - F07/10 F12/13 F01/02 E70...
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Bosch - Corporate Logo
T#:639655
Part#: 12417577257KT
Ships on Jul 28, 2026
$ 461.99

This product was last offered at the strikethrough price on
05-08-2026

$ 453.99 USD
Free Shipping
$ 453.99 USD
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*Price includes a refundable $120 Core Charge* If your car won't turn over, there is a good chance your starter is shot. Bosch's OEM starter is a high-quality replacement that will give you peace of mind thanks to its long life-span. Bosch is one of the largest OEM producers of Genuine BMW and aftermarket parts in the world, providing parts for almost every major automotive manufacturer. Bosch has likely supplied many of the original electrical (and mechanical) parts for your BMW. Thanks to their quality, high durability, and reliability, you should expect a long service life from Bosch products. As a leading source of high-performance BMW parts and accessories since 1993, we at Turner Motorsport are honored to be the go-to supplier for tens of thousands of enthusiasts the world over. With over two decades of parts, service, and racing experience under our belt, we provide only quality performance and replacement parts. All of our performance parts are those we would (and do!) install and run on our own cars, as well as replacement parts that are Genuine BMW or from OEM manufacturers. We only offer parts we know you can trust to perform!
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OEM Bosch Remanufactured Starter - SR9523X
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Bosch - Corporate Logo
T#:639737
Part#: 12417618620BKT
Ships on Jul 28, 2026
$ 386.99

This product was last offered at the strikethrough price on
05-08-2026

$ 378.00 USD
Free Shipping on orders $49 and up
$ 378.00 USD
Free Shipping on orders $49 and up
*Price includes a refundable $75 Core Charge* If your car won't turn over, there is a good chance your starter is shot. Bosch's OEM starter is a high-quality replacement that will give you peace of mind thanks to its long life-span. Bosch is one of the largest OEM producers of Genuine BMW and aftermarket parts in the world, providing parts for almost every major automotive manufacturer. Bosch has likely supplied many of the original electrical (and mechanical) parts for your BMW. Thanks to their quality, high durability, and reliability, you should expect a long service life from Bosch products. As a leading source of high-performance BMW parts and accessories since 1993, we at Turner Motorsport are honored to be the go-to supplier for tens of thousands of enthusiasts the world over. With over two decades of parts, service, and racing experience under our belt, we provide only quality performance and replacement parts. All of our performance parts are those we would (and do!) install and run on our own cars, as well as replacement parts that are Genuine BMW or from OEM manufacturers. We only offer parts we know you can trust to perform! ​ Bosch Part Numbers: SR9523X, 0986UR1770 Replaces the following BMW part numbers: 12417612815, 12417618620
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OEM Bosch Remanufactured Starter - SR0861X - BMW F2X F3X N20 2.0L ...
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2X Entries For Our G87 M2 Sweepstakes! We Price Match - Give Us A Call or Chat!
Bosch - Corporate Logo
T#:639688
Part#: 12418614519BKT
Ships on Jul 28, 2026
$ 616.99

This product was last offered at the strikethrough price on
02-14-2026

$ 582.99 USD
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$ 582.99 USD
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*Price includes a refundable $75 Core Charge* If your car won't turn over, there is a good chance your starter is shot. Bosch's OEM starter is a high-quality replacement that will give you peace of mind thanks to its long life-span. Bosch is one of the largest OEM producers of Genuine BMW and aftermarket parts in the world, providing parts for almost every major automotive manufacturer. Bosch has likely supplied many of the original electrical (and mechanical) parts for your BMW. Thanks to their quality, high durability, and reliability, you should expect a long service life from Bosch products. As a leading source of high-performance BMW parts and accessories since 1993, we at Turner Motorsport are honored to be the go-to supplier for tens of thousands of enthusiasts the world over. With over two decades of parts, service, and racing experience under our belt, we provide only quality performance and replacement parts. All of our performance parts are those we would (and do!) install and run on our own cars, as well as replacement parts that are Genuine BMW or from OEM manufacturers. We only offer parts we know you can trust to perform!
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Remanufactured Bosch Starter - With Core Charge - F30 F31 F25 N47 ...
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Bosch - Corporate Logo
T#:639731
Part#: 12418581097KT
Ships on Jul 28, 2026
$ 482.99 USD
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$ 482.99 USD
Free Shipping
This remanufactured starter from Bosch will allow your car to start like it is new. Includes $75 core charge.
OEM Bosch Remanufactured Alternator - AL9445X - E70/71 F01/02 F07/10 ...
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Bosch - Corporate Logo
T#:639671
Part#: 12317603782BKT
In Stock at Vendor
$ 674.99

This product was last offered at the strikethrough price on
05-08-2026

$ 657.99 USD
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$ 657.99 USD
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*Price includes a refundable $75 Core Charge* The alternator in your vehicle keeps the battery at full charge when your engine is running. Because all of your electronic systems run off of this small piece, it's important that it is operational. If your lights are dim while driving or your battery dies within minutes of starting your car, it's time for a new alternator. Bosch is one of the largest OEM producers of Genuine BMW and aftermarket parts in the world, providing parts for almost every major automotive manufacturer. Bosch has likely supplied many of the original electrical (and mechanical) parts for your BMW. Thanks to their quality, high durability, and reliability, you should expect a long service life from Bosch products. As a leading source of high-performance BMW parts and accessories since 1993, we at Turner Motorsport are honored to be the go-to supplier for tens of thousands of enthusiasts the world over. With over two decades of parts, service, and racing experience under our belt, we provide only quality performance and replacement parts. All of our performance parts are those we would (and do!) install and run on our own cars, as well as replacement parts that are Genuine BMW or from OEM manufacturers. We only offer parts we know you can trust to perform!
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Remanufactured Bosch Starter - With Core Charge - F30 F31 F10 F02 ...
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Bosch - Corporate Logo
T#:639754
Part#: 12418581099KT
Ships on Jul 28, 2026
$ 437.99 USD
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$ 437.99 USD
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This remanufactured starter from Bosch will allow your car to start like it is new. Includes $75 core charge.
OEM Bosch Remanufactured Starter - BMW F39 X2 F48 X1
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Bosch - Corporate Logo
T#:33713147
Part#: 12417645980BKT
Ships on Jul 28, 2026
$ 294.99 USD
Free Shipping on orders $49 and up
$ 294.99 USD
Free Shipping on orders $49 and up
Is your BMW's starter struggling to crank the engine like it used to? Hearing an occasional clicking sound when you try to start the car? If your battery is fine but the starter is still sluggish, it's likely starting to fail. Avoid getting stranded and needing a tow—replace it now with this OEM replacement starter. Includes a refundable core charge of $52.
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Remanufactured Alternator - 170A - E6x M5 M6
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Bosch - Corporate Logo
T#:639680
Part#: 12317836592KT1KT
Ships on Jul 28, 2026
$ 409.99 USD
Free Shipping
$ 409.99 USD
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If your car has died on the side of the road from a dead battery and you notice flickering or low powered head lights, it's likely your alternator failing. To be sure you are getting a high quality part with a long life-span, choose this OEM Bosch Alternator. This is an OEM replacement for BMW part # 12317836592. Bosch is one of the largest OEM producers of Genuine BMW and aftermarket parts in the world, providing parts for almost every major automotive manufacturer. Bosch has likely supplied many of the original electrical (and mechanical) parts for your BMW. Thanks to their quality, high durability, and reliability, you should expect a long service life from Bosch products. As a leading source of high performance BMW parts and accessories since 1993, we at Turner Motorsport are honored to be the go-to supplier for tens of thousands of enthusiasts the world over. With over two decades of parts, service, and racing experience under our belt, we provide only quality performance and replacement parts. All of our performance parts are those we would (and do!) install and run on our own cars, as well as replacement parts that are Genuine BMW or from OEM manufacturers. We only offer parts we know you can trust to perform! A refundable $75.00 core charge must be applied to this alternator. Upon receipt of your rebuildable alternator core, you will be refunded the core charge.
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Bosch Alternator - 1993 E34 525i & 525i Touring (1993 only)
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Bosch - Corporate Logo
T#:1675
Part#: AL0741X
Ships on Jul 28, 2026
$ 389.99 USD
Free Shipping on orders $49 and up

115 amp Bosch alternator for 1993 525i & 525i Touring (the E34 chassis). Bosch is an original equipment supplier to BMW, and is the finest and most recognized German brand of alternator available. Buy only the best alternator for your BMW -- buy a Bosch alternator.

Bosch is one of the largest OEM producers of Genuine BMW and aftermarket parts in the world, providing parts for almost every major automotive manufacturer. Bosch has likely supplied many of the original electrical (and mechanical) parts for your BMW. Thanks to their exacting assembly process and high level of durability you can expect a long service life from all Bosch products.

A refundable core charge must be applied to this alternator. Upon receipt of your rebuildable alternator core, you will be refunded the core charge.

This Bosch Alternator fits the following BMWs:
1993-1993 E34 5 Series 525i & 525i Touring (1993 model only)

Includes $123.00 core charge to be refunded on return of your rebuildable core.

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OEM Bosch Remanufactured Alternator - AL9456X - BMW E70 X5 xDrive48i ...
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Bosch - Corporate Logo
T#:639740
Part#: 12317561002BKT
Ships on Jul 28, 2026
$ 691.99

This product was last offered at the strikethrough price on
05-08-2026

$ 674.99 USD
Free Shipping on orders $49 and up
$ 674.99 USD
Free Shipping on orders $49 and up
*Price includes a refundable $80 Core Charge* The alternator in your vehicle keeps the battery at full charge when your engine is running. Because all of your electronic systems run off of this small piece, it's important that it is operational. If your lights are dim while driving or your battery dies within minutes of starting your car, it's time for a new alternator. Bosch is one of the largest OEM producers of Genuine BMW and aftermarket parts in the world, providing parts for almost every major automotive manufacturer. Bosch has likely supplied many of the original electrical (and mechanical) parts for your BMW. Thanks to their quality, high durability, and reliability, you should expect a long service life from Bosch products. As a leading source of high-performance BMW parts and accessories since 1993, we at Turner Motorsport are honored to be the go-to supplier for tens of thousands of enthusiasts the world over. With over two decades of parts, service, and racing experience under our belt, we provide only quality performance and replacement parts. All of our performance parts are those we would (and do!) install and run on our own cars, as well as replacement parts that are Genuine BMW or from OEM manufacturers. We only offer parts we know you can trust to perform! ​ Bosch Part Numbers: AL9456X, 0986UR6293 Replaces the following BMW part numbers: 12317533469, 12317561002
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Bosch Alternator - E34 525i 1989-1990 (M20 Engine) - 140 amp ...
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Bosch - Corporate Logo
T#:1988
Part#: AL0154X
Ships on Jul 28, 2026
$ 409.99 USD
Free Shipping on orders $49 and up
A replacement 140 amp Bosch alternator for the 1989-1990 525i. 

Bosch is one of the largest OEM producers of Genuine BMW and aftermarket parts in the world, providing parts for almost every major automotive manufacturer. Bosch has likely supplied many of the original electrical (and mechanical) parts for your BMW. Thanks to their exacting assembly process and high level of durability you can expect a long service life from all Bosch products.

A refundable core charge must be applied to this alternator. Upon receipt of your rebuildable alternator core, you will be refunded the core charge. 

This Bosch alternator fits the following BMWs:
1989-1990  E34 5 Series  525i & 525i wagon
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OEM Bosch Remanufactured Alternator - AL9458X - E70 X5 35d
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Bosch - Corporate Logo
T#:639715
Part#: 12317804266BKT
Ships on Jul 28, 2026
$ 591.99

This product was last offered at the strikethrough price on
04-21-2026

$ 514.99 USD
Free Shipping on orders $49 and up
$ 514.99 USD
Free Shipping on orders $49 and up
*Price includes a refundable $75 Core Charge* The alternator in your vehicle keeps the battery at full charge when your engine is running. Because all of your electronic systems run off of this small piece, it's important that it is operational. If your lights are dim while driving or your battery dies within minutes of starting your car, it's time for a new alternator. Bosch is one of the largest OEM producers of Genuine BMW and aftermarket parts in the world, providing parts for almost every major automotive manufacturer. Bosch has likely supplied many of the original electrical (and mechanical) parts for your BMW. Thanks to their quality, high durability, and reliability, you should expect a long service life from Bosch products. As a leading source of high-performance BMW parts and accessories since 1993, we at Turner Motorsport are honored to be the go-to supplier for tens of thousands of enthusiasts the world over. With over two decades of parts, service, and racing experience under our belt, we provide only quality performance and replacement parts. All of our performance parts are those we would (and do!) install and run on our own cars, as well as replacement parts that are Genuine BMW or from OEM manufacturers. We only offer parts we know you can trust to perform!
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E30 Engine Swap / Repair C101 Pigtail
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TCEuro - Corporate Logo
T#:31622557
Part#: ELE-0031.1
Special Order: No Guaranteed ETA
$ 99.00 USD
Free Shipping on orders $49 and up

Wiring Harness Engine Gearbox Module - E39
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Genuine BMW - Corporate Logo
T#:39807
Part#: 12517516998
Special Order: No Guaranteed ETA
3% off MSRP $ 445.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 430.99 USD
Free Shipping on orders $49 and up
3% off MSRP
$ 445.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 430.99 USD
Free Shipping on orders $49 and up


Genuine BMW Wiring Harness, Engine Trans. Module -
This item fits the following BMW Chassis:
E39

Fits BMW Engines including:
M54


Wiring Harness - Engine Module - E39
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Genuine BMW - Corporate Logo
T#:39592
Part#: 12511439175
Special Order: No Guaranteed ETA
4% off MSRP $ 765.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 738.99 USD
Free Shipping
4% off MSRP
$ 765.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 738.99 USD
Free Shipping


Genuine BMW Engine Wiring Harness, Engine Module -
This item fits the following BMW Chassis:
E39

Fits BMW Engines including:
M52

Hella Negative Battery Cable - F22, F23, F30, F31, F32, F33, F34, F3...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Hella - Corporate Logo
T#:583197
Part#: 61219117877
Special Order: No Guaranteed ETA
$ 150.99 USD
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$ 150.99 USD
Free Shipping
Cable for battery
Genuine BMW Engine Oil Level Sensor - E38 E39
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Genuine BMW - Corporate Logo
T#:359393
Part#: 12611406609
Ships on Aug 13, 2026
Starting at $ 187.95 USD
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Starting at $ 187.95 USD
Free Shipping
This is the oil level sensor that installs into the bottom of the oil pan and controls the oil level warning light. We also recommend getting the oil level sensor o-ring.

When doing any sort of repair or maintenance there is no replacement for genuine factory parts. Turner Motorsport carries the Genuine BMW brand with pride and has the parts you need to complete your next project with confidence.

This item fits the following BMWs:
1997 E39 BMW 540i
1995-1997 E38 BMW 740i 740il 750il
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Hella Camshaft Position Sensor - E32, E34, E38
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Hella - Corporate Logo
T#:190829
Part#: 12141729291
In Stock
$ 66.99 USD
Free Shipping on orders $49 and up
OEM BMW ENGINE ELECTRICAL CAMSHAFT SPEED SENSOR 12141731886.--

This item fits the following BMWs:
BMW 5 Series -540i
BMW 7 Series - 740i, 740iL
BMW 8 Series - 840i, 840ci

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Crankshaft Pulse Generator - E39 540i, E53 X5, E38 740i
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Hella - Corporate Logo
T#:14757
Part#: 12141433264
Special Order: No Guaranteed ETA
$ 115.99 USD
Free Shipping
$ 115.99 USD
Free Shipping
This is an OEM engine crankshaft position sensor that is mounted in the transmission bell housing. A faulty crankshaft sensor can be responsible for hard starting or long cranking times and overall poor driveability.

This item fits the following BMWs:
3/2000-2003 E39 BMW 540i
3/2000-2001 E38 BMW 740i 740il
2000-2003 E53 BMW X5 4.4i X5 4.6is
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