BMW Drive Belts & V-Belts for BMW 3 Series E46 (1999-2005)

Clear BMW chassis

Please ensure your correct model is selected

Your BMW's drive belts are wear items, and will degrade and crack over time. Don't wait until you have a belt failure... don't get stranded! Replacing your BMW's belts, such as the alternator belt, power steering belt, air conditioning AC belt, or serpentine belt is a low cost insurance policy to preventing a break down -- or worse, engine damage. We recommend checking your belts every 10,000 miles. If your belts have excessive cracks, dry rot, missing teeth and/or grooves, are cause noise, it's time for new ones.

While also inspecting your serpentine belts, also check for wear or resistance in the pulleys. The tensioner pulley and deflection pulley are the primary sources for belt squealing. The rubber-isolated pulleys can also break apart, leading to total belt failure. We sell the tensioner and deflection pulleys for the M50 engine family used in the E34, E36, E39, E46, X5, Z3, and Z4.

Sub-Categories

Sort By:

E36/E46/Z3/Z4 ECS Tuning Aluminum Water Pump Pulley - Black
10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!
ECS - Corporate Logo
T#:363707
Part#: 001977ECS03A
In Stock
Sale - Save 10% $ 104.99

This product was last offered at the strikethrough price on
11-07-2026

$ 94.49 USD
Free Shipping
Sale - Save 10%
$ 104.99

This product was last offered at the strikethrough price on
11-07-2026

$ 94.49 USD
Free Shipping
Most of the pulleys on your BMW engine are plastic, which become brittle and frail over time and from engine bay heat. A failed pulley could leave you stranded which is why it is vital to inspect the pulleys during routine maintenance. This is an aluminum version of the stock water pump pulley used on the M50/M52/M52TU/M54 engine in the E36, E46, Z3, Z4, and other models. It uses the same hardware and the original belt as the stock plastic pulley. But the aluminum will last much longer.
Show More Show Less
ECS Tuning Performance Kevlar Reinforced Accessory Belt - Water Pump ...
10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!
ECS - Corporate Logo
T#:20979672
Part#: 6PK1460
Ships in 8 Business Days
Sale - Save 15% $ 33.99

This product was last offered at the strikethrough price on
11-11-2026

$ 28.89 USD
Free Shipping on orders $49 and up
Sale - Save 15%
$ 33.99

This product was last offered at the strikethrough price on
11-11-2026

$ 28.89 USD
Free Shipping on orders $49 and up
Replaces BMW # 11287837898 ECS Tuning Performance Kevlar reinforced belts give you that extra piece of mind! Kevlar reinforced belts experience less elongation over time minimizing the amount of belt adjustment needed as well as offering a higher shock and impact resistance compared to OEM style belts. ECS Tuning Performance Kevlar reinforced belts have been put through a series of multiple tests such. Tensile strength Elongation Hardness Temperature and oil resistance per standard JASO E 109-94 Flex testing per SAE J2432.
Show More Show Less
E46 M3, Z4M ECS Tuning Aluminum Water Pump Pulley
10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!
ECS - Corporate Logo
T#:367060
Part#: 002778ECS01
Ships on Dec 18, 2026
Sale - Save 15% $ 100.99

This product was last offered at the strikethrough price on
11-07-2026

$ 85.84 USD
Free Shipping
Sale - Save 15%
$ 100.99

This product was last offered at the strikethrough price on
11-07-2026

$ 85.84 USD
Free Shipping
Most of the pulleys on your BMW engine are plastic, which become brittle and frail over time and from engine bay heat. A failed pulley could leave you stranded which is why it is vital to inspect the pulleys during routine maintenance. This is an aluminum version of the stock water pump pulley used on the S54 engine in the E46 M3, MZ3, and Z4M. It's the same size and uses the same hardware and the original belt as the stock plastic pulley. But the aluminum will last much longer.
Show More Show Less

Hydraulic Alternator Belt Tensioner Assembly
2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
URO - Corporate Logo
T#:396757
Part#: 11287838797
In Stock
$ 53.99 USD
Free Shipping on orders $49 and up

URO Aluminum Water Pump Pulley - E39, E46, E53, E60, E83, Z3, Z4 ...
2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
URO - Corporate Logo
T#:340641
Part#: 11511436590
In Stock
$ 45.99 USD
Free Shipping on orders $49 and up
$ 45.99 USD
Free Shipping on orders $49 and up
An upgrade over commonly failing plastic pulley
Atlantic Automotive Engineering - Corporate Logo
T#:45757458
Part#: 32427830838
Back Ordered
$ 50.99

This product was last offered at the strikethrough price on
11-07-2026

$ 44.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
$ 50.99

This product was last offered at the strikethrough price on
11-07-2026

$ 44.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
A new power steering pulley is key to keeping your steering system smooth and reliable. Over time, pulleys can warp, crack, or wear, causing belt slippage, whining noises, or even pump failure. Installing a fresh pulley restores correct belt alignment, eliminates noise, and maintains consistent hydraulic pressure for precise, effortless steering. Why choose a new pulley? Smooth operation – Ensures proper belt tension for dependable pump performance. Noise reduction – Eliminates squealing, whining, or vibration from worn pulleys. System protection – Protects the pump and steering components from damage. Install a new pulley and keep your steering system running quietly, efficiently, and confidently.
Show More Show Less

Water Pump Pulley
2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
URO - Corporate Logo
T#:638798
Part#: 11517840403
Ships in 1 Business Day
$ 57.99 USD
Free Shipping on orders $49 and up
ECS Performance Kevlar Reinforced Accessory Belt - E46 E39 E53 E63 E8...
10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!
ECS - Corporate Logo
T#:639025
Part#: 6PK1538
In Stock
Sale - Save 30% $ 35.99

This product was last offered at the strikethrough price on
11-11-2026

$ 25.19 USD
Free Shipping on orders $49 and up
Sale - Save 30%
$ 35.99

This product was last offered at the strikethrough price on
11-11-2026

$ 25.19 USD
Free Shipping on orders $49 and up
ECS Tuning Performance Kevlar-reinforced belts give you that extra peace of mind! Kevlar reinforced belts experience less elongation over time minimizing the amount of belt adjustment needed as well as offering a higher shock and impact resistance compared to OEM style belts. ECS Tuning Performance Kevlar-reinforced belts have been put through a series of multiple tests: Tensile strength Elongation Hardness Temperature and oil resistance per standard JASO E 109-94 Flex testing per SAE J2432.
Show More Show Less

Mechanical Alternator Belt Tensioner Assembly
2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
URO - Corporate Logo
T#:371980
Part#: 11281427252
Ships in 1 Business Day
$ 50.99 USD
Free Shipping on orders $49 and up
$ 50.99 USD
Free Shipping on orders $49 and up
Tensions the belt connecting the water pump, alternator, and power steering pump. Includes roller.

Mechanical A/C Belt Tensioner Assembly
2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
URO - Corporate Logo
T#:384308
Part#: 11287512758
Ships in 1 Business Day
$ 43.99 USD
Free Shipping on orders $49 and up
Complete tensioner assembly with roller
Belt Tensioner Conversion Kit
2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
URO - Corporate Logo
T#:600039
Part#: 11287838797K
Back Ordered
$ 82.99 USD
Free Shipping on orders $49 and up
Update from a mechanical tensioner to a hydraulic style tensioner
Mechanical A/C Belt Tensioner Assembly
For vehicles with production date up to 09/2002
2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
URO - Corporate Logo
T#:361998
Part#: 11281433571
Ships in 1 Business Day
$ 53.99 USD
Free Shipping on orders $49 and up
$ 53.99 USD
Free Shipping on orders $49 and up
Complete tensioner assembly with roller


Hydraulic Alternator Belt Tensioner Roller
5X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
We Price Match - Give Us A Call or Chat!
Meyle - Corporate Logo
T#:594521
Part#: 11281748131
Ships on Dec 4, 2026
$ 23.99 USD
Free Shipping on orders $49 and up
$ 23.99 USD
Free Shipping on orders $49 and up
Replacement is recommend with every belt service
Accessory Belt - Air Conditioning Compressor - E46 E39 E53 E83 E85 - ...
For vehicles with production date from 09/2002
5X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
Meyle - Corporate Logo
T#:55497436
Part#: 500040863
In Stock
New Item
$ 5.99

This product was last offered at the strikethrough price on
09-14-2026

$ 4.99 USD
Free Shipping on orders $49 and up
$ 4.99 USD
Free Shipping on orders $49 and up
This belt drives the air conditioning compressor for the AC system. We recommend checking your belts every 10,000 miles. If your belts have excessive cracks, dry rot, missing teeth and/or grooves, are cause noise, it's time for new ones.
Show More Show Less
ECS Tuning Performance Kevlar Reinforced Accessory Belt - A/C - BMW ...
For vehicles with production date up to 09/2002
10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!
ECS - Corporate Logo
T#:21693590
Part#: 5PK863
Ships in 8 Business Days
Sale - Save 35% $ 26.99

This product was last offered at the strikethrough price on
11-11-2026

$ 17.54 USD
Free Shipping on orders $49 and up
Sale - Save 35%
$ 26.99

This product was last offered at the strikethrough price on
11-11-2026

$ 17.54 USD
Free Shipping on orders $49 and up
Replaces BMW # 11281437450 and 11281437872 ECS Tuning Performance Kevlar reinforced belts give you that extra piece of mind! Kevlar reinforced belts experience less elongation over time minimizing the amount of belt adjustment needed as well as offering a higher shock and impact resistance compared to OEM style belts. ECS Tuning Performance Kevlar reinforced belts have been put through a series of multiple tests such. Tensile strength Elongation Hardness Temperature and oil resistance per standard JASO E 109-94 Flex testing per SAE J2432.
Show More Show Less

Drive Belt Pulley Cap
2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
URO - Corporate Logo
T#:639224
Part#: 11281727159
In Stock
$ 3.99 USD
Free Shipping on orders $49 and up
Replace that missing protective cap and protect your belt tensioner bearing from debris.

ECS Tuning Performance Kevlar Reinforced Accessory Belt - A/C - E46 E...
For vehicles with production date from 09/2002
10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!
ECS - Corporate Logo
T#:20979670
Part#: 4PK863
In Stock
Sale - Save 40% $ 26.99

This product was last offered at the strikethrough price on
11-11-2026

$ 16.19 USD
Free Shipping on orders $49 and up
Sale - Save 40%
$ 26.99

This product was last offered at the strikethrough price on
11-11-2026

$ 16.19 USD
Free Shipping on orders $49 and up
Replaces BMW # 11287512762, 11281437450, and 11281437872 ECS Tuning Performance Kevlar reinforced belts give you that extra piece of mind! Kevlar reinforced belts experience less elongation over time minimizing the amount of belt adjustment needed as well as offering a higher shock and impact resistance compared to OEM style belts. ECS Tuning Performance Kevlar reinforced belts have been put through a series of multiple tests such. Tensile strength Elongation Hardness Temperature and oil resistance per standard JASO E 109-94 Flex testing per SAE J2432.
Show More Show Less
Meyle Idler Pulley
5X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
We Price Match - Give Us A Call or Chat!
Meyle - Corporate Logo
T#:369422
Part#: 11287841228
In Stock
Sale - Save 62% $ 33.99

This product was last offered at the strikethrough price on
11-07-2026

$ 13.00 USD
Free Shipping on orders $49 and up
Sale - Save 62%
$ 33.99

This product was last offered at the strikethrough price on
11-07-2026

$ 13.00 USD
Free Shipping on orders $49 and up
Runs on water pump and alternator belt, used on both mechanical and hydraulic tensioner systems

ECS Tuning Performance Kevlar Reinforced Accessory Belt - A/C - E46 M...
10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!
ECS - Corporate Logo
T#:23416515
Part#: 5PK830
In Stock
Sale - Save 35% $ 26.99

This product was last offered at the strikethrough price on
11-11-2026

$ 17.54 USD
Free Shipping on orders $49 and up
Sale - Save 35%
$ 26.99

This product was last offered at the strikethrough price on
11-11-2026

$ 17.54 USD
Free Shipping on orders $49 and up
Replaces BMW # 11287830946 ECS Tuning Performance Kevlar reinforced belts give you that extra piece of mind! Kevlar reinforced belts experience less elongation over time minimizing the amount of belt adjustment needed as well as offering a higher shock and impact resistance compared to OEM style belts. ECS Tuning Performance Kevlar reinforced belts have been put through a series of multiple tests such. Tensile strength Elongation Hardness Temperature and oil resistance per standard JASO E 109-94 Flex testing per SAE J2432.
Show More Show Less
Meyle V-Ribbed Accessory Belt - Alternator/Water Pump/Power Steering ...
5X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
Meyle - Corporate Logo
T#:55497412
Part#: 0500061540
Ships on Dec 2, 2026
New Item
$ 12.99

This product was last offered at the strikethrough price on
08-26-2026

$ 11.99 USD
Free Shipping on orders $49 and up
$ 11.99 USD
Free Shipping on orders $49 and up
This is the main drive belt / serpentine belt 6PK1540 that drives all of the engine auxiliaries, such as the alternator, water pump, and power steering pump. If your belt has excessive cracks, dry rot, missing teeth and/or grooves, or is causing noise, it's time for a new one.
Show More Show Less

Meyle - Accessory Belt - Air Conditioning Compressor 050 005 0865 - E...
For vehicles with production date up to 09/2002
5X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
Meyle - Corporate Logo
T#:40545948
Part#: 11281744986
Ships on Dec 4, 2026
$ 9.99 USD
Free Shipping on orders $49 and up
$ 9.99 USD
Free Shipping on orders $49 and up
A high-quality, direct-fit A/C drive belt engineered to deliver reliable compressor performance and long-lasting durability.

Meyle - Auxiliary Belt - E46, E90, E92, E93, Z3, Z4
5X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
Meyle - Corporate Logo
T#:40546016
Part#: 11287830945
Ships on Dec 4, 2026
$ 15.99 USD
Free Shipping on orders $49 and up
A high-quality, OE-style replacement serpentine belt designed to deliver reliable power to critical engine components, ensuring optimal performance and durability.