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Alternator

The alternator keeps the battery in a constant state of charge anytime the engine is running. If your lights are dimming or you hear excessive bearing noise around the alternator, chances are that it's time for a replacement.

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Hitachi Voltage Regulator - BMW E31 E32 E34 E36

T#:48850064

Part#: 12311747920

Ships in 6 Business Days

$ 37.99 USD

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$ 37.99 USD

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This voltage regulator is a crucial component that controls the alternator's output, preventing overcharging by adjusting the current to maintain a safe range of vehicle voltage, thereby protecting the battery and electrical system. Symptoms of failure include dim lights, battery warnings, or a dead battery, often requiring replacement, which can be internal or external to the alternator.

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Voltage Regulator

T#:596879

Part#: 12321350052

Back Ordered

$ 41.99

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

$ 39.71 USD

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$ 39.71 USD

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If you are having issues with voltage peaking, lights fading in and out as your driving, or your battery keeps dying despite the car running, It could be the result of a faulty voltage regulator. Voltage regulators control the amount of power coming from the alternator.

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Hitachi Voltage Regulator - BMW E88 N52

T#:48815477

Part#: 12317550469

Ships in 6 Business Days

$ 79.99 USD

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$ 79.99 USD

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Supplies power to your car's electronics and recharges the battery.

Genuine MINI Voltage Regulator Bosch - 12317577245

T#:39017

Part#: 12317577245

Ships in 1 day

7% off MSRP $ 200.99

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

$ 186.99 USD

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7% off MSRP

$ 200.99

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

$ 186.99 USD

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Genuine MINI VOLTAGE REGULATOR
Fits BMW Engines including:
N12,N14,N16,N18

CABLE ALTERNATOR-STARTER

T#:525052

Part#: 12428602973

Ships in 1 day

4% off MSRP $ 254.36

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

$ 244.76 USD

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4% off MSRP

$ 254.36

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

$ 244.76 USD

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POSITIVE BATTERY LEA

T#:530720

Part#: 61129364729

In Stock

6% off MSRP $ 63.99

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

$ 59.99 USD

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6% off MSRP

$ 63.99

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

$ 59.99 USD

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BATTERY CABLE, NEGAT

T#:548848

Part#: 61216821205

Ships in 1 day

7% off MSRP $ 318.99

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

$ 297.99 USD

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7% off MSRP

$ 318.99

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

$ 297.99 USD

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Alternator - 105 Amp Compact

T#:568371

Part#: 12317515030KT2KT

Ships in 3 Business Days

$ 1,203.99 USD

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$ 1,203.99 USD

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includes a $192.50 core charge

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