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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
Hitachi Voltage Regulator - BMW E31 E32 E34 E36
Hitachi - Corporate Logo
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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SKF Alternator Ball Bearing 47X17X14 - Multiple BMWs
SKF Alternator Ball Bearing 47X17X14 - Multiple BMWs
SKF - Corporate Logo
T#:2602208
Part#: 12311722979
Ships in 10 Business Days
$ 29.99 USD
Free Shipping on orders $49 and up
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$ 29.99 USD
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SKF Grooved Ball Bearing - 47X17X14 This item fits the following BMW Chassis: E30 M3,E34 M5,E30,E34,E36 Fits BMW Engines including: M10,M20,M30,M42,S14,S38
Voltage Regulator
Voltage Regulator
Beru - Corporate Logo
T#:596879
Part#: 12321350052
Back Ordered
$ 41.99

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

$ 39.71 USD
Free Shipping on orders $49 and up
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$ 39.71 USD
Free Shipping on orders $49 and up
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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
Hitachi Voltage Regulator - BMW E88 N52
Hitachi - Corporate Logo
T#:48815477
Part#: 12317550469
Ships in 6 Business Days
$ 79.99 USD
Free Shipping on orders $49 and up
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$ 79.99 USD
Free Shipping on orders $49 and up
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Supplies power to your car's electronics and recharges the battery.
Alternator - New - TYC W11 1.6L Engine
Alternator - New - TYC W11 1.6L Engine
TYC - Corporate Logo
T#:581846
Part#: 211049
Ships in 6 Business Days
$ 235.99

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

$ 228.99 USD
Free Shipping
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$ 228.99 USD
Free Shipping
Add to Wish List

With over 40 years of experience, TYC is a leading manufacturer of automotive lamps, adapting to industry changes and utilizing advanced technologies. Committed to excellence, TYC offers quality products and unparalleled customer service, exemplifying their vision of being a world-class company. Their wide range of automotive parts meets rigorous quality standards, making TYC a trusted choice for customers who prioritize quality and service.

  • Over 40 years of experience in automotive lamp manufacturing
  • Utilization of revolutionary manufacturing technologies
  • Commitment to quality and service
  • Introduction of at least one new automotive product line per year
  • Rigorous testing for fit and performance
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