Bosch has been a major supplier of new alternators and starters to OE vehicle manufacturers since 1913. Securing OE certification requires strict adherence to stringent precision and performance criteria.

These same exacting criteria are also applied in the manufacturing of all Bosch aftermarket alternators and starters. Whether 100% remanufactured or new, Bosch Premium Alternators and Starters are quality built and 100% factory tested to ensure years of reliable performance, even under the most extreme operating conditions. Thats why they are preferred by more professional installers.

Bosch 24 Month Roadside Protection Plan

Only Bosch offers the peace-of-mind of this value-added totally FREE, emergency roadside assistance program. Simply stated, if any Bosch Premium Alternator or Starter fails within two years of the date of purchase, Bosch will provide a free jump-start or tow from a qualified roadside service provider. This exclusive Bosch service is available 24 hours a day, seven days a week, anywhere in the United States or Canada.

Features and Benefits:

• Built with original equipment quality components to withstand excessive heat and high electrical demand
• Identical in fit and performance to the OE parts they replace
• The perfect solution for certain problematic late-model applications that place an extreme burden on unit components in a high-heat environment
• 100% full-load tested for proven starting/charging performance
• Lifetime warranty

  Part #’s

  12-31-7-501-690 / 12 31 7 501 690 / 12317501690

  12-31-7-501-599 / 12 31 7 501 599 / 12317501599

  12-31-7-501-597 / 12 31 7 501 597 / 12317501597

  12-31-1-432-980 / 12 31 1 432 980 / 12311432980

  12-31-1-432-981 / 12 31 1 432 981 / 12311432981

  12-31-1-432-979 / 12 31 1 432 979 / 12311432979

  12-31-1-432-985 / 12 31 1 432 985 / 12311432985

  12-31-1-740-631 / 12 31 1 740 631 / 12311740631