Alternator Re-Man (90amp) - VW/Audi / Mk3 / Golf / Jetta / Beetle

ON SALE $587.52

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Part# 028903018AX-BOS

*A $80 Refundable Core Fee is included in the price of this item. Upon return of the core you will be refunded $80.

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$80 Core fee will be refunded when the alternator is returned (Must be within 30 days of purchase in original box).

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. That’s 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 to last using the highest quality materials and the most technologically advanced manufacturing processes
  • Remanufactured using more new parts than any other unit
  • 100% exhaustive multipoint quality and performance testing throughout the remanufacturing process ensures optimum starting and charging performance under all operating conditions
  • Every unit is full-load tested to guarantee compliance with Bosch strict performance specifications
  • 24-month unlimited mileage warranty

Remanufacturing Process

  • Voltage regulator 100% tested for OE voltage specifications (new on GM and Ford)
  • Rectifier 100 % tested (new on Ford)
  • Diodes 100% tested (replaced with new as required)
  • Rotor 100% performance-tested for maximum electrical output
  • 100% new long life sealed bearings with special high load, high temperature grease
  • Stator 100% insulation and phase balance tested
  • Slip rings 100% new or remachined to +/- .05mm, the tightest tolerance in the industry
  • 100% new long life self-lubricating brushes
  • 100% new clutch pulleys
  • All terminals, insulators and hardware provided
  • All mounting points 100% gauged and resized or rethreaded for proper fit
  • 100% computerized/full-load tested for total performance and output


Robert Bosch Corporation

Bosch is one of the largest global suppliers of automotive products, developing, manufacturing and supplying precision OE components and systems to vehicle manufacturers and the automotive aftermarket.

Part #'s

028-903-018-AX / 028903018 AX / 028 903 018 AX / 028903018AX

021-903-017-AX / 021903017 AX / 021 903 017 AX / 021903017AX

028-903-018-A / 028903018 A / 028 903 018 A / 028903018A

028-903-025-QX / 028903025 QX / 028 903 025 QX / 028903025QX

⚠️CALIFORNIA WARNING: Cancer and Reproductive Harm -

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