Make sure this part fits

Jeep JR775005 ALTERNATR-Less FAN/PULLEY

1984-1990 Jeep JR775005

Customer Questions & Expert Answers (3)
JR775005 Mopar ALTERNATR-Less FAN/PULLEY Illustration 1 of 1
  • Part Description
    Alternator Assembly
  • Manufacturer
    Mopar
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Jeep
    Manufacturer Part NumberJR775005
    Part DescriptionAlternator Assembly
    Other NamesAlternator
    Item Dimensions9.2 x 8.2 x 8.0 inches
    Item Weight11.20 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerMopar
    SKUJR775005
    WarrantyThis genuine Mopar part is guaranteed by Mopar's factory warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California's Proposition 65
  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    1984-1986 Jeep Cherokee4 Cyl 2.5L, 6 Cyl 2.8L
    1986 Jeep Comanche4 Cyl 2.5L
    1984-1990 Jeep Grand Wagoneer4 Cyl 2.5L, 6 Cyl 4.2L, 8 Cyl 5.9L
    1984-1988 Jeep J106 Cyl 4.2L, 8 Cyl 5.9L
    1984-1988 Jeep J206 Cyl 4.2L, 8 Cyl 5.9L
    1984-1986 Jeep Wagoneer4 Cyl 2.5L, 6 Cyl 2.8L
    1984-1990 Jeep Wrangler4 Cyl 1.9L Diesel, 4 Cyl 2.5L, 4 Cyl 2.5L Diesel, 6 Cyl 4.2L
  • Customer Questions & Expert Answers

    Q:
    Will this fit my truck?
    A:
    You can Select Your Vehicle to check if JR775005 fits your vehicle.
    Posted and answered by Mopar Parts Specialist Daniel
    Q:
    What should you do if you're replacing the Alternator for the 1986 Jeep Cherokee? Posted by Tycravious D.
    A:
    Compare the old one with you when purchasing a replacement to ensure it looks identical and has the same terminals and identification numbers. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by Mopar Parts Specialist Alan / Sep 06, 2024
    Q:
    What might you need to do if the new Alternator doesn't have a pulley installed for the 1986 Jeep Comanche? Posted by Hein D.
    A:
    You may need to switch it from the old unit. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by Mopar Parts Specialist Joel / Apr 04, 2026

Genuine Mopar Part JR775005, the Right Choice

To ensure reliability, purchase Mopar part # JR775005 ALTERNATR-Less FAN/PULLEY. It is sometimes referred to as Alternator. The OEM parts should be used when the Mopar owners want to maximize their driving experience. The high-tech factories that produce these parts utilize sophisticated technology specifically designed to meet stringent factory requirements. Additionally, they are thoroughly tested and can thus be used with reliability by Mopar owners. This part fits specific Jeep Cherokee, Comanche, and Wrangler models.

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