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GM 1258682 Transmission Mounting Assembly

1982-1987 GM

Customer Questions & Expert Answers (2)
1258682 GM Transmission Mounting Assembly Illustration 1 of 1
  • Part Description
    MOUNT, Transmission Mounting
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine GM
    Manufacturer Part Number1258682
    Part DescriptionMOUNT, Transmission Mounting
    Item Dimensions6.9 x 3.2 x 2.5 inches
    Item Weight1.50 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU1258682
    WarrantyThis genuine GM part is guaranteed by GM's factory warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California's Proposition 65
  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    1982-1984 Oldsmobile 986 Cyl 4.1L, 8 Cyl 5.0L, 8 Cyl 5.7L DieselREGENCY 2 DOOR, REGENCY 4 DOOR, REGENCY BROUGHAM
    1982-1985 Oldsmobile Custom Cruiser8 Cyl 5.0L, 8 Cyl 5.7L Diesel2 DOOR, 4 DOOR, BROUGHAM 2 DOOR, BROUGHAM 4 DOOR, BROUGHAM LS 4 DOOR, RWD, STATION WAGON
    1985-1987 Oldsmobile Cutlass6 Cyl 3.8L2 DOOR, 4 DOOR, BROUGHAM 2 DOOR, BROUGHAM 4 DOOR
    1982-1985 Oldsmobile Delta 886 Cyl 3.8L, 8 Cyl 4.3L, 8 Cyl 5.0L, 8 Cyl 5.7L Diesel2 DOOR, 4 DOOR, BROUGHAM 2 DOOR, BROUGHAM 4 DOOR, BROUGHAM LS 4 DOOR, RWD, STATION WAGON
  • Customer Questions & Expert Answers

    Q:
    I'm wondering if this is complete and correct part for my vehicle.
    A:
    You can Select Your Vehicle to check if 1258682 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    What should you do to check the Motor And Transmission Mount for the 1987 Oldsmobile Cutlass? Posted by Kaity G.
    A:
    Push upward and pull downward on the transmission extension housing while observing the transmission mount. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Nicholas / Feb 25, 2025

Genuine GM Part 1258682, the Right Choice

To ensure reliability, purchase GM part # 1258682 Transmission Mounting Assembly. It is sometimes referred to as GM Motor And Transmission Mount. Directly from GM, genuine parts are superb with regards to quality, longevity, and fit. Every single part passed stringent quality testing, so you can be sure that it's safe, durable, and built to perform like your original parts. This part fits specific Oldsmobile 98, Custom Cruiser, Cutlass models.

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