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Pontiac 1249146 Drum Assembly, Rear Brake

1982-1991 Pontiac

Customer Questions & Expert Answers (3)
1249146 GM Drum Assembly, Rear Brake Illustration 1 of 1
  • Part Description
    DRUM, Front and Rear Wheel Brake
  • Position
    Rear
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Pontiac
    Manufacturer Part Number1249146
    Part DescriptionDRUM, Front and Rear Wheel Brake
    Other NamesBrake Drum, Drum
    Item Dimensions14.7 x 13.2 x 4.7 inches
    Item Weight17.00 Pounds
    PositionRear
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU1249146
    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
    1982-1986 Pontiac Bonneville6 Cyl 3.8L, 6 Cyl 4.1L, 6 Cyl 4.3L, 8 Cyl 5.0L, 8 Cyl 5.7L Diesel2 DOOR, 4 DOOR, BROUGHAM 2 DOOR, LE 2 DOOR, STATION WAGON
    1990-1991, 1982-1988 Pontiac Firebird4 Cyl 2.5L, 6 Cyl 2.8L, 6 Cyl 3.1L, 8 Cyl 5.0L, 8 Cyl 5.7L2 DOOR, CONVERTIBLE
    1982-1987 Pontiac Grand Prix6 Cyl 3.8L, 6 Cyl 4.1L, 6 Cyl 4.3L, 8 Cyl 5.0L, 8 Cyl 5.7L Diesel2 DOOR, 4 DOOR, BROUGHAM 2 DOOR, LE 2 DOOR, STATION WAGON
    1983-1986 Pontiac Parisienne6 Cyl 3.8L, 6 Cyl 4.3L, 8 Cyl 5.0L, 8 Cyl 5.7L Diesel4 DOOR, BROUGHAM, STATION WAGON
    1987-1989 Pontiac Safari8 Cyl 5.0LSTATION 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 1249146 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    What should be done if a dealer cannot refinish a Brake Drum disc to meet specified tolerances for the 1985 Chevrolet El Camino? Posted by Whit V.
    A:
    A new disc must be installed if a dealer cannot refinish a disc to meet specified tolerances. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Xavier / Oct 22, 2024
    Q:
    What effect can an out-of-round Brake Drum have on braking for the 1984 Oldsmobile Cutlass? Posted by Symon G.
    A:
    An out-of-round drum can cause a pulsating feeling in the brake pedal during application. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Nicholas / Jul 20, 2025

Genuine GM Part 1249146, the Right Choice

To ensure reliability, purchase GM part # 1249146 Drum Assembly, Rear Brake. It is sometimes referred to as Pontiac Brake Drum. 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 Pontiac Bonneville, Firebird, Grand Prix models.

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