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GM 18021215 Master Cylinder

1994-1996 GM

Customer Questions & Expert Answers (2)
18021215 GM Master Cylinder Illustration 1 of 1
  • Part Description
    Cylinder, Brake Master Cylinder
  • Manufacturer
    General Motors
Make sure this part fits
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  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine GM
    Manufacturer Part Number18021215
    Part DescriptionMaster Cylinder; Cylinder, Brake Master Cylinder
    Item Dimensions12.3 x 8.0 x 6.4 inches
    Item Weight2.90 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU18021215
    Shipping & ReturnShipping Policy Return Policy
    Warning: California's Proposition 65
  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    1994-1996 Buick Century4 Cyl 2.2L, 6 Cyl 3.1LCUSTOM, SPECIAL, SPECIAL 4 DOOR
    1994-1996 Oldsmobile Cutlass4 Cyl 2.2L, 6 Cyl 3.1LS 4 DOOR, SL 4 DOOR
  • 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 18021215 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    What steps should be taken for manual brakes and the Brake Master Cylinder during the removal for the 1994 Oldsmobile Cutlass? Posted by Neff J.
    A:
    For manual brakes, disconnect the push rod at the brake pedal inside the car, then unbolt and remove the master cylinder from the firewall or power booster, taking care to avoid dripping brake fluid on any painted surface. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Henry / Jun 12, 2025

Genuine GM Part 18021215, the Right Choice

To ensure reliability, purchase GM part # 18021215 Master Cylinder. It is sometimes referred to as GM Brake Master Cylinder. 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 Buick Century models. It fits Oldsmobile Cutlass.

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