Make sure this part fits

Buick 19303807 Rotor

2009-2011 Buick Lucerne

Customer Questions & Expert Answers (2)
19303807 GM Rotor Illustration 1 of 1
  • Part Description
    Rotor, Front And Rear Wheel Brake
  • Position
    Rear
  • Replaces
    25982106, 20880098
  • Manufacturer
    General Motors
Make sure this part fits
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  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Buick
    Manufacturer Part Number19303807
    Part DescriptionRotor; Rotor, Front And Rear Wheel Brake
    Item Dimensions13.5 x 12.8 x 3.6 inches
    Item Weight13.60 Pounds
    PositionRear
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces25982106, 20880098
    Require Quantity2
    ManufacturerGeneral Motors
    SKU19303807
    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
    2009-2011 Buick Lucerne6 Cyl 3.9L, 6 Cyl 3.9L Flex, 8 Cyl 4.6LCXL 4 DOOR, V8 CXL/SUPER 4 DOOR, V8 SUPER SERIES 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 19303807 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    What is the first step to inspect the Brake Disc and brakes for the 2009 Cadillac DTS? Posted by Chyna R.
    A:
    The first step is to loosen the wheel lug nuts and raise the front of the vehicle on jackstands. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Henry / May 19, 2026

Genuine GM Part 19303807, the Right Choice

To ensure reliability, purchase GM part # 19303807 Rotor. It is sometimes referred to as Buick Brake Disc. 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 Lucerne models.

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