Make sure this part fits

GM 20879455
Rotor, Rear

2004-2009 GM

Customer Questions & Expert Answers (6)
GM 20879455 Rotor, Rear
GM 20879455 Rotor, Rear
  • Part Description
    Rotor-Rear Brake; Brake Rotor
  • Position
    Rear
  • Replaces
    18048699
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Vehicle Fitment

    Year Make Model Trim Engine
    2005-2009 Buick LaCrosseCX, CXL, CXS6 Cyl 3.6 L GAS, 6 Cyl 3.8 L GAS
    2004-2008 Pontiac Grand PrixBase, GT, GT1, GT2, GTP6 Cyl 3.8 L GAS
    Warning: California's Proposition 65
  • Customer Questions & Expert Answers

    Q:
    Can you help me check if this 20879455 is the right part for my car? Posted by ChevyPartsGiant Specialist
    A:
    Please Select Your Vehicle model to see if part number 20879455 is suitable before ordering.
    Posted by ChevyPartsGiant Specialist
    Q:
    What should be done to the brake rotor's mating surface for the 2005 Buick LaCrosse? Posted by Customer
    A:
    Clean it using the Rotor Resurfacing Kit (J41013).
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Brake Disc
    Q:
    What are the final steps after installing the brake rotor for the 2007 Buick LaCrosse? Posted by Customer
    A:
    Reinstall the brake caliper and caliper bracket assembly to the suspension knuckle, followed by the tire and wheel assembly. Finally, lower the vehicle and, if the brake rotor was refinished or replaced, burnish the pads and rotors.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Brake Disc
    Q:
    What is the first step to replace the front brake rotor for the 2005 Buick LaCrosse? Posted by Customer
    A:
    First, raise and support the vehicle, then remove the tire and wheel assembly.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Brake Disc
    Q:
    What should be inspected after cleaning the rotor's surfaces for the 2006 Buick LaCrosse? Posted by Customer
    A:
    Inspect these surfaces for foreign particles or debris.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Brake Disc
    Q:
    How should the hub/axle flange and brake rotor mating surfaces be prepared before installation for the 2007 Buick LaCrosse? Posted by Customer
    A:
    Clean any rust or contaminants using the Wheel Hub Resurfacing Kit (J 42450-A) and the Rotor Resurfacing Kit (J 41013).
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Brake Disc
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

OEM GM Rotor, Rear 20879455 Designed for Proper Fit and Performance

Original OEM GM parts deliver superior quality and meet all performance standards needed for optimal automotive operation. The authentic part identified by 20879455 Rotor, Rear is available in the market under the name GM Brake Disc. This genuine product has a full warranty coverage from the manufacturer available at all authorized GM dealers throughout the United States. This part 20879455 Rotor, Rear fits certain Buick LaCrosse models, as well as Pontiac Grand Prix models.
The original GM component designated by manufacturer part number 20879455 maintains top performance when functioning as the Rotor-Rear Brake; Brake Rotor unit at its Rear. The component 20879455 is constructed from durable material and its dimensions span 13.9 x 13.3 x 3.7 inches while weighing 11.50 Pounds. The component is ready in New condition to ensure full compatibility with your vehicle system. The part 20879455 has available replacement options 18048699. GM manufacturer provides a warranty that ensures reliable operation of this product. The Shipping Policy and Return Policy pages outline complete details regarding shipping procedures and return processes.
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