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GM 84587921
Rotor, Front

2001-2024 GM

Customer Questions & Expert Answers (17)
GM 84587921 Rotor, Front
  • Part Description
    Rotor-Front Brake; Disc Brake Hardware Kit; Brake Rotor
  • Position
    Front
  • Replaces
    15733625
  • Manufacturer
    General Motors
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  • Related Parts
  • Product Specifications
  • Vehicle Fitment
  • Customer Questions & Expert Answers
  • Product Specifications

    BrandGenuine GM
    Manufacturer Part Number84587921
    Part DescriptionRotor-Front Brake; Disc Brake Hardware Kit; Brake Rotor
    Other NamesRotor, Front And Rear Wheel Brake
    Item Dimensions14.2 x 13.4 x 4.2 inches
    Item Weight31.60 Pounds
    PositionFront
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces15733625
    Require Quantity2
    ManufacturerGeneral Motors
    SKU84587921
    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 Trim Engine
    2003-2024 Chevrolet Express 3500Base, LS, LT4 Cyl 2.8 L DIESEL, 6 Cyl 4.3 L FLEX, 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L FLEX, 8 Cyl 4.8 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
    2007-2010 Chevrolet Silverado 2500 HDLT, LTZ, WT8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL
    2001-2006 Chevrolet Silverado 3500Base, LS, LT, WT8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
    2007 Chevrolet Silverado 3500 ClassicLS, LT, WT8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
    2007-2010 Chevrolet Silverado 3500 HDLT, LTZ, WT8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL
    2001-2005 Chevrolet Suburban 1500Base, LS, LT, Z718 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
    2001-2005 Chevrolet Suburban 2500Base, LS, LT8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
    2003-2024 GMC Savana 3500Base, LS, LT, SLE4 Cyl 2.8 L DIESEL, 6 Cyl 4.3 L FLEX, 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L FLEX, 8 Cyl 4.8 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
    2007-2010 GMC Sierra 2500 HDSLE, SLT, WT8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL
    2001-2006 GMC Sierra 3500Base, SL, SLE, SLT, WT8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
    View More
  • Customer Questions & Expert Answers

    Q:
    Is 84587921 compatible with my car? Posted by ChevyPartsGiant Specialist
    A:
    Please Select Your Vehicle model to see if part number 84587921 is suitable before ordering.
    Posted by ChevyPartsGiant Specialist
    Q:
    What should be done if the rotor is stuck due to corrosion for the 2008 Chevrolet Express 3500? Posted by Customer
    A:
    Clean the surfaces, apply penetrating oil, and use two M10 x 1.5 bolts to force the rotor from the hub.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Brake Disc
    Q:
    What is the first step to replace the rear brake rotor for the 2003 Chevrolet Express 3500? Posted by Customer
    A:
    Release the park brake and raise the vehicle securely.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Brake Disc
    Q:
    What should be done to the caliper bracket mounting bolts before installation for the 2007 Chevrolet Express 3500? Posted by Customer
    A:
    Clean the threads and apply Threadlocker GM P/N 12345493 (Canadian P/N 10953488).
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Brake Disc
    Q:
    What is the procedure for installing the new rotor for the 2010 Chevrolet Express 3500? Posted by Customer
    A:
    Clean all rust and contaminants from the hub flange using the J-42450-A (Wheel Hub Resurfacing Kit) and ensure the mating surfaces are free of debris. Align the rotor to its original position and install it, followed by the caliper and caliper bracket assembly.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Brake Disc
    Q:
    What should be done after installing the caliper and caliper bracket assembly for the 2009 Chevrolet Express 3500? Posted by Customer
    A:
    For dual wheel vehicles, install the front wheel hub extension, aligning it to the original position and tightening the nuts to 130 Nm (96 lb ft).
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Brake Disc
    Q:
    What should be done with the cutting tools while the lathe is running for the 2002 Chevrolet Suburban 2500? Posted by Customer
    A:
    Bring in the cutting tools until they just contact the brake rotor friction surfaces and check the witness mark to confirm proper mounting.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Brake Disc
    Q:
    What is the procedure for dual wheel after reinstalling the caliper for the 2004 Chevrolet Silverado 3500? Posted by Customer
    A:
    Install the front wheel hub extension, aligning it to the original position and tightening the nuts to the specified torque.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Brake Disc
    Q:
    How do you prepare the brake caliper for removal for the 2007 Chevrolet Silverado 3500 Classic? Posted by Customer
    A:
    Mark the rotor's relationship to the hub and compress the brake caliper pistons using two large C-clamps.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Brake Disc
    Q:
    What tools are needed to replace the front brake rotor for the 2006 Chevrolet Silverado 3500? Posted by Customer
    A:
    J 41013 Rotor Resurfacing Kit and J 42450-A Wheel Hub Resurfacing Kit.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Brake Disc
    Q:
    How do you determine if a brake rotor should be replaced instead of refinished for the 2001 Chevrolet Suburban 1500? Posted by Customer
    A:
    Measure the thinnest point of the brake rotor with a micrometer; if it exceeds the minimum thickness, replace the rotor.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Brake Disc
    Q:
    What should be measured after installing the rotor for the 2005 GMC Savana 3500? Posted by Customer
    A:
    Measure the assembled lateral runout (LRO) of the rotor and adjust if it exceeds specifications.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Brake Disc
    Q:
    What should be removed after raising the 2006 GMC Savana 3500? Posted by Customer
    A:
    The tire and wheel assembly.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Brake Disc
    Q:
    What should be removed after raising the 2003 GMC Savana 3500? Posted by Customer
    A:
    Remove the tire and wheel assembly, then take off the hub and rotor assembly, marking the relationship between the hub and rotor.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Brake Disc
    Q:
    What should be done if corrosion is present on the rotor for the 2005 GMC Sierra 3500? Posted by Customer
    A:
    Clean the surfaces, apply penetrating oil, and use two M10 x 1.5 bolts to force the rotor off.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Brake Disc
    Q:
    How do you properly seat the brake caliper pistons and brake pads for the 2005 GMC Sierra 3500? Posted by Customer
    A:
    With the engine off, gradually apply the brake pedal to about 2/3 of its travel, then slowly release it. Wait 15 seconds and repeat this process until a firm pedal is achieved.
    Posted by ChevyPartsGiant Specialist
    See expert answers on similar Brake Disc
    Q:
    What is the first step to replace the rear brake rotor (JH7) for the 2007 GMC Sierra 3500 Classic? Posted by Customer
    A:
    First, release the park brake and raise and support the vehicle.
    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 84587921, Excellent Performance and Perfect Fitment

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