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Genuine GM 20937821
Axle Assembly

Customer Questions & Answers (1)
GM 20937821 Axle Assembly
  • Part Description Rear Axle Assembly (3.42 Ratio)
  • Location Rear
  • Replaces 25988389
  • Brand GM
$2258.76
MSRP: $2920.20
You Save: $661.44 (23%)
In Stock. Ships in 1-3 Business Days

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  • Product Specifications

    BrandGenuine General Motors
    Manufacturer Part Number20937821
    Part DescriptionRear Axle Assembly (3.42 Ratio)
    Other DescriptionAxle Assembly
    Other NamesAxle Assembly
    Item Dimensions77.2 x 19.5 x 13.3 inches
    Item Weight93.80 Pounds
    PositionRear
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces25988389
    ManufacturerGenuine General Motors
    SKU20937821
    WarrantyThis genuine GM part is guaranteed by GM's factory warranty. For more information, please see our Warranty Page.
    Warning: California’s Proposition 65
  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    2010-2013 Chevrolet Silverado6 Cyl 4.3L, 8 Cyl 4.8L Flex, 8 Cyl 5.3L Flex, 8 Cyl 6.0L Flex, 8 Cyl 6.2L FlexEXTENDED CAB 6'6" BOX 1/2 TON, REGULAR CAB 6'6" BOX 1/2 TON, REGULAR CAB 8' BOX 1/2 TON
    2010-2013 GMC Sierra6 Cyl 4.3L, 8 Cyl 4.8L Flex, 8 Cyl 5.3L, 8 Cyl 5.3L Flex, 8 Cyl 6.0L Flex, 8 Cyl 6.2L FlexEXTENDED CAB 6'6" BOX 1/2 TON, REGULAR CAB 6'6" BOX 1/2 TON, REGULAR CAB 8' BOX 1/2 TON

Customer Questions & Answers

Q:
Please provide the correct 20937821 for my car. Much appreciated.
By Customer
A:
Please Select Your Car to check if 20937821 properly fits your car.
By Bob
GM Specialist
If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

OEM GM 20937821 at AutoPartsPrime, Your Right Choice

  • The part number 20937821, Axle Assembly, is designed to fit specific GM vehicles. Here, we provide you with parts specifications and vehicle fitment information for your convenience. This part fits specific Chevrolet Silverado. It fits GMC Sierra. All OEM GM parts are manufactured by GM and guaranteed by GM's factory warranty. You can find diagrams here for your parts lookup.
  • AutoPartsPrime is a fast-growing online store, and the online catalog we carry covers all your genuine automotive needs. From engine parts to body parts, we have a huge selection of GM parts. If you have friends who also own GM vehicles, don't forget to refer them to AutoPartsPrime. Also, if you have any questions or hesitation, let us help you.