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GM 88943839
Side Bearings

2003-2010 GM

Customer Questions & Expert Answers (20)
GM 88943839 Side Bearings
GM 88943839 Side Bearings
GM 88943839 Side Bearings
  • Part Description
    Bearing, Differential Side Gear; Differential Bearing
  • Replaces
    26091723
  • Manufacturer
    General Motors
Make sure this part fits
$48.83 MSRP: $144.56
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  • 88943839 Side Bearings is Ref No. 7 in the diagram below

    2004 Chevy Silverado 1500 Side Bearings Diagram for 88943839
    The diagram listed above is for your reference. View diagram for your vehicle

    Related Parts for 88943839

  • Vehicle Fitment

    Year Make Model Trim Engine
    2003-2005 Cadillac EscaladeBase8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
    2003-2005 Cadillac Escalade ESVBase8 Cyl 6.0 L GAS
    2003-2005 Cadillac Escalade EXTBase8 Cyl 6.0 L GAS
    2003-2005 Chevrolet Avalanche 1500Base, LS, LT, North Face, On Road Edition, WBH, Z66, Z718 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
    2003-2005 Chevrolet Avalanche 2500Base, LS, LT8 Cyl 8.1 L GAS
    2006-2009, 2003-2004 Chevrolet Express 1500Base, LS, LT6 Cyl 4.3 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
    2003-2010 Chevrolet Express 2500Base, LS, LT6 Cyl 4.3 L GAS, 8 Cyl 4.8 L FLEX, 8 Cyl 4.8 L GAS, 8 Cyl 5.3 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
    2006-2009, 2003-2004 Chevrolet Express 3500Base, LS, LT8 Cyl 4.8 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL
    2003-2005 Chevrolet Silverado 1500Base, Hybrid, LS, LT, SS, WT, Z71 Off-Road6 Cyl 4.3 L GAS, 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L FULL HYBRID EV-GAS (FHEV), 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
    2005, 2003 Chevrolet Silverado 1500 HDBase, LS, LT8 Cyl 6.0 L GAS
    View More
    Warning: California's Proposition 65

  • Customer Questions & Expert Answers

    Q:
    Is 88943839 compatible with my car? Posted by ChevyPartsDeal Specialist
    A:
    Please Select Your Vehicle model to see if part number 88943839 is suitable before ordering.
    Posted by ChevyPartsDeal Specialist
    Q:
    What should be done after installing the inner pinion bearing for the 2004 Cadillac Escalade ESV? Posted by Customer
    A:
    Install a new collapsible spacer, lubricate the pinion bearings, and install the outer pinion bearing into the axle housing.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Pinion Bearing
    Q:
    How is the inner pinion bearing removed for the 2003 Cadillac Escalade? Posted by Customer
    A:
    The inner pinion bearing can be removed using the Split-Plate Bearing Puller (J22912-01) and a hydraulic press, followed by the removal of the pinion position shim.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Pinion Bearing
    Q:
    What should be done after removing the pinion bearing for the 2004 Cadillac Escalade EXT? Posted by Customer
    A:
    Remove the shim and both the outer and inner pinion bearing cups using a hammer and brass drift.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Pinion Bearing
    Q:
    How is the inner pinion bearing removed for the 2003 Chevrolet Avalanche 1500? Posted by Customer
    A:
    The inner pinion bearing can be removed using the Split-Plate Bearing Puller (J22912-01) and a hydraulic press, followed by the removal of the pinion position shim.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Pinion Bearing
    Q:
    What is the next step after removing the inner pinion bearing for the 2004 Chevrolet Express 1500? Posted by Customer
    A:
    Remove the selective pinion shim.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Pinion Bearing
    Q:
    How do you seat the pinion yoke onto the pinion shaft for the 2008 Chevrolet Express 3500? Posted by Customer
    A:
    Use a soft-faced hammer.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Pinion Bearing
    Q:
    What are the final steps after ensuring proper seating of the bearings for the 2008 Chevrolet Express 2500? Posted by Customer
    A:
    Reinstall the differential assembly and fill the axle with the proper lubricant before lowering the vehicle.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Pinion Bearing
    Q:
    How is the inner pinion bearing cup installed for the 2004 Chevrolet Silverado 3500? Posted by Customer
    A:
    Install the inner pinion bearing cup with the J 37624 and J 8092.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Pinion Bearing
    Q:
    What components need to be removed after the differential assembly for the 2004 Chevrolet Silverado 1500? Posted by Customer
    A:
    Remove the pinion gear bearing retainer, pinion yoke, and oil seal.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Pinion Bearing
    Q:
    How is the pinion gear pilot bearing removed for the 2004 Chevrolet Silverado 2500? Posted by Customer
    A:
    Use a brass drift and hammer to remove the pinion gear pilot bearing.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Pinion Bearing
    Q:
    How is the pinion oil seal installed for the 2004 Chevrolet Suburban 1500? Posted by Customer
    A:
    Use the J 22388.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Pinion Bearing
    Q:
    What should the rotating torque of the pinion be for used bearings for the 2004 Chevrolet Tahoe? Posted by Customer
    A:
    Between 1.0 - 2.3 Nm (10 - 20 inch lbs.).
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Pinion Bearing
    Q:
    How do you install the inner pinion bearing cup for the 2006 GMC Savana 3500? Posted by Customer
    A:
    Use the Pinion Bearing Race Installer - Dana 248 (J45704) for the 9.75 inch axle or the Rear Pinion Bearing Race Installer (J44417) for the 10.5 inch axle, both with the Universal Drive Handle - 3/4 in - 10 (J8092).
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Pinion Bearing
    Q:
    What are the final steps after installation for the 2005 GMC Sierra 1500? Posted by Customer
    A:
    Reinstall the differential assembly, fill the axle with the proper lubricant, and lower the vehicle.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Pinion Bearing
    Q:
    How is the outer pinion bearing cup removed for the 2004 GMC Savana 1500? Posted by Customer
    A:
    The outer pinion bearing cup can be removed using the Pinion Bearing Race Remover - Dana 248/267 (J45705) and the Universal Driver Handle - Non-Threaded (J42176).
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Pinion Bearing
    Q:
    How do you extract the inner pinion bearing for the 2004 GMC Yukon? Posted by Customer
    A:
    Use the J 22912-01 and a hydraulic press.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Pinion Bearing
    Q:
    What should be determined before reinstalling the differential assembly for the 2007 GMC Savana 2500? Posted by Customer
    A:
    Determine the selective pinion shim thickness and pinion preload shim thickness for the drive pinion.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Pinion Bearing
    Q:
    How do you remove the drive pinion from the axle for the 8.6 inch axle for the 2005 GMC Sierra 3500? Posted by Customer
    A:
    Install the Pinion Bearing Remover (J 45871) around the pinion bearing and the Split Plate Bearing Puller (J 22912-01) in the inverted position around the J 45871, then press the bearing off the pinion using both tools.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Pinion Bearing
    Q:
    How is the inner pinion bearing removed for the 2004 GMC Yukon XL 2500? Posted by Customer
    A:
    The inner pinion bearing can be removed with the J 22912-01 and a hydraulic press, followed by the removal of the pinion position shim.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Pinion Bearing
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

OEM GM Side Bearings 88943839 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 88943839 Side Bearings is available in the market under the name GM Pinion Bearing, Differential Bearing. This genuine product has a full warranty coverage from the manufacturer available at all authorized GM dealers throughout the United States. This part 88943839 Side Bearings fits certain Chevrolet Tahoe, Silverado 1500, Silverado 2500 HD models, as well as GMC Sierra 1500, Yukon, Sierra 2500 HD. Additionally, it is compatible with Cadillac Escalade, Escalade ESV, Escalade EXT models.
The original GM component designated by Manufacturer Part Number 88943839 maintains top performance when functioning as the Bearing, Differential Side Gear; Differential Bearing unit. The component 88943839 is constructed from durable material and its dimensions span 4.7 x 4.7 x 1.6 inches while weighing 1.80 Pounds. The Direct Replacement component is ready in New condition to ensure full compatibility with your vehicle system. The part 88943839 has available replacement options 26091723. Each vehicle needs 2 units of the part marked as SKU 88943839. 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.
If you want to save money in the long run on maintenance and repairs, you should choose OEM products because they're of the top level of durability. Are you on the quest of finding GM parts? Our site is worth a visit. We stock an endless selection of high-quality GM components including things like ignition coils all the way through to fan shrouds and all at prices that can not be matched. You have nothing to worry about because all our OEM parts are covered with a manufacturer warranty, which guarantees superior quality and value.