Make sure this part fits

Cadillac 88965638 Rear Suspension Knuckle

2004-2009 Cadillac XLR

Customer Questions & Expert Answers (3)
88965638 GM Rear Suspension Knuckle Product Photo 1 of 1
  • Part Description
    Knuckle,Rear Suspension
  • Position
    Rear
  • Replaces
    88964149
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Cadillac
    Manufacturer Part Number88965638
    Part DescriptionKnuckle,Rear Suspension
    Other NamesKnuckle
    Item Dimensions13.3 x 13.0 x 5.7 inches
    Item Weight5.80 Pounds
    PositionRear
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces88964149
    ManufacturerGeneral Motors
    SKU88965638
    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
    2004-2009 Cadillac XLR8 Cyl 4.4L, 8 Cyl 4.6LCONVERTIBLE, V CONVERTIBLE
  • Customer Questions & Expert Answers

    Q:
    Do these parts fit my vehicle?
    A:
    You can Select Your Vehicle to check if 88965638 fits your vehicle.
    Posted and answered by GM Parts Specialist Raul
    Q:
    What is the first step to remove the driveaxle and the Steering Knuckle for the 2012 Chevrolet Corvette? Posted by Long D.
    A:
    Block the front wheels to prevent rolling, loosen the wheel lug nuts, raise the rear of the vehicle, and support it securely on jackstands before removing the wheels. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Nicholas / Jul 15, 2025
    Q:
    What is the process for installing the Steering Knuckle for the 2008 Chevrolet Corvette? Posted by Vitaliy N.
    A:
    Guide the steering knuckle into position, connect the balljoints to the knuckle, and tighten the nuts to the specified torque. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Syed / Sep 10, 2024

Genuine GM Part 88965638, the Right Choice

To ensure reliability, purchase GM part # 88965638 Rear Suspension Knuckle. It is sometimes referred to as Cadillac Steering Knuckle. 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 Cadillac XLR models.

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