Product Details

This Whiteline Front Differential Mount Bushing Kit fits the 2007-2010 GMC Sierra 2500 HD. Part number W93529. This listing is for 4WD models. It goes on the front of the vehicle. In the box: 6 bushings, 2 tubes, grease, and an install guide.

Holding the differential still is about predictability. Rubber that is too soft lets it twist and move as load comes on and off, so the car squats and lurches a little more than it needs to. A firmer mount keeps it where it should be. Polyurethane resists deflection far better than the soft rubber it replaces.

Expect a difficult job of about 2 hours. It does not require a wheel alignment. To go with it on the Sierra 2500 HD, see Body Mount Bushing Kit, Front Upper and Lower Control Arm Bushing Kit, and Rear Leaf Spring and Shackle Bushing Kit.

Features

  • Bushing compound: Oil, grease, ozone, and weather do not break down the synthetic elastomer used in the bushings.
  • Install guide: An install guide comes in the box.
  • Self-lubricating: The bushing carries its own grease supply in internal reservoirs, so it keeps moving freely.
  • Bushing material: Polyurethane bushings flex far less than rubber ones.
  • Grease: Molybdenum disulfide grease comes with it for a longer service life.
Specifications
Part Number W93529
Part Name Differential Mount Bushings
Vehicle 2007-2010 GMC Sierra 2500 HD
Chassis Code GMT900
Drivetrain 4WD
Bushing Color Black
Bushing Material Polyurethane
Color Black
Durometer 85
Installation Difficulty Difficult
Installation Time (hrs) 2
Kit Contents 6 Bushings, 2 Tubes, Grease, Install Guide
Material Polyurethane
Mounting Hardware Included No
Universal or Specific Fit Specific Fit
Vehicle Placement Front
Wheel Alignment Required No
Notes -

Vehicle fitment

This product fits the vehicles listed below.

YearMakeModelDrivetrainNotes
2007GMCSierra 2500 HD4WD
2008GMCSierra 2500 HD4WD
2009GMCSierra 2500 HD4WD
2010GMCSierra 2500 HD4WD

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