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The Skyjacker 2-inch rear suspension block and U-bolt kit for 2001–2010 GMC Sierra 2500 HD 4WD provides rear lift while correcting pinion angle to help reduce driveline vibration. The ductile iron block has a fixed center pin and a tapered profile; U-bolts are e-coated for corrosion resistance. Kits support common rear-lift applications and are backed by a limited lifetime warranty.
Skyjacker Suspension Block and U-Bolt Kit 2001-2010 GMC Sierra 2500 HD 4 Wheel Drive
