2001-2010 GMC Sierra HD-Series Rear Suspension Lift Blocks 2WD 4WD | SUPREME'S NEW HD STEEL BLOCKS - 9/16 PIN! C3500 with more than 115 in²

with more than 115 in² of total coverage

We bring you that same attention to detail with our new line of Supreme Suspensions Apparel

4x U-Bolts

Our extended U-bolts rise to expectation by being ISO 9001 certified and stamped and exceed current standards in the auto industry

17-4PH High-Angle Misalignment Adapters for extreme strength and greater range of motion

2001-2010 GMC Sierra HD-Series Rear Suspension Lift Blocks 2WD 4WD | SUPREME'S NEW HD STEEL BLOCKS - 9/16 PIN! C3500 with more than 115 in²Includes 2 Rear Lift Blocks Specifically designed for vehicles equipped with factory lift blocks. Precision Laser Cut for Outstanding Performance and Quality. 1 Piece CNC Formed Steel Frame for Maximum Strength and Stability. Heavy Duty GMAW Seam and Fillet Welding Processes to Ensure Maximium Resistance. Built In Tapper to Optimize Pinion Angles and Preserve Stock Ride Quality. Reinforced 9 16th Center Pin to Ensure Stability and Easy Installation.