1999-2021 GMC Sierra 1500 Rear Suspension Lift Blocks 2WD 4WD | SUPREME'S NEW HD STEEL BLOCKS - 9/16 PIN! Block Size:5" Tall Blocks - 9/16 Pin Short or Packs) are manufactured

Short or Packs) are manufactured from Heat Treated & Tempered High Strength Spring Steel then CNC precision is used to ensure that they perfectly fit your Nissan

and 3" front and 3"rear Toyota 4Runner lift & leveling options to enhance the clearance

5" or 2" on each side

Forging process condenses metal grain structures

4x Add-A-Leafs

1999-2021 GMC Sierra 1500 Rear Suspension Lift Blocks 2WD 4WD | SUPREME'S NEW HD STEEL BLOCKS - 9/16 PIN! Block Size:5" Tall Blocks - 9/16 Pin Short or Packs) are manufacturedIncludes 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.