Rancho's 4" lift kit for the 8-Lug Chevy Silverado, GMC Sierra allows the use of stock wheels and 35" tires. No drivetrain or exhaust modifications are necessary making this a complete bolt-on system. One piece MIG welded and reinforced subframe (Rancho exclusive). The industry's highest quality CNC machined cast nodular iron knuckle. Torsion bar cross-member and front differential drop brackets. Heavy duty tubular subframe braces with urethane bushings. Allows for use of OE skid plates. Allows for alignment to OE specs. Extended front & rear sway bar links.
Longer shocks required and sold separately.
Use 285/75R16 on 16x8 wheels with 4.5" back spacing
Use 35x12.50 on 17x8 wheels with 4.5" back spacing
For the most current Rancho installation instructions, click here and enter the part number.