Tuff Country

6 Inch Lift Kit 01-06 Silverado/Sierra 3500 / 3500HD w/1 Piece Sub Frame and SX8000 Shocks Tuff Country

  • Sale
  • Regular price $3,356.43

  • SKU: 16990KN

When purchasing a suspension lift kit don't trust your truck to anything less than a Tuff Country EZ-Ride Suspension lift kit. More than your average lift kit, all systems are engineered to give the highest quality and best value on the market.

Gain additional tires clearance to fit 36 inch tires and a cool new look with this Tuff Country Silverado/Sierra HD 6 inch lift kit. This lift kit uses a combination of new extended steering knuckles and a one-piece sub-frame to lift the front end. 4 inch cast iron blocks lift the rear to level the GM HD. Differential drop brackets and torsion bar drop brackets keep everything in alignment. Also included are lateral compression arms which along with the one-piece subframe strengthen and stabilize the front end.

  • 6 Inch EZ-Ride Lift Kit (w/ 1-Piece Sub Frame) and SX8000 Shocks
  • Simple bolt-on installation
  • New steering knuckles eliminate need to drop upper control arms
  • One piece sub-frame gives increased strength and helps to eliminate squeaks and rattles
  • Includes lateral compression arms
  • Allows use of 36 inch x 12.5 inch tires
  • Proudly Made in the USA
  • Limited Lifetime Warranty
  • Sold As A Kit


  • 2001-2006 Chevrolet Silverado 3500/3500HD 4WD
  • 2001-2006 GMC Sierra 3500/3500HD 4WD

Installation Notes:

  • Factory length shocks must be replaced with new extended shocks to install this lift kit properly
  • Only fits 2007-2010 models with torsion bar front end. Will not fit with coil over front end
  • Will not fit models equipped with Stabilitrak
  • Factory rims will Not fit with this lift kit. A rim with 4.5 inches or less wheel off set is required
  • Exhaust modification may be required on models with gas engines
  • Average Install Time: 8-10 Hours
  • Recommended Tire Size: 36 inch x 12.5 inch
  • Amount of Lift: 6 Inch Front / 4 Inch Rear (levels front w/ rear)
  • Includes: 1) One piece sub-frame, 2) Steering knuckles, 2) Differential drop brackets, 2) Torsion bar drop brackets, 2) Axle spacers, 1) Carrier bearing drop kit, 8) Transfer case shim, 4) U-bolts, 2) Rear 4 inch cast iron lift blocks, 1) Brakeline relocating kit, 2) Lateral compression arms and mounts and required hardware, 4) SX8000 Shocks