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Tuff Country 16959KN Front/Rear 6" Lift Kit with knuckles and 3 Piece Sub-Frame for GMC Sierra 1500 1999-2005

Brand: Tuff Country
Part Number: 16959KN
Product Type: Lift Kit
Vehicle Fitment: GMC Sierra 1500 1999-2005
Condition: New
Notes: New shocks are required
Availability: Build to order.
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Was: $2,428.45
Sale: $1,821.34
Save: 25%
Save: $607.11

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Lift kits are designed to add additional height to your truck or SUV to increase fender clearance and allow for larger tires. Tuff Country EZ-Ride suspension has been producing suspension lift kits since 1988. All Tuff Country lift kits are engineered for the finest quality at an affordable price. Simple installation and a great ride are a trademark of the kits.

This 2nd generation lift kits use a front and rear crossmember connected to a heavy skid plate that allow for a simple installation along with added protection and durability.


  • 4 SX8000 shocks
  • 1 Front cross member
  • 1 Rear cross member
  • 1 Skid plate
  • 2 Steering knuckles
  • 2 Differential drop brackets
  • 2 Torsion bar drop brackets
  • 2 Axle spacers
  • 4 U-bolts
  • 2 Rear 4 inch cast iron lift blocks
  • 2 Rear add-a-leafs
  • 1 Brake line relocating kit
  • 2 Lateral compression arms and mounts and required hardware


  • Will not shortchange you on critical components
  • Making the install safe and effective
  • Fantastic ride quality
  • Designed to replicate your factory ride
  • No sacrificing off road durability and performance
  • Gives you the best of both worlds
  • Limited lifetime warranty


  • Drivetrain: 4wd
  • Position: Front/Rear
  • Front Lift Height: 6"
  • Rear Lift Height: 4"
  • Recommended Tire Size: 35" x 12.50"
  • Rim Backspacing: 4.5" or less(requires new rims)

Vehicle Fitment 

Year Make Model
1999-2005 GMC Sierra 1500

Technical Files 

Installation Instructions



Shipping Information

  • Item Requires Shipping
  • 1.0 lbs.
  • W1.0000” x H1.0000” x L1.0000”
  • Free Shipping!
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