Tuff Country 14955KN Front/Rear 4" Lift Kit with Knuckles and 1 Piece Sub-Frame for GMC Sierra 1500 1999-2005

Built around a 1 piece sub-frame and heavy duty steering knuckles for strength and durability. This suspension kits maintain a factory ride and install without special tools.

Includes

• 4 SX8000 shocks
• 1 One piece sub-frame
• 2 Steering knuckles
• 2 Differential drop brackets
• 2 Torsion bar drop brackets
• 2 Axle spacers
• 4 U-bolts
• 2 Rear 3" cast iron lift blocks
• 2 Rear add-a-leaf's
• 1 Brake line relocating kit and required hardware

Features

• 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

Specifications

• Drivetrain: 4wd
• Position: Front/Rear
• Front Lift Height: 4"
• Rear Lift Height: 2"
• Recommended Tire Size: 33" x 12.50"
• Rim Backspacing: 4.5" or less (requires new rims)

Vehicle Fitment 

Technical Files 

Installation Instructions