4" 2019-2025 GMC Sierra 1500 AT4 4wd Lift Kit by Rough Country

The Rough Country 27531 4 inch Lift Kit for the GMC Sierra 1500 AT4 will allow use of up to 35 x 12.5 tires while giving your truck a great new look. Featuring heavy duty steering knuckles, front and rear crossmembers, struts spacers and differential drop bracket to keep the vehicles suspension geometry properly maintained and give a smooth ride.  The rear uses axle lift bocks along with extended ubolts.

Rough Country N3 Series rear shocks included.  These nitro gas shocks feaure 10 stage variable valving and a 18 mm spring-loaded rod.

Top Features & Benefits

• Lifts and levels the vehicle
• High clearance front crossmember
• Cast heavy duty steering knuckles
• No strut disassembly required
• Fabricated lift blocks are stronger and offer a longer lifespan than cast blocks
• All for use of upt to 35 inch tires
• N3 series shock absorbers which offer the best in balanced performance for on and off-road use

Recommended Tires and Wheels

• 35" x 12.5" Tires / 20" Wheels / 4.5" Backspacing