2001-2010 GM HD 7" Lift Kit with NX2 Nitro Shocks (BDS149H)Designed to improve stance, performance, and capability, the BDS 6 inch lift kit for the 2001 2010 Chevy Silverado and GMC Sierra 2500 HD 2WD is a must have upgrade. For maximum ground clearance, BDS designed a No Torsion Bar Drop System where the torsion bars are mounted directly to the top of the lower a arm eliminating the need to drop the torsion bar cross member. This kit includes everything necessary to set your truck up right with clearance for