BDS 7 Inch Lift Kit for 2001-2010 Chevy Silverado or GMC Sierra 2500HD/3500 4WDBuilt for drivers who need real ground clearance and dependable on road manners, the BDS 6 inch lift kit transforms the 2001 2010 Chevy Silverado and GMC Sierra 2500 HD 4WD into a capable overland or off road platform. Using BDS's No Torsion Bar Drop System, the torsion bars mount directly to the top of the lower a arm, eliminating the need to drop the torsion bar cross member and preserving valuable ground clearance underneath the truck. The kit