2011-2019 GM HD 6.5" Lift Kit with NX2 Nitro Shocks (BDS197H)Improve the stance, performance, and capability of your 2011 2019 Chevy Silverado and GMC Sierra 2500 HD 4WD with a BDS 6. 5 inch lift kit. 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. Features Front Lift Method: Cross Member Rear Lift Method: Block Shocks Included: Yes Front Lift Height: 6. 5