The Cognito 110-90270 Torsion Bar Keys will raise the front of your Chevy and GMC 2011-20192/4WD 2500HD and 3500HD. Not designed to be used with any other leveling kit. Greater steering angles arise with leveling kits, therefore pitman and idler arm kit PISK3008 (sold separately) is recommended to prevent premature wear of pitman and idler arms. Torsion Keys only, shock spacers not included.

• Provides Up To 2" Lift
• PSIK3008 Pitman & Idler Arm Kit Recommended (Sold Separately)