ProComp 19-21 silverado 1500 trail boss; 19-22 sierra 1500 6in lift kit(rear shocks sold separate)

Features

• Chevrolet Silverado 1500 Chevrolet Custom and LT Trail Boss models with 2-inch factory suspension lift
• GMC Sierra 1500 GMC AT4 with 2-inch factory installed suspension lift
• 4WD models
• New high strength extended steering knuckles for use with 20""+ rims retain factory steering geometry and improve ride handling and steering
• 3/16"" thick steel front lower crossmembers and differential skid plate add strength to chassis and protection for front differential
• Upper strut spacers retain the factory-tuned struts for same-as-factory ride quality
• Rear lift blocks, U-bolts and Pro-M shocks provide level stance and maintain factory load capacity