2" Rear Lift / Leveling Kit For 1999-2020 Chevy Silverado 1500 / GMC Sierra 1500 Towing Parts & Accessories Head Diameter: 20mm (13/16")

Head Diameter: 20mm (13/16")

5" Wide blocksProprietary Durable

1 X Air Gap Aluminum Intake Manifold

KY1223: 30pcs

2" Rear Lift / Leveling Kit For 1999-2020 Chevy Silverado 1500 / GMC Sierra 1500 Towing Parts & Accessories Head Diameter: 20mm (13/16")Description: 100% Brand new, Never been used. Tapered Block Ensures Correct Pinion Angle of DriveshaftPrecise Product Engineering for Superior Fitment9 16th Pins, 5. 8" Long x 2. 5" Wide blocksProprietary Durable, Corrosion Resistant FinishAllows Installation of Plus Sized TiresEstimated install time is about 2 3 hoursDemand Precision, Demand Strength, Demand Heavy Metal! Professional Installation is Highly RecommendedNo Instruction IncludedNote: 2"