Product Disclaimers: Standard cab only. Short bed only. About this product Lowering: 3" Kit includes Leaf spring hangers Leaf spring shackles Hardware and bumpstops Installation instructions Installation time: 4Ð5 hours Fitments Year Make Model Submodel Drive Type Engine Body Type Notes 1999 - 2005 Chevrolet Silverado 1500 Base 4WD 4.3L Standard Cab Pickup Lowering Rate: R: 3" 1999 - 2005 Chevrolet Silverado 1500 Base 4WD 4.8L Standard Cab Pickup Lowering Rate: R: 3" 1999 - 2005 Chevrolet Silverado 1500 Base 4WD 5.3L Standard Cab Pickup Lowering Rate: R: 3" 1999 - 2005 Chevrolet Silverado 1500 Base RWD 4.3L Standard Cab Pickup Lowering Rate: R: 3" 1999 - 2005 Chevrolet Silverado 1500 Base RWD 4.8L Standard Cab Pickup Lowering Rate: R: 3" 1999 - 2005 Chevrolet Silverado 1500 Base RWD 5.3L Standard Cab Pickup Lowering Rate: R: 3" 1999 - 2006 Chevrolet Silverado 1500 LS 4WD 4.3L Standard Cab Pickup Lowering Rate: R: 3" 1999 - 2006 Chevrolet Silverado 1500 LS 4WD 4.8L Standard Cab Pickup Lowering Rate: R: 3" 1999 - 2006 Chevrolet Silverado 1500 LS 4WD 5.3L Standard Cab Pickup Lowering Rate: R: 3" 2004 - 2005 Chevrolet Silverado 1500 LS 4WD 6.0L Standard Cab Pickup Lowering Rate: R: 3" 1999 - 2006 Chevrolet Silverado 1500 LS RWD 4.3L Standard Cab Pickup Lowering Rate: R: 3" 1999 - 2006 Chevrolet Silverado 1500 LS RWD 4.8L Standard Cab Pickup Lowering Rate: R: 3" 1999 - 2006 Chevrolet Silverado 1500 LS RWD 5.3L Standard Cab Pickup Lowering Rate: R: 3" 2004 - 2005 Chevrolet Silverado 1500 LS RWD 6.0L Standard Cab Pickup Lowering Rate: R: 3" Media Lowering Shackles: Shackle and Hangers: