The Tuff Country 4‑inch lift kit for 2001–2006 Chevy Silverado 1500HD 4x4 pairs a one‑piece sub‑frame with SX8000 shocks to deliver strength and a consistent ride after installation. Engineered for durability and a straightforward install, the system is backed by a limited lifetime warranty and is intended to replicate factory ride characteristics while adding clearance.
Tuff Country 01-06 Chevy Silverado 1500HD 4x4 4in Lift Kit (w/One Piece Sub Frame SX8000 Shocks)