The Tuff Country 4-inch heavy-duty lift kit for 1988–1991 Suburban 1/2-ton 4x4 includes 56-inch rear springs and is supplied without shocks in this configuration. It increases ground clearance while aiming to keep a comfortable, controlled ride through sturdy spring design and proper geometry. Tuff Country builds its kits for durability and backs critical components with a limited lifetime warranty.
Tuff Country 88-91 Suburban 1/2 Ton 4X4 4in Lift Kit HD Lift Kt (w/56in Rr Springs No Shocks)