The KSP 3"–5" Rear Drop Shackles and Shock Extender Kit is engineered for 1988–1998 Chevy Silverado and GMC Sierra C1500 (2WD/RWD) trucks, providing a dependable and durable solution for lowering or leveling your vehicle’s rear suspension. Crafted from heavy-duty stamped steel and finished with an electrophoretic coating followed by black powder coating , these components resist corrosion, cracking, and deformation even under extreme conditions. This kit allows for a 3–5 inch drop , improving your truck’s stance and handling without compromising ride comfort. The included shock extenders correct shock absorber angles, prevent overextension, and extend the life of your suspension components—all in a simple bolt-on installation with no cutting or drilling required.