Featuring a unique, exclusive valving system and advanced compression functionality, Rancho? RS5000*X shocks deliver improved overall on- and off-road handling and performance.\nRancho RS5000X RS55379 Shock Absorber\n2011-2022 Chevrolet Silverado 2500 HD (Rear) (Qualifier: with Rear Raised Height 0 (in)); 2011-2022 Chevrolet Silverado 3500 HD (Rear) (Body: Standard Cab Pickup, Extended Cab Pickup, Crew Cab Pickup / Qualifier: with Rear Raised Height 0 (in)); 2011-2022 GMC Sierra 2500 HD (Rear) (Qualifier: with Rear Raised Height 0 (in)); 2011-2022 GMC Sierra 3500 HD (Rear) (Body: Standard Cab Pickup, Extended Cab Pickup, Crew Cab Pickup / Qualifier: with Rear Raised Height 0 (in))