Featuring a unique, exclusive valving system and advanced compression functionality, Rancho? RS5000*X struts deliver improved overall on- and off-road handling and performance. Rancho RS5000X RS55832 Suspension Strut 2014-2018 Chevrolet Silverado 1500 (Front) (Qualifier: with Rancho Suspension System, with Front Raised Height 6.0 (in), Do Not Use With Strut Tower Spacer); 2014-2018 GMC Sierra 1500 Base SLT SLE (Front) (Qualifier: without Electronic Adjustable Suspension, with Rancho Suspension System, with Front Raised Height 6.0 (in), without Magnetic Ride Control, Do Not Use With Strut Tower Spacer)