2007-2014 Silverado/Sierra 2WD/4WD Maxtrac's Suspension coil springs are amongst the easiest product to use in order to alter the ride height of your vehicle. By simply replacing the stock springs, the customer is able to change the height of their truck or SUV by 1", 2", or 3". Along with our lifted and lowered spring line, we offer control arms, shocks, and camber kits to further aid in enhanced ride quality. SPECIFICATIONS Powder Coated Replace Stock Springs Uses stock struts Extra / Crew Cab application only DIMENSIONS: 14x12x6