Lowering kit from Eibach company, fits Sierra and Silverado models 2007/2018. It consists of front springs and rear shocks with carriers and a short bump stop rubber (fits without cutting the chassis or bump stop, retains factory condition). Lowers approximately 3/5 inches, and you can lower the rear more by adjusting the center leaf spring or the load leaf spring. The advantage of the kit is that the car becomes more comfortable than any other lowering kit. The kit is used, and the pictures are for clarification. Also, factory control arms with adjustable ball joints from the American company "Sorce" fit models 2014/2018. They make the tire flush up to the extent of the kit's lowering. Contact via WhatsApp: 0599880623