View Kits Online Dealer Locator Zone Offroad has expanded its product lineup to include the 2019 model Chevy Silverado 2500HD/3500HD, GMC Sierra 2500HD/3500HD and GMC Denali HD trucks. These systems carry over from the 2011-2018 listings and have been confirmed compatible on the current model year trucks. Available systems include 2″ leveling kits, 2″ lift kits, 3″ adventure series UCA systems, and 5″ IFS suspension systems these kits offer late model Chevy/GMC HD owners a range of lift options to improve their trucks appearance, capability, and performance in any terrain with clearance for up 35″ tires. As with all Zone lift kits, these