Count on Firestone Ride Rite for innovation and quality. Proper ground clearance, steering control, braking and avoiding premature tire wear are benefits of air springs. Product Features:Clears All Common In Bed HitchesBetter Clearance For Over Sized TiresProtects And Stabilize Loads And Provides More Comfortable RideMore Level Loads; Less Bottoming Out5,000 Pounds Leveling CapacityInboard MountedTypical Installation Is 90 MinutesNo Drill Install, Utilizes Existing Frame HolesLimited Lifetime Warranty