Air Lift 25856 Universal Heavy Duty Dual Path On-Board Air Compressor System. All the Hardware needed to install. Control pressure with the touch of a button. Operates regardless of whether you are parked or on the road. Left and right air springs inflate and deflate equally to the same pressure. Mounts easily to vehicle’s frame. Easier And Faster Installation. All Air Lift compressor systems are compatible with any brand of air springs. Weight: 7.5 lbs. Height: 8.25 in. Width: 13.5 in. Length: 6.25 in. Dash Panel Style: Dual Path Controls.