Perfect for tow trucks, off-road applications and motor homes, this pneumatic control mounts in cab to level two air springs independently or two pairs equally. Kit includes a super-heavy-duty compressor and a 1/2-Gallon Air Tank. Features: Air spring pressure control kit with pneumatic, dual-gauge control Allows you to manually control air pressure levels from vehicle cab. Operates air bags with dual switches, push switches up to inflate air springs, push switches down to deflate air springs. Pneumatic, dual-gauge control panel with white face mounts under dashboard in vehicle cab. Pneumatic system levels 2 air springs side to side, individually, or 2 pairs of springs front to back, equally. Works great on tow trucks, off-road applications or motor homes. Accommodates varying load capacities, road and parking conditions. The kit includes everything you need to control air springs. Super-heavy-duty air compressor with 150 max psi 1/2-Gallon air reservoir for faster inflation of air springs. Includes (2) 1/4 in. NPT valves Inflation hose for emergency tire inflation - 25 ft. Specs: Application: All Firestone air spring products Compressor amperage: 15 amps Cu ft/min at 60 psi: 0.92 Cu ft/min at 100 psi: 0.74 Air Tank dimensions: 7.63 in. long x 6 in. diameter 2-Year limited warranty