Ensure your semi is Ready for the Road Ahead™ with ample storage space for compressed air, with the Hoosier Tank 9.5" HT-9500 Smile Shaped Bracket Below Reservoir Air Tank. Thanks to its solid-steel body, this replacement tank is the ideal choice to store compressed air that can be used to actuate a vehicle's air brakes, improve suspension, or operate air-powered devices. Crafted with an automatic drain valve controlled by a pressure switch. FleetPride is your First Click in Heavy Duty®.