Heavy Duty Truck and Trailer PartsHydraulics & PTOLift Axle Valves & Tailgate/Hi-Lift Cylinders Lift Axle Valves & Tailgate/Hi-Lift Cylinders To order call your branch: FleetPride Catalog Check out our online catalog for a complete list of all our Lift Axle Valves & Tailgate/Hi-Lift Cylinders products.