Product Details: Update your semi truck with enhanced tailgate control, with the Prima Brake Components 17-3/8" Tailgate Cylinder that ensures you're Ready for the Road Ahead™. Due to its specialized design, this replacement cylinder is able to pair with an air compressor to control the movement of a pneumatic or hydraulic tailgate. Constructed with solid materials to be suitable for commercial vehicles, tractors, and more. <br/><br/>FleetPride is your First Click in Heavy Duty®.