Product Details: The Bendix 5.7" TP-5 Tractor Protection Valve is the perfect choice for reliable and consistent braking performance. Made of premium materials for exceptional durability and wear resistance, this valve is designed to meet or exceed OE specifications for a seamless fit and performance. The two-line non-automatic style valve ensures that your brakes will remain reliable and consistent even in the event of a leak. With its superior construction and design, it is the perfect choice for reliable and consistent braking performance. FleetPride is your First Click in Heavy Duty®.