Product Details: Get your semi Ready for the Road Ahead™ with enhanced brake control, with the Bendix EnduraSure® T30/30 Standard Stroke Spring Brake Chamber. Thanks to its ability to apply and release a vehicle's braking systems, this replacement piece is able to stop or slow vehicles in ordinary or emergency situations. Engineered with a robust construction to be resistant to wear and tear. FleetPride is your First Click in Heavy Duty®.