Prepare your semi truck to be Ready for the Road Ahead™, with the Automann 8" x 9-1/2" Rubber Loadguard Spring for Chalmers that helps improve a vehicle's suspension. With a sturdy rubber design, this replacement spring words to distribute the weight of a load evenly across a suspension system. Crafted with an easy-to-install design for rapid repairs. FleetPride is your First Click in Heavy Duty®.