View as Grid List. All-Terrain Heavy-Duty Wheel Chock with Rubber Pad, 75 Ton Capacity, 36-46 in. Tire Dia. - AT3514-RP-Y MODEL NO: AT3514-RP-Y. $277.67. Add to Cart. All-Terrain Heavy-Duty Wheel Chock with Rubber Pad, 40 Ton Capacity, 28-38 in. Tire Dia. - AT3512-RP-Y MODEL NO: AT3512-RP-Y. $184.56.