May 14, 2008 THE Rock Crusher 4.0 picture thread I know you posted this for your tires but your truck itself overrides the tires. Just an awesome awesome super rig you have built!!.Description. The pioneer of the MT Truck belted tires, Sweep Racing, bring you the lightest (264gr) Slick tires for the True speed enthusiasts! Tire Sweep's own rubber mixture perfected over a year of R D at the US facility. Wheel 17mm Heavy Duty Hex, 1 2 Wide offset, made out of Sweep's top secret ROK Hard strong material.