Tires & Wheels for X-Maxx (Black)Details: Tires & wheels, assembled, glued (X Maxx black chrome wheels, Sledgehammer tires, foam inserts) (left & right) (2) Ultra rugged Sledgehammer tires provides extreme traction and control for a variety of off road terrain. At 8. 4 tall, the Sledgehammers increased diameter gives your X Maxx a more powerful stance with even higher ground clearance. The tires' open block tread design clears mud and debris for unmatched traction in loose surfaces.