First it was the Pro Comp All Terrain that received the revamp, and the resulting Xtreme All Terrain proved itself to be a winner. Now Pro Comp has decided to take a crack at its Mud Terrain.

Pro Comp is noted for its tough tires, and they don't get much tougher than these 37x13.50/15 XTerrain and LT 325/80R16 (37x13.50/16) Xtreme All Terrains. How about three plies of high-denier ...