Extreme-Mud-Terrain Light-Truck 4×4 Tyre. The Nitto Mud Grappler® is an all-out off-road tyre, providing incredible traction in mud, dirt, rocks, sand and any other unsealed surface imaginable. Massive side-lugs and rugged 3-ply polyester sidewall construction add protection and strength to help prevent sidewall punctures while its paddle-style tread pattern maximises momentum when the going gets tough. The Nitto Mud Grappler® can handle anything you throw at it across a wide range of tyre pressures, granting impressive performance regardless of terrain.