GMZ Race Products Ivan Stewart Ironman Edition Race Tires feature lug freeing sipes with parallel grooves to allow individual lug segment movement over uneven terrain, for a more planted feel. A proprietary tread pattern provides maximum traction and predictable lateral stability, while the upper sidewall and progressive traction blocks increase forward bite in deep two-track and silt

• Extra-tough 8-ply bias construction provides long lasting durability and prevents punctures
• Medium single durometer compound formulated for high-performance machines
• Flat contact patch delivers more forward grip and even tread wear