- High void-to-lug ratio, deep side blocks and a specially formulated Rock-Crawl tread compound - Mud-rescue shoulder - Unique combination of stone ejectors and serrations on the bottom tread - High turn-up 3-ply sidewall construction combined with aggressive ?stealth? shaped sidewall lugs - Specially formulated tread compound combined with tie bars - Optimized tread pattern design - Rim Flange protector on all sizes