Pirelli Scorpion Race Enduro M Tire - 29 x 2.5 Tubeless Folding YLW Label Team Edition DualWALL SmartEVO DHPirelli Scorpion Race Enduro M Tire 29 x 2. 5 Tubeless Folding Yellow Label DualWALL SmartEVO DH. The Scorpion Race Enduro M is the most versatile model in the Race Enduro range: it features a tread design specifically engineered for mixed terrains from hardpacked tracks to mid soft natural sections of the trails. Racing Ready All Rounder tire DualWALL is the special structure dedicated to enduro racing. The 120tpi double ply carcass is combined with