Engineered for maximum durability and endurance, CCT technology: "Chipping and Chunking Tread" prevents chipping and breaking out of tread blocks, CCRC Technology: "Chipping & Chunking Resistant Compound", significantly minimizes rubber loss due to abrasion, considerably reduces the tendency of knobs to tear off in extremely hard terrain. Notes: EN1 Enduro GP: ECE + DOT homologated + FIM approval, Character: Approved tires for Enduro competitions (Enduro sport) EN1 Extreme / The Tough One NHS: Not for Highway use! Only suitable for racing. Character: Hard Enduro tire (Extreme) Article type Bias ply Width 140 Rear mounting Application Cross, Enduro, Racetrack Speed index M Size 140/80-18 Main color black Tread EN1 Enduro EN1 Extreme EN1 The Tough One Aspect ratio 80 Tube marking TT = tube type Load index 70 Inch 18 "