Specialized Groove Channel Technology (SGCT) in the shoulder blocks allow for 3 times stronger blocks than the previous D803GP High Adhesion Compound (H-AC) oil rich compound increases flexibility while providing increased grip Special carbon helps convert impact energy to heat which provides enhanced grip on slick surfaces A new block design and high adhesion compound together to form a class-leading trials tire Maximum traction, stability, and controllability in various ground conditions Provide grip and handling for off-road performance. TIRE GEOMAX TL01 120/100R18 68M