BDL Rear Drive Belt For Harley Sportster / Touring Freshen up your bike with a high-quality drive belt from Bdl. Features: Gates carbon X3N material The same brand used by Harley-Davidson since 1980 due to its reliability Teeth have a slick surface that is easy on pulleys Outer surface is ribbed to help with flexibility High reliability & humidity resistance High tensile strength and robust construction 137T x 1 Replaces OEM 40024-07 / 40591-07