As light as they are stable, the 17-inch cast alloy racing wheels help you put the power down with confidence, utilizing a 110 mm wide tire at the front and an impressive 150 mm at the rear. Wrapped in premium rubber, the pro-spec tires will keep your KTM 390 DUKE glued to the road. They offer outstanding grip in both wet and dry conditions, as well as providing supreme durability, even for riders that know how to push tires to their absolute limits.