The Roadrider's rubber compound is specially formulated to give excellent road holding year-round, while its carcass design provides a large 'footprint' at all lean angles This tire's high performance credentials are reinforced by the fact that all Roadriders are speed rated up to 150 mph Another feature of the Roadrider that commuters in particular will appreciate is its central tread groove, designed to resist the 'white-lining' effect that can occur when riding over thickly applied road marking paint