The Bridgestone Battlax Hypersport S21 R in 180/55R17 73W is a sport motorcycle tyre intended for riders seeking a mix of spirited road performance and daily usability. It suits sport and sport-touring bikes that regularly explore twisty B-roads and occasional track days. The S21 R is engineered to deliver sharp steering response and consistent traction through varying lean angles. Enhanced wet grip provides confidence in changeable British weather and improves safe mid-corner braking.

The compound and tread design target rapid warm-up and stable temperature behaviour, which supports consistent grip across short and long rides. Central grooves aid water evacuation while the shoulder profile maintains a stable contact patch during aggressive cornering. The carcass construction balances lateral stiffness with ride compliance to avoid harsh feedback at the limit.

For riders this tyre brings measurable benefits in lap-to-lap predictability and everyday usability. Improved braking distance and cornering stability reduce rider workload and increase enjoyment. The overall package is tuned for responsive handling without sacrificing tyre longevity.