The S21 is A mix of proven wet technology and radical new features that take dry performance to a whole new level. From Bridgestone's Website. This is for the pair.
Bridgestone S21 120/70ZR17 (58W) & 190/50ZR17 (73W) Motorcycle Tyre Pair
Bridgestone S21 120/70ZR17 (58W) & 190/55ZR17 (75W) Motorcycle Tyre Pair
Bridgestone S21 120/70ZR17 (58W) & 180/55ZR17 (73W) Motorcycle Tyre Pair
Bridgestone S21 120/70ZR17 (58W) Front Motorcycle Tyre
