Faster acceleration amplifies riding excitement. Smaller spline diameter for 10T top gear by MICRO SPLINE. Simple setup and reliable trail performance. Easy disc brake rotor installation with spline mount and lock ring.
- Axle fixing method: 12 mm E-THRU
Quick Engagement
- SHIMANO’s rear road wheels and hubs are equipped with 18/16 notches for quick engagement. In contrast to road racing, MTB XC tracks have many sharp turns and steep hills, where quick engagement is essential. SHIMANO has improved the rear hubs of its high end MTB group sets and wheels and equipped them with 18/16 notches and two sets of pawls to double the engagement and optimize traction.
Micro Spline
MICRO SPLINE delivers lightweight aluminum FREEHUB body to reduce weight and 10 teeth top gear.
Benefits
- Lightweight aluminum MICRO SPLINE FREEHUB seamlessly integrates with small 10-tooth top gears.
- Smaller and more widely distributed splines limit cog damage on lightweight aluminum FREEHUB.
Center lock
- The CENTER LOCK system makes an easy rotor installation possible with spline mount and a lock ring. The lock ring mounting system reduces the total working hours by shortening the amount of time of both installation and de-installation. In addition, the secure fixing by the spline mount enhances precision and rigidity while improving braking efficiency.