90/90-21 - 6 Days Extreme

Size:  90/90 - 21 M/C 54R M+S

The specific distribution and shape of the knobs along with their sharp edge provides the best traction on all terrains and in all racing field.
Rear sizes feature also a smooth contour design which lends to includes more knobs under the footprint area that ensures both traction and wear resistance.
The main benefits of the 6 DAYS EXTREME tread design are:

• Extreme traction
• Self-cleaning
• Precision in straights and braking stability
• Cornering stability
• Lateral support