Shimano XTR Chainring SM-CRM91 for FC-M9000-1 | FC-M9020-1
The 1-way Race components are created for drivers who count for low weight and high load capacity in the uncompromising racing use. With these chainrings you can adjust the translation of your drive train to your preferences.
A special tooth profile (Dynamic Chain Engagement +) for single chainrings in the XC, Enduro and Trail intended use improves the support and guidance of the chain and facilitates pedaling even on rough terrain. The improved chain guide in each gear reduces wear and tear.
- The most advanced mountain bike chainrings of all time
- 3D hollow construction for increased rigidity
- Carbon / aluminum construction
- 1-fold version with special Dynamic Chain Engagement + technology against jumping off the chain
- Available chainrings: 30Z, 32Z, 34Z or 36Z
The chainrings are characterized by low weight, high rigidity, long life and attractive appearance.
intended use : MTB
Material 30 and 32Z: stainless steel, aluminum
Material 34 and 36Z: stainless steel, aluminum, carbon fiber reinforced plastic
Technology: DYNA-SYS 11, HG-X11, Dynamic Chain Engagement +
bolt circle diameter : 96 mm (Shimano asymmetric)
Attachment: 4-arm spider
Number of teeth: 30, 32, 34 or 36 teeth
Compatibility cranks : Shimano FC-M9000-1 | FC-M9020 cranks
Compatibility chain: 11-speed Shimano HG-X chains
Mounting position: middle
chain line : depending on used crank
Adjustment options: none
Range (ovalization): -
Timing (force introduction): -
Weight: 49g (32 teeth)
Scope of supply: 1x Shimano XTR chainring SM-CRM91 for FC-M9000-1 | FC-M9020-1
Note: This chainring is not compatible with the symmetrical 96mm standard hole circle!