Lightweight crank arm for Shimano XTR 12-speed cranksets, manufactured using Hollowtech II technology.
The left crank arm unit is available in different arm lengths.
| Color: | Black | 
| Weight: | 199g | 
| Activity: | Cycling | 
| Material: | Aluminium | 
| Item code: | SHI647434 | 
| Model year: | 2023 | 
| Manufacturer: | Shimano Parts | 
| Product name: | Shimano Crank Arm for XTR FC-M9100 /20 /25 /30 - left | 
| Weight source: | BIKE24 | 
| Usage bikesport: | MTB | 
| Crank arm length: | 165, 170, 175 | 
| Manufacturer page: | http://www.shimano-europe.com/ | 
| Manufacturer item code: | Y1X098020 (165 mm)Y1X098030 (170 mm)Y1X098040 (175 mm) | 
| Crank accessories & spare parts: | Crank Arms |