SHIMANO ALTUS MTB Crankset 3x9-speed
FC-M371
SHIMANO ALTUS - MTB Crankset - 3x9-speed
The SHIMANO ALTUS FC-M371 crank is compatible with 3x9 speed drivetrains and is available in 44-32-22T and 48-36-26T chainrings.
FEATURES
- 44-32-22T/48-36-26T
- HYPERDRIVE SG-X chainrings
- With Chain Guard, without Chain Guard
- Color options: Black, Silver
PRODUCT SPECIFICATIONS
| MODEL NO | FC-M371 |
|---|---|
| SERIES | ALTUS M370 Series |
| Color | Black |
| Remarks | SHIMANO logo |
| Rear speeds | 9 |
|---|---|
| Compatible chain | HG 9-speed |
| Chain line (mm) | 50 |
| O.L.D.|Thru (mm) | 142 |
| O.L.D.|QR/Nut (mm) | 135 |
| P.C.D. (mm) | Riveted |
| Spider/gear arms | 4 |
| Chainring combination | 44-32-22T, 48-36-26T |
| Q-factor (mm) | 180.5 |
| Crank arm length (mm)|170 | ✔ |
| Crank arm length (mm)|175 | ✔ |
| Optional chain guard|With chain guard | ✔ |
| Optional chain guard|Without chain/bash guard | ✔ |
| Compatible bottom bracket type|Square | ✔ |
| Recommended bottom bracket|Threaded (normal) | BB-UN300 |
| Recommended bottom bracket|Threaded (chain case) | BB-UN300-K |
| Axle length of BB-UN/ES (mm)|Threaded (normal) | LL123 |
| Axle length of BB-UN/ES (mm)|Threaded (chain case) | LL123-K |
| Threaded bottom bracket shell width (mm)|68 | ✔ |
| Threaded bottom bracket shell width (mm)|73 | ✔ |
| Chain case compatible | ✔ |
| Crank fixing screw included | ✔ |
