Shimano - REAR DERAILLEUR, RD-M3100, ALIVIO, SGS 9-SPEED
| Cage Length | SGS/Long |
| Total Capacity | 45 |
| Max Front Difference | 22 |
| Cable Adjuster | X |
| Color | SERIES COLOR |
| Mount | Direct attachment (conventional) |
| Number Of Pulley Teeth | 11 |
| Series | Alivio |
| Generation | M3100 |
| Max Low Sprocket | 36 |
| Min Low Sprocket | 32 |
| Rear Speeds | 9 |
| Top Normal Spring Type | Shimano Shadow RD |