Details
The RD-M9100 XTR rear derailleur is intended for use with 1x drivetrains. It is compatible with both 11- and 12-speed cassettes.
- Decreased rear derailleur tension at low gear position, to prevent high chain tension
- Added bumper at rear derailleur pulley cage
- Bigger 13T pulley
- Direct mount compatible
- Compatible cassette size: 10-51 (12-speed), 10-45 (11-speed)
- Total capacity: 35t (GS Medium Cage) / 41t (SGS Long Cage)
Part Numbers
Option | UPC | MPN | Store SKU |
---|---|---|---|
Medium Cage / Black / 11-speed | 689228880245 | IRDM9100GS | 210000037668 |
Long Cage / Black / 12-speed | 689228880252 | IRDM9100SGS | 210000034531 |