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- Fast and precise shifting performance optimized to take on any trail
- Silent drivetrain in all gear positions
- Stable drivetrain on rough terrain
- Faster and shockless shifting
- Low-profile design
- Wide range 12-speed drivetrain
- Decreased rear derailleur and chain tension in low gear
- New bumper added to rear derailleur pulley cage
- Bigger 13T pulley
- Compatible Chain: HG 12-speed
- Low Sprocket Max: choose; 45t (medium cage), 51t (long cage)
- Low Sprocket Min: 45t
- Max Front Difference: 0t
- Cage Length: choose; GS Medium Cage, or SGS Long Cage
- Rear Speeds: 12
- Top Sprocket Max: 10t
- Top Sprocket Min: 10t
- Total Capacity: 35t (medium cage), 41t (long cage)
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Review Shimano RD-M8100 XT Rear Derailleur - 12 Speed Long Cage for 1x, SGS
