The all-new SHIMANO DEORE XT M8100 series of derailleurs brings a new level of drivetrain silence thank to decreased tension in the low gear position and an added bumper on the pulley cage. Larger 13T pulleys increase efficiency and chain management while compatibility with SHIMANO's new 12-speed cassettes boosts range.
- Greater ground clearance supports aggressive riding
- 28 mm more ground clearance than RD-M8100-SGS
- Lightweight, short-cage design supports smooth rear suspension movement
- Fast and precise shifting performance optimized to take on any trail
- Silent drivetrain in all gear positions
- New bumper added to rear derailleur pulley cage
- Bigger 13T pulley
- Stable drivetrain in rough terrain
- Compatible with 10-45T cassette sprocket (1x12-speed)
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Model No
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RD-M8100-GS
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Series
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DEORE XT
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Rear Speeds
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12
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Compatible Chain
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HG 12-speed
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RD Construction
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SHIMANO SHADOW RD+
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Mount
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Direct attachment (conventional)
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Max. Front Difference
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0T
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Total Capacity
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35T
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Low Sprocket - Max.
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45T
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Low Sprocket - Min.
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45T
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Top Sprocket - Max.
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10T
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Top Sprocket - Min.
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10T
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Fluoric Coated Link Bushings
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4
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Pulley Teeth
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13T
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Guide Pulley Bearing
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Sealed Bearing
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Tension Pulley Bearing
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Sealed Bearing
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Sunken Type Pulley Screw
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✔
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B-Axle
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Hollow axle
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Average Weight
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286g
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Remarks
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w/Bumper on pulley cage
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