Shimano XTR M9000-GS 11-Speed Shadow+ Rear Derailleur

Optimized Slant Angle
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Lowers shift effort while improving shifting and driving stability.

Adjusted Top Pulley
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Allows for a 40t cog while still allowing for up to a 10 tooth difference in chainrings.

Low Profile Cage
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Reduces debris collection and potential for damage.

Shadow Clutch
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Reduces chain slap and dropped chains.

On/Off Switch
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Allows for simple wheel changes.

Externally Adjustable Clutch
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Easier spring tension adjustment.

Efficient Pulley Teeth
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For better shifting and smoother driving.

Carbon Plate for Lightweight

Chain Stabilizer w/ Easy Adjust

Shimano Mountain Rear Derailleur/Shifter Compatibility

Shimano Rear Direct Mount

Chain Wrap Capacity
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37t

Largest Cog
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40t