Shimano Alivio FD-M3100-M Front Derailleur (3 x 9 Speed) (28.6/31.8/34.9mm) (Side Swing)

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The Shimano Alivio M3100 3 x 9-speed front derailleur uses Shimano's Side Swing for enhanced cable routing, light action, and smooth operation. The new design provides extra wide range for triple front chainring cranksets and increases clearance for large wheels and short chainstays.


  • Designed for front triple chainring setups
  • Smooth and quiet front shifting in all conditions
  • More powerful outward shifting
  • Extra wide range with capacity up to 40T outer ring
  • Compatible with 2.3" tires on wide rims

Speed: 3 x 9 Speed
Shifter Compatibility: Shimano Mountain
Shift Mechanism: Cable Actuated
Front Derailleur Style: Side Swing
Cable Pull: Front Pull
Max Chainring: 40T
Derailleur Capacity: 18T
Chainline: 50mm
Chainstay Angle: 66 - 69°
Color: Black
Weight: -

This product was added to our catalog on July 20, 2022