SHIMANO ALIVIO SIDE SWING Front Derailleur (Clamp Band Mount) 2x9-speed

FD-M4020-M-B

ACERA_M3000_m

FD-M4020-M-B

SHIMANO ALIVIO - Front Derailleur - SIDE SWING - Clamp Band Mount - 2x9-speed

The SHIMANO ALIVIO FD-M4020 series 2x9 front derailleurs use SHIMANO's new SIDE SWING for enhanced cable routing, light action, and smooth operation. The new design also increases clearance for large wheels and short chain stays.

  • FEATURE
    • Wider clearance for large wheels
    • Compatible with shorter chainstay
    • Efficient cable routing
    • Optimal front system for internal cable routing
    BENEFIT
    • Enhanced maneuverability with plus-sized tires
    • Increased shifting efficiency and light operation force
    • Smooth shifting performance

PRODUCT SPECIFICATIONS

MODEL NO FD-M4020-M-B
SERIES SHIMANO ACERA M3000 Series
Color Series color
Action SIDE SWING
   
Angled stroke adjust bolt
Cable Route Type Front-Pull
Chain line (mm) 51.8*
Chain stay angle 64-69
Compatible chain HG 9-speed
Link bushings 4
Mount Clamp Band_28.6 mm (w/ S size adapter), Clamp Band_31.8 mm (w/ M size adapter), Clamp Band_34.9 mm
Speeds_Front 2
Speeds_Rear 9
Top gear teeth 36T
Total capacity 14T

SERIES LINE-UP

  • Shifting Lever SHIMANO ACERA Left Shift Lever 3x9-speed
  • Shifting Lever SHIMANO ACERA Right Shift Lever 9-speed
  • Shifting/Brake Lever SHIMANO EZ FIRE PLUS Shift/Brake Lever 7-speed
  • Shifting/Brake Lever SHIMANO EZ FIRE PLUS Shift/Brake Lever 8-speed