• Smooth and responsive shifting for a wide range of riders
  • Dedicated 9 speed chainrings
  • MEGA-9 drive train
  • Improved chain control for precise and reliable front derailleur shifting
  • HYPERDRIVE compatible
  • Square type BB compatible
  • Gear combination: 44-32-22T
  • Color options: Black, Silver


Color Black | Silver
Remarks SHIMANO logo
Bike Type MTB
Axle length of BB-UN/ES (mm)_Threaded (chain case) LL123-K
Axle length of BB-UN/ES (mm)_Threaded (normal) LL123
Chain case compatible
Chain line (mm) 50
Chainring combination 44
Compatible bottom bracket type_Square
Compatible BB type Square
Compatible chain HG for 9-speed
Crank Arm Length 170mm | 175mm
Crank fixing bolt included
Crank arm length (mm)_165
Crank arm length (mm)_170
Crank arm length (mm)_175
Spider/Gear arms 4
Optional chain guard_With chain guard
Optional chain guard_Without chain/bash guard
Optional Chain Guard With chain guardWithout chain / bash guard
Rear speeds 9
Recommended bottom bracket_Threaded (chain case) BB-UN26-K
Recommended bottom bracket_Threaded (normal) BB-UN26
Threaded bottom bracket shell width (mm)_68
Threaded bottom bracket shell width (mm)_73
Threaded BB Shell Width 68mm | 73mm
Crank arm fixing bolt_With
Includes Crank Arm Fixing Bolt Yes
Q-factor (mm) 1864