PRODUCT SPECIFICATIONS

MODEL NO FC-M785
SERIES DEORE XT M780 Series
Color Black | Silver
Average weight 727.6 (40-28T) 717.6 (38-26T) 715.8 (38-24T)
   
Chainring combination 40-28T 38-26T 38-24T
Compatible bottom bracket type_Outboard
Crank fixing screw included
Crank arm length (mm)_165
Crank arm length (mm)_170
Crank arm length (mm)_175
Crank arm length (mm)_180
Spider/Gear arms 4
HOLLOWTECH II
Optional chain guard_Without chain/bash guard
Recommended bottom bracket_Press-fit SM-BB71-41A
Threaded bottom bracket shell width (mm)_68
Threaded bottom bracket shell width (mm)_73
Crank arm fixing bolt_With
Q-factor (mm) 175
Chain line (mm) 48.8
Compatible chain HG-X 10-speed
P.C.D. (mm) 104/64
Rear speeds 10
O.L.D._QR/Nut (mm) 135
O.L.D._Thru (mm) 142

SERIES LINE-UP

  • Disc Brake Rotor SHIMANO DEORE XT CENTER LOCK Disc Brake Rotor 203/180/160/140 mm
  • Rear Derailleur RD-M781-GS
  • Rear Derailleur RD-M786-GS
  • Shifting Lever SL-M780-R

REPLACEMENT PARTS

  • Chainring Chainring 40T for FC-M785
  • Chainring Chainring 38T for FC-M785 (for 38-26T)
  • Chainring Chainring 38T for FC-M785 (for 38-24T)
  • Chainring Chainring 28T for FC-M785