SHIMANO DEORE XT HOLLOWTECH II MTB Crankset 172 mm Q-Factor 2x12-speed

FC-M8100-2

FC-M8100-2

SHIMANO DEORE XT - HOLLOWTECH II - MTB Crankset - 172 mm Q-Factor - 2x12-speed

The SHIMANO DEORE XT FC-M8100-2 crank features an entirely new construction, using direct mount chainrings, special gear tooth profile for improved chain retention, and a 172mm Q-factor.

  • Rigid and lightweight design for aggressive trail riding
  • Hollow forged crank maximizes power transfer while limiting weight
  • HOLLOWTECH II
  • Rider tunable
  • Exchangeable single/double chainring
  • Direct Mount
  • Crankset can be used as common component
  • Q-factor: 172 mm
  • Chainline: 48.8 mm

TECHNOLOGIES

PRODUCT SPECIFICATIONS

MODEL NO FC-M8100-2
SERIES DEORE XT M8100 Series
Color Series color
Average weight 650
   
Chain line (mm) 48.8
Chainring combination 36-26T
Compatible bottom bracket type_Outboard
Compatible chain HG 12-speed
Crank fixing bolt 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
P.C.D. (mm) Direct
Rear speeds 12 (Front double)
Recommended bottom bracket_Press-fit BB-MT800-PA
Recommended bottom bracket_Threaded (normal) BB-MT800
Threaded bottom bracket shell width (mm)_68
Threaded bottom bracket shell width (mm)_73
Q-factor (mm) 172
Chain line (mm) 48.8
Compatible chain HG 12-speed
P.C.D. (mm) Direct
Rear speeds 12 (Front double)
O.L.D._QR/Nut (mm) 135
O.L.D._Thru (mm) 142

SERIES LINE-UP

  • Rear Derailleur DEORE XT Rear Derailleur SHIMANO SHADOW RD+ 1x12-speed
  • Crankarm SHIMANO DEORE XT HOLLOWTECH E-MTB Crank Arm Set
  • Brake SHIMANO DEORE XT FLAT MOUNT Disc Brake Caliper
  • Pedal PD-M8140

REPLACEMENT PARTS

  • Chainring Chainring 36T for FC-M8100-2/FC-M8120-B2
  • Chainring Chainring 26T for FC-M8100-2/FC-M8120-B2/FC-M7100-2/FC-M7120-B2