SHIMANO DEORE XT Rear Derailleur 2x12-speed

RD-M8120-SGS

SHIMANO DEORE XT Rear Derailleur 2x12-speed

RD-M8120-SGS

SHIMANO DEORE XT - Rear Derailleur - SHIMANO SHADOW RD+ - 2x12-speed

The all-new SHIMANO DEORE XT M8100 series of derailleurs brings a new level of drivetrain silence thank to decreased tension in the low gear position and an added bumper on the pulley cage. Larger 13T pulleys increase efficiency and chain management while compatibility with SHIMANO's new 12-speed cassettes boosts range.

FEATURES

  • Fast and precise shifting performance optimized to take on any trail
  • Faster and shockless shifting
  • HYPERGLIDE+
  • Extra wide range with front double 36-26T & close step 12-speed drivetrain with low sprocket combination -10-45T
  • Silent drivetrain in all gear positions
  • Decreased rear derailleur and chain tension in low gear
  • New bumper added to rear derailleur pulley cage
  • Bump Stopper
  • Bigger 13T pulley
  • Stable drivetrain on rough terrain
  • Low-profile design
  • SHIMANO SHADOW RD+

PRODUCT SPECIFICATIONS

MODEL NO RD-M8120-SGS
SERIES DEORE XT M8100 Series
Color Series color
Average weight 287
Rear speeds 12 (front double)
Compatible chain HG 12-speed
Top-normal spring type|SHIMANO SHADOW RD+
Mount|Direct attachment (conventional)
Max. front difference 10T
Total capacity 45T
Low sprocket|Max. 45T
Low sprocket|Min. 45T
Top sprocket|Max. 10T
Top sprocket|Min. 10T
Fluoric coated link bushings 7
Pulley|Guide pulley bearing Sealed Bearing
Pulley|Tension pulley bearing Sealed bearing
Pulley|Teeth 13T
Pulley|Sunken type pulley screw
B-axle|Hollow axle

REPLACEMENT PARTS