Utilizing the SHIMANO SHADOW RD+ design, the SHIMANO DEORE M5120 rear derailleur delivers consistent MTB shifting performance over rough terrain. The low profile design avoids damage from rocks whiles SHIMANO's chain stabilizing technology reduces chain drop and makes for a quiet drivetrain in all gear positions.
 
Stable drivetrain on the trail
Low-profile design avoids damage from rocks
Chain stabilizer reduces chain drop, slap and noise
Silent drivetrain in all gear positions
Decreased rear derailleur and chain tension in low gear
Max. low sprocket
42T (2x11/10-speed), 46T (1x10-speed)
 
PRODUCT SPECIFICATIONS
MODEL NO
RD-M5120-SGS
SERIES
DEORE M5100 Series
Color
Series color
B-Axle_Hollow axle
✔
B-axle 2_Hollow axle
✔
Compatible chain
HG-X11 11-speed, HG-X 10-speed
Direct attachment (Conventional)
✔
Direct mount compatible
✔
Fluoric coated link bushings
4
Low sprocket_Max.
46T (1x10-speed), 42T (2x11/2x10-speed)
Low sprocket_Min.
42T
Max. front difference
10T
Pulley_Sunken type pulley bolt
✔
Pulley_Teeth
11T
Pulley cage
SGS
Rear speeds
11/10
Top-Normal spring type_SHADOW RD+
✔
Top sprocket_Max.
11T
Top sprocket_Min.
11T
Total capacity
41T