Shimano RD-M8100 Rear Derailleur XT Shadow 12-Speed
Shimano · Bikes Online
$139.99
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Last seen $139.99 on 9 Aug 2026
Out of stock at Bikes Online — last seen $139.99 on 9 Aug 2026.
Out of stock at Bikes Online as of 9 Aug 2026. Prices change — confirm on the store's page before buying.
Price history
Every price we've recorded
We started tracking this on 6 Aug 2026 and have recorded a single price so far. The chart appears once we've seen the price move.
Description
As published by Bikes Online
MODEL NO RD-M8100-SGS
SERIES DEORE XT M8100 Series
Color Series color
Average weight 284
Remarks w/Bumper on pully cage
B-Axle_Hollow axle ✔
Compatible chain HG 12-speed
Direct attachment (Conventional) ✔
Fluoric coated link bushings 7
Low sprocket_Max. 51T
Low sprocket_Min. 51T
Max. front difference 0T
Pulley_G pulley bearing Sealed Bearing
Pulley_Sunken type pulley bolt ✔
Pulley_Teeth 13T
Pulley_T pulley bearing Sealed Bearing
Pulley cage SGS
Rear speeds 12
Top-Normal spring type_SHADOW RD+ ✔
Top sprocket_Max. 10T
Top sprocket_Min. 10T
Total capacity 41T
Details
As published by Bikes Online
- Weight
- 400 g
- Store
- Bikes Online
- Brand
- Shimano
- SKU
- IRDM8100SGS
- Category
- Parts & Components
- First tracked
- 6 Aug 2026
- Last checked
- 9 Aug 2026
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