Product Info
Details + Specs
Shimano RD-M7100 Rear Derailleur SLX Shadow+ 12-Speed Long Cage
SLX 12-speed, quiet and precise
Shadow RD+ keeps the chain quiet over rough ground and the cage tucked out of harm's way. The SGS long cage handles a 10-51T cassette, so it covers the full Shimano 12-speed MTB range.
Best for: Replacing or upgrading a 12-speed MTB rear derailleur on a 10-51T cassette.
Product details
Product type
Rear derailleur
Speeds
12-speed HYPERGLIDE+
Cage
SGS long · 51T max
Tier
SLX M7100
Key features
- Shadow RD+ clutch tames chain slap and keeps the chain on.
- Handles 10-51T — the full 12-speed Shimano MTB range.
- Low-profile body sits in tight to the frame, away from rock strikes.
- Shifts identically to XT for noticeably less money.
Bent hanger? Have it checked before fitting a new derailleur — we align hangers in the workshop.