SLX Front Derailleurs are offered in many configurations to suit a range of MTB frame styles.

Technical Documents
  • Dyna-Sys component for 42-32-24T Down Swing Front Derailleur Direct mount
Model Number FD-M661-10D
Series SLX
Swing Action Down Swing
Cassette Compatibility 10-speed
Maximum Capacity 18T
Top-middle Minimum Capacity 10T
Top Gear Teeth 42T
Cable Routing Dual Pull
Chain Line 50mm
Chain Stay Angle 66-69°
Multi-Clamp (28.6/31.8/34.9mm) -
Seat Tube Band Mount 28.6/31.8/34.9mm
Band Material
BB Mounting Plate
Plate Material
Outer Link
Inner Link
Link Bushing
Chain Guide
Average Weight