Best rear derailleurs of 2025
Filter
Top relevant
Best Choice
34% OffTHALOUS Bicycle Rear Derailleur Tourney RD-TY21B 6/7 Speed for MTB Bike Direct Mount/Hanger MountFree ShippingTHALOUS-
INKESKY Shimano Rear Derailleur RD-TZ31-A 6/7 Speed Hub Bolt Mount (Hanger Mount) for Mountain BikeFree ShippingInkesky
-
Huazu Altus Rear Derailleur for Shimano RD-M310 7/8 Speed for Mountain Bike Direct MountHuazu
Best Value
12% OffTHALOUS Bicycle Rear Derailleur 6/7/8 Speed Tourney RD-TY300 RD-TX800 Altus RD-M310 for MTB Bike Direct MountFree ShippingTHALOUS-
Inkesky RD-TZ31-GS 6/7 Speed Rear Derailleur with Direct Mount, Medium Cage, for Mountain BikeFree ShippingInkesky
-
Hycline Bike Rear Derailleur RD-TZ31-A 6/7 Speed Direct Mount for Mountain Bicycle-BlackFree ShippingHycline
-
Shimano Tourney TY500 6/7-Speed Rear DerailleurSHIMANO
-
CHMEFLY Bike Rear Derailleur, RD-TY500 6/7 Speed Tourney Derailleur for MTB, Road Bicycle,MTB, Folding Bike,Mountain Bicycle, Direct Mount(Not Hanger Mount)Free ShippingCHMEFLY
-
Shimano Acera RD-M3020-SGS Rear Derailleur - 7/8 Speed, Long Cage, BlackFree ShippingSHIMANO
-
14% OffShimano RDM310DL Altus GS 7/8-speed Rear Der Black,Long CageSHIMANO
10 Rear Derailleurs deals are available from:
Amazon stores, starting from CA$21.49.
The biggest discount we found is 34% on THALOUS Bicycle Rear Derailleur Tourney RD-TY21B 6/7 Speed for MTB Bike Direct Mount/Hanger Mount at Amazon.
The lowest price we found is CA$21.49 while the highest is CA$57.99.
Prices for the best Rear Derailleurs deals average at CA$32.99.
Last updated on August 19, 2025.
We scanned these quality online stores and more to deliver you with the best offers online available for Rear Derailleurs.