Shimano
Altus RD‑M310 | Rear Derailleur, 7/8‑Speed, SGS, Black
The Shimano Altus RD‑M310 is a reliable 7/8‑speed rear derailleur designed for recreational and hybrid bikes. Its Top Normal spring provides smooth, predictable shifting, while the long SGS cage offers wide gear range compatibility. Built with durable materials and a clean black finish, it’s a solid choice for everyday riding and drivetrain replacements.
-
7/8‑speed compatibility
-
Top Normal spring
-
SGS long cage
-
Minimum cog: 11T
-
Maximum cog: 34T
-
Total capacity: 43T
-
Maximum front difference: 20T
-
Standard mount
-
Color: Black
Shipping information
Ships in 2–3 business days with free delivery across Canada on orders over $99. Same‑day pickup available Tue–Sat (closed Sun–Mon).
Returns & warranty
Enjoy hassle‑free returns within 30 days on unused items in original packaging (excludes bikes and sale items). Free in‑store returns anytime.