Shimano Rd-m310 Altus 7/8 Speed Rear Derailleur

The Shimano Altus RD-M310 Rear Derailleur is a reliable and versatile component for 7- and 8-speed drivetrains. Engineered for smooth and precise shifting, it can handle double or triple cranksets and is ideal for mountain bikes, hybrid bikes, and commuter bikes.

Featuring a long cage (SGS) design, the RD-M310 maintains optimal chain tension and stability, accommodating a maximum sprocket of 34T and a total capacity of 43T. Lightweight yet durable, this rear derailleur delivers consistent performance on trails, city streets, or recreational rides.

Key Features:

• Compatible with 7- and 8-speed drivetrains
• Long cage (SGS) for wide gear range compatibility
• Max sprocket: 34T
• Total capacity: 43T
• Handles double or triple cranksets
• Lightweight and durable design

Why Choose Shimano Altus RD-M310?
With smooth, reliable shifting and Shimano’s trusted engineering, the RD-M310 is perfect for riders seeking an affordable, high-performance rear derailleur for everyday riding or entry-level mountain biking.

All Bikes Are Only Avaliable Through Local Pickup

Please select local pickup at checkout

Australia Post delivery estimates

• Parcel Post: 2–4 business days within South Australia; 3–6 business days interstate.
• Express Post: 1–2+ business days within South Australia; 1–3+ business days interstate.

Estimates start from the business day after posting and exclude order processing time. Regional and remote deliveries may take longer, especially during busy periods. Express Post does not guarantee next-day delivery to every address.

Christmas 2026 — recommended last lodgement dates

Australia Post recommends lodgement by these dates for the best chance of arrival by Christmas Day:

• Parcel Post: Monday 21 December 2026 for most states; Monday 14 December 2026 for parcels sent to or from Western Australia, Tasmania and the Northern Territory.
• Express Post: Wednesday 23 December 2026 for most states; Tuesday 22 December 2026 for parcels sent to or from Western Australia and the Northern Territory.

These are Australia Post’s recommended business lodgement dates, not our order cut-off dates or a delivery guarantee. Please order well before these dates to allow time for processing and dispatch from Victor Harbor. Allow extra time for regional and remote locations. Contact us before ordering if you need an item for Christmas.

Australia Post delivery estimates · Latest Christmas sending information