# Shimano Altus RD-M310 Rear Derailleur - 7 8 Speed Long Cage Black

The Shimano RDM310-Smart rear derailleur has a Wide Link design for increased rigidity and precise shifting.-   Oversized 15-tooth tensioner and 13-tooth guide pulleys reduce noise and wear
-   SMART CAGE pulley plate provides more ground clearance
-   Advanced light action with precise shifting
-   Compatible with Shimano HG 6/7/8 speed chains
    
    Largest Cog
    
    34
    
    Color
    
    Black
    
    Rear Der/Shifter Compatibility
    
    Shimano Mountain
    
    Rear Derailleur Mount Type
    
    10x1 Standard
    
    Drivetrain Speeds
    
    8
    
    Weight
    
    326
    
    Chain Wrap Capacity (teeth)
    
    43
    
    Cage Length
    
    Long

## Details

- **Price:** 31.0 USD
- **Vendor:** Gio's Outdoors
- **Type:** Rear Derailleurs
- **Tags:** Gio's Outdoors, Shopify Collective

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 31.00 USD | In stock |

## Images

- Shimano Altus RD-M310 Rear Derailleur - 7 8 Speed Long Cage Black

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> Source: [Smart supply deals](https://smartsupplydeals.com/products/shimano-altus-rd-m310-rear-derailleur-7-8-speed-long-cage-black)
> Updated: 2026-07-22