Shimano Acera RD-M3020-8 Rear Derailleur (Black) (7/8 Speed) (Long Cage) (SGS)

Shimano Acera RD-M3020-8 Rear Derailleur (Black) (7/8 Speed) (Long Cage) (SGS)
In Stock Online
Usually ships in 24 hours
$4.99 flat rate shipping! Learn More
This item earns up to 34 VIP Reward Points Learn More

Shimano Acera M3020 Rear Derailleur Description:

The Shimano Acera RD-M3020 rear derailleur features Double Servo technology to provide smooth, precise shifting in order to help you ride challenging terrain with fewer interruptions.


  • Double Servo mechanism enables the rear derailleur to move in an optimum path
  • Versatile performance and wide compatibility
  • SGS Long cage


  • Speed: 7/8 Speed
  • Shifter Compatibility: Shimano Road & Mountain
  • Shift Mechanism: Cable Actuated
  • Max. Tooth: 40
  • Min. Tooth: 11T
  • Chain Wrap Capacity: 45T
  • Cage Material: Steel
  • Chain Retention: -
  • Color: Black
  • Weight: 285g (Long Cage)

This product was added to our catalog on November 16, 2022