Shimano TOURNEY A070 REAR DERAILLEUR 7s

Rear Derailleur

TOURNEY A070 REAR DERAILLEUR 7s

Specifications

Manufacturer
Shimano
Name
TOURNEY A070 REAR DERAILLEUR 7s
Series
A070
MPN
RD-A070
Groupset
Tourney
Rear Speeds
7
Front Speeds
2[1]
Drivetrain Brand
Shimano
Shifting Type
Cable
Max Cog (T)
28[2]
Chain Standard
Shimano HG (Hyperglide)[2]
Sources
  1. [1] AI-extracted, not yet checked against a named source (added 2 Mar 2026): Front Speeds
  2. [2] bike.shimano.com, checked 29 Sep 2026: Max Cog (T), Chain Standard

Compatibility

Shimano TOURNEY A070 REAR DERAILLEUR 7s is a Shimano rear derailleur. It is a 7-speed component. It uses Cable shifting. Everything listed below was matched on a specification we hold for both parts: the interface each pairing actually depends on, such as freehub body, speed count, actuation or mounting standard. Where we could not verify that interface, the part is left out rather than assumed to fit.

Chains for this derailleur1

Frequently Asked Questions

What fits Shimano TOURNEY A070 REAR DERAILLEUR 7s?

On this page we list cassettes for this derailleur, shifters that drive this derailleur, chains for this derailleur. Each listing was matched on a specification we hold for both parts; anything we could not verify is omitted rather than assumed to fit.

Can I use a higher or lower speed chain with Shimano TOURNEY A070 REAR DERAILLEUR 7s?

No. Shimano TOURNEY A070 REAR DERAILLEUR 7s is a 7-speed component and needs a 7-speed chain. Chains for different speed counts have different external widths and inner-plate profiles, which causes poor shifting or interference with the neighbouring sprockets.

Does Shimano TOURNEY A070 REAR DERAILLEUR 7s work with electronic shifting like Di2 or AXS?

No. Shimano TOURNEY A070 REAR DERAILLEUR 7s is mechanical, cable-actuated. Electronic groups use internal motors and proprietary signalling, so there is no mechanical or electrical path between the two.