Shimano Tourney RD-FT55 Rear Derailleur - 6/7 Speed | Short Cage

Specifications

• Speeds: 6 / 7-speed
• Shifting: Shimano SIS indexed
• Shifter Compatibility: Shimano 6/7-speed
• Cage Length: Short (FT series, shortest Shimano cage)
• Largest Cog: 28t
• Total Capacity: 17t
• Tension Pulley: 13T
• Mount: Direct Attach (standard Shimano RD mount)
• Series: Tourney
• Availability: Discontinued by Shimano
• MPN: RD-FT55-D

FAQ

How many speeds does it support?

It is a 6 and 7-speed rear derailleur that works with Shimano SIS indexed shifting and Shimano 6/7-speed shifters.

What is the maximum cog and capacity?

It handles a 28t largest cog with 17t of total chain wrap capacity. As an FT-series unit it uses the shortest cage Shimano makes.

How does it mount?

This is the Direct Attach version, which threads onto a standard Shimano rear derailleur mount. A separate frame-hanger version of the FT55 also exists.

Is this derailleur still made?

Yes, Shimano has discontinued this model, so availability is limited to remaining stock. It remains a solid replacement for entry-level and vintage 6/7-speed drivetrains.

Best For

Best for riders and shops fixing up entry-level, commuter, hybrid, or vintage 6/7-speed bikes who want an affordable, no-fuss Shimano rear derailleur. A common, low-cost replacement for a worn or damaged Tourney-class derailleur.