











Any questions? Ask CelesteSM will help you find out quickly.












RD-TZ31A 6/7 Speed Rear Derailleur Reliable Shifting for Everyday Rides
Looking for an affordable, dependable rear derailleur upgrade or replacement? The RD-TZ31A is purpose-built for 6 and 7-speed drivetrains, offering smooth, accurate shifts whether you're commuting to work, cruising the neighborhood, or enjoying a light off-road ride.
Built to Last
Constructed from high-hardness aluminum alloy, the RD-TZ31A rear derailleur delivers solid durability without adding unnecessary weight. The body withstands the bumps and vibrations of daily riding, while the nylon wear-resistant guide pulley runs quietly and smoothly, protecting your chain from premature wear.
Flexible Mounting Options
With both direct mount and hanger mount compatibility, this derailleur adapts to a variety of bike frames. Whether you're replacing an old unit on your mountain bike or upgrading a city commuter, the RD-TZ31A makes installation straightforward. (Check your original part's mount type before ordering.)
Specifications:
Model: RD-TZ31A
Speed: 6/7-Speed
Max Rear Sprocket: 28T
Total Capacity: 34T
Material: Aluminum Alloy
Guide Wheel: Wear-resistant Nylon
Mount Type: Direct Mount / Hanger Mount Compatible
Weight: 0.34kg (340g)
Color: BlackPackage Includes:
1 x RD-TZ31A Rear Derailleur
| Brand | Enmja |
| Color | Black |
| Material | Aluminum |
| Mounting Type | Direct Mount |
| Manufacturer | Enmja |
| Brand Name | Enmja |
| Number of Items | 1 |
| Included Components | NO |
| Model Number | RD-TZ31A |
| Manufacturer Part Number | TZ31A |
| Unit Count | 1 Count |
| Warranty Description | 1 |
| Material Type | Aluminum |
| Mount Type | Direct Mount |