---
product_id: 756514394
title: "Rear Derailleur, Huazu Bike Parts Gear Shifter for RD-TZ31-A with Direct Mount/Hanger Mount for 6/7 Speed Mountain Bicycles"
brand: "huazu"
price: "26702CFA"
currency: XOF
in_stock: true
reviews_count: 5
category: "Huazu"
url: https://www.desertcart.sn/products/756514394-rear-derailleur-huazu-bike-parts-gear-shifter-for-rd-tz31
store_origin: SN
region: Senegal
---

# Durable aluminum alloy build 6/7 speed compatibility Direct mount for stable fit Rear Derailleur, Huazu Bike Parts Gear Shifter for RD-TZ31-A with Direct Mount/Hanger Mount for 6/7 Speed Mountain Bicycles

**Brand:** huazu
**Price:** 26702CFA
**Availability:** ✅ In Stock

## Summary

> 🚴‍♂️ Shift into the future with precision and power!

## Quick Answers

- **What is this?** Rear Derailleur, Huazu Bike Parts Gear Shifter for RD-TZ31-A with Direct Mount/Hanger Mount for 6/7 Speed Mountain Bicycles by huazu
- **How much does it cost?** 26702CFA with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/756514394-rear-derailleur-huazu-bike-parts-gear-shifter-for-rd-tz31)

## Best For

- huazu enthusiasts

## Why This Product

- Trusted huazu brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Direct Mount Design:** Braze-on mount ensures a secure, stable fit—check your frame’s mount type to avoid compatibility issues.
- • **Optimized Gear Capacity:** Supports a total capacity of 34T with sprockets ranging from 14T to 28T for versatile mountain biking.
- • **Precision 6/7 Speed Shifting:** Seamlessly compatible with GS 6/7 speed SIS drivetrains for smooth gear transitions.
- • **Robust Aluminum Alloy Construction:** Engineered with durable aluminum and plastic alloys to ensure long-lasting performance and stability.
- • **Universal Fit for Multiple Bike Types:** Perfect for mountain, road, and folding bikes, making it the go-to upgrade for diverse cycling needs.

## Overview

The Huazu RD-TZ31-A Rear Derailleur is a high-performance, direct mount gear shifter designed for 6 and 7-speed mountain bikes. Crafted from durable aluminum alloy, it offers reliable, smooth shifting with a total capacity of 34T and sprockets ranging from 14T to 28T. Compatible with various bike types, this derailleur ensures stable, precise gear changes for the discerning cyclist.

## Description

Huazu Rear Derailleur, Bike Parts Gear Shifter for Shimano RD-TZ31-A with Direct Mount/Hanger Mount for 6/7 Speed Mountain Bicycles : desertcart.co.uk: Sports & Outdoors

Review: Great item, quality product, easy to install. Fast ship, thanks.
Review: Grandson had this breakdown on him twice...once a bolt issue and the second time with rear assembly kick back towards tire.

## Features

- MODEL: RD-TZ31-A bike rear derailleur, Compatible with GS 6 / 7 speed SIS Index Shifting drivetrains.
- STABILITY: Durable aluminum alloy and plastic alloy material, Providing excellent shifting performance ensure safe and stable.
- PARM: Total capacity 34T, Largest sprocket 28T, Smallest sprocket 14T, Front chain wheel tooth difference 20T.
- NOTE: The bike rear derailleur is direct mount, not hub bolt mount. Please check the mount type of the original part before ordering, if bike frame with hook, as picture shows, you can use it.
- COMPATIBILITY: Suitable for mountain bikes, road bikes, folding bicycles and so on.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09WRBHZNT |
| Brand Name | Huazu |
| Case Material Type | Aluminium |
| Colour | Black |
| Customer Reviews | 4.3 4.3 out of 5 stars (516) |
| Item Dimensions L x W x H | 13L x 10W x 4H centimetres |
| Item Weight | 0.28 Kilograms |
| Manufacturer | Huazu |
| Manufacturer Part Number | RDTZ31A |
| Material Type | Aluminium |
| Model Number | RDTZ31A |
| Mount Type | Braze-On Mount |
| Number of Teeth | 28 |
| UPC | 731235765869 |

## Product Details

- **Brand:** Huazu
- **Colour:** Black
- **Item weight:** 0.28 Kilograms
- **Material:** Aluminium
- **Mounting type:** Braze-On Mount

## Images

![Rear Derailleur, Huazu Bike Parts Gear Shifter for RD-TZ31-A with Direct Mount/Hanger Mount for 6/7 Speed Mountain Bicycles - Image 1](https://m.media-amazon.com/images/I/614PDFHqeDL.jpg)
![Rear Derailleur, Huazu Bike Parts Gear Shifter for RD-TZ31-A with Direct Mount/Hanger Mount for 6/7 Speed Mountain Bicycles - Image 2](https://m.media-amazon.com/images/I/61Rq-zVU36L.jpg)
![Rear Derailleur, Huazu Bike Parts Gear Shifter for RD-TZ31-A with Direct Mount/Hanger Mount for 6/7 Speed Mountain Bicycles - Image 3](https://m.media-amazon.com/images/I/71glsbI0avL.jpg)
![Rear Derailleur, Huazu Bike Parts Gear Shifter for RD-TZ31-A with Direct Mount/Hanger Mount for 6/7 Speed Mountain Bicycles - Image 4](https://m.media-amazon.com/images/I/61rjdWulauL.jpg)
![Rear Derailleur, Huazu Bike Parts Gear Shifter for RD-TZ31-A with Direct Mount/Hanger Mount for 6/7 Speed Mountain Bicycles - Image 5](https://m.media-amazon.com/images/I/613AeawjxwL.jpg)

## Available Options

This product comes in different **Item Display Width** options.

## Questions & Answers

**Q: Does it work with mongoose R4050WM 21 speed mountain bike?**
A: I used it on my teens mongoose, unsure of the model, but I would think so?

**Q: Does it work for a 21 speed bike?**
A: Yes, we used it for a 21 Speed Mongoose bike

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by G***Y on 18 April 2026*

Great item, quality product, easy to install. Fast ship, thanks.

### ⭐ Review
*by C***5 on 28 December 2022*

Grandson had this breakdown on him twice...once a bolt issue and the second time with rear assembly kick back towards tire.

### ⭐⭐⭐⭐⭐ Review
*by A***R on 27 July 2025*

Produto chegou correto, foi instalado e funciona perfeitamente.

## Frequently Bought Together

- Rear Derailleur, Huazu Bike Parts Gear Shifter for RD-TZ31-A with Direct Mount/Hanger Mount for 6/7 Speed Mountain Bicycles
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- FGBNM Single/6/7/8/9/10/11/12 Speed Bike Chain, Bike Chain for Road Mountain Racing Cycling

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**Shop now:** [https://www.desertcart.sn/products/756514394-rear-derailleur-huazu-bike-parts-gear-shifter-for-rd-tz31](https://www.desertcart.sn/products/756514394-rear-derailleur-huazu-bike-parts-gear-shifter-for-rd-tz31)

---

*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-10-10*