---
product_id: 498234963
title: "Deore 12 Rd-M6100 Rear Derailleur"
brand: "shimano"
price: "NZ$224"
currency: NZD
in_stock: true
reviews_count: 5
category: "Shimano"
url: https://www.desertcart.nz/products/498234963-deore-12-rd-m6100-rear-derailleur
store_origin: NZ
region: New Zealand
---

# Long cage for smooth chain management 51T max cassette capacity 1x12-speed Shimano Deore drivetrain compatible Deore 12 Rd-M6100 Rear Derailleur

**Brand:** shimano
**Price:** NZ$224
**Availability:** ✅ In Stock

## Summary

> 🚴‍♂️ Shift into the future with Shimano Deore 12-speed precision!

## Quick Answers

- **What is this?** Deore 12 Rd-M6100 Rear Derailleur by shimano
- **How much does it cost?** NZ$224 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/498234963-deore-12-rd-m6100-rear-derailleur)

## Best For

- shimano enthusiasts

## Why This Product

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

## Key Features

- • **Long Cage Advantage:** Optimized long cage design ensures superior chain retention and stability, reducing chain slap and enhancing ride confidence.
- • **Durable Lightweight Build:** Crafted from premium aluminum and carbon fiber, this derailleur balances strength and featherlight weight at just 454g.
- • **Wide Gear Range Dominance:** Tackle any terrain effortlessly with a massive 10-51T cassette compatibility, giving you ultimate control and versatility.
- • **Precision Shifting Mastery:** Experience flawless gear transitions with Shimano's Shadow Plus design, engineered for smooth, reliable performance on every ride.
- • **Seamless 12-Speed Integration:** Perfectly engineered for Shimano Deore 12-speed drivetrains, delivering consistent, high-performance shifting for the modern rider.

## Overview

The Shimano Deore 12 RD-M6100 Rear Derailleur is a high-performance, long-cage derailleur designed for 1x12-speed Shimano Deore drivetrains. It supports a wide cassette range of 10-51 teeth, crafted from durable aluminum and carbon fiber materials, weighing just 454 grams. Featuring Shimano's Shadow Plus technology, it ensures smooth, reliable shifting and superior chain stability for serious cyclists seeking versatility and precision.

## Description

REAR DERAILLEUR, RD-M6100, DEORE, SHADOW PLUS DESIGN, 1x12 2009946(083)10/11

Review: Fine product but not sealed - The box was open and the plastic bag containing the product was not sealed (Torn). Difficult to say if product was indeed new or refurbished
Review: Muy recomendado - Excelente calidad y precio

## Features

- Cage Length: long
- Capacity: 51t
- Cassette Range: 10 - 51t
- Gearing: 1 x 12
- Compatibility: Shimano Deore 12-speed drivetrain

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B088XPDW9X |
| Best Sellers Rank | #94,272 in Sporting Goods ( See Top 100 in Sporting Goods ) #140 in Kids' Bike Accessories |
| Brand | SHIMANO |
| Brand Name | SHIMANO |
| Case Material Type | Aluminum |
| Color | SGS |
| Colour | SGS |
| Customer Reviews | 4.8 out of 5 stars 116 Reviews |
| Included Components | Rear Derailleur |
| Item Dimensions L x W x H | 25.4L x 17.8W x 7.6H centimeters |
| Item Weight | 454 g |
| Item weight | 454 g |
| Manufacturer | SHIMANO |
| Manufacturer Part Number | IRDM6100SGS |
| Material | Aluminum, Carbon Fiber |
| Material Type | Aluminum, Carbon Fiber |
| Model Number | Deore 12 RD-M6100 |
| Mount Type | Braze-On Mount |
| Mounting type | Braze-On Mount |
| Number of Teeth | 51 |
| Product dimensions | 25.4L x 17.8W x 7.6H centimeters |
| UPC | 192790618692 |

## Product Details

- **Brand:** SHIMANO
- **Colour:** SGS
- **Material:** Aluminum, Carbon Fiber
- **Mounting type:** Braze-On Mount
- **Product dimensions:** 25.4L x 17.8W x 7.6H centimeters

## Images

![Deore 12 Rd-M6100 Rear Derailleur - Image 1](https://m.media-amazon.com/images/I/51RLT094-RL.jpg)

## Customer Reviews

### ⭐⭐⭐ Fine product but not sealed
*by N***L on 17 September 2023*

The box was open and the plastic bag containing the product was not sealed (Torn). Difficult to say if product was indeed new or refurbished

### ⭐⭐⭐⭐⭐ Muy recomendado
*by M***S on 22 April 2026*

Excelente calidad y precio

### ⭐⭐⭐⭐⭐ Good to go!
*by P***B on 22 July 2026*

Amazing derailleur. The adjustable clutch is a huge upgrade from my stock SRAM GX . Would recommend

## Frequently Bought Together

- SHIMANO Deore 12 Rd-M6100 Rear Derailleur Sgs, 12 Speed
- SHIMANO Deore 12 Sl-M6100 Shifter Clamp Band, 12 Speed
- SHIMANO

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**Shop now:** [https://www.desertcart.nz/products/498234963-deore-12-rd-m6100-rear-derailleur](https://www.desertcart.nz/products/498234963-deore-12-rd-m6100-rear-derailleur)

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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-08-18*