---
product_id: 498234963
title: "Shimano Deore 12 Rd-M6100 Rear Derailleur"
brand: "shimano"
price: "€ 84.57"
currency: EUR
in_stock: true
reviews_count: 5
category: "Shimano"
url: https://www.desertcart.ie/products/498234963-shimano-deore-12-rd-m6100-rear-derailleur
store_origin: IE
region: Ireland
---

# Long cage for 51t capacity 12-speed precision gearing Shimano Deore drivetrain compatible Shimano Deore 12 Rd-M6100 Rear Derailleur

**Brand:** shimano
**Price:** € 84.57
**Availability:** ✅ In Stock

## Summary

> ⚙️ Shift into the future of trail dominance!

## Quick Answers

- **What is this?** Shimano Deore 12 Rd-M6100 Rear Derailleur by shimano
- **How much does it cost?** € 84.57 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/498234963-shimano-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 Powerhouse:** Handles a massive 51-tooth cassette range, perfect for conquering any terrain with ease.
- • **Lightweight & Durable:** Crafted from premium aluminum and carbon fiber for a perfect balance of strength and weight at just 1 lb.
- • **Shadow Plus Stability:** Innovative Shadow Plus design reduces chain slap and enhances drivetrain stability on rough rides.
- • **Seamless 12-Speed Shifting:** Experience ultra-smooth gear transitions with Shimano's advanced 12-speed drivetrain compatibility.
- • **Professional-Grade Compatibility:** Specifically engineered for Shimano Deore 12-speed systems, ensuring flawless integration and performance.

## 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 up to 51 teeth, features the Shadow Plus design for enhanced chain stability, and is constructed from lightweight aluminum and carbon fiber, making it ideal for serious cyclists seeking reliable, precise shifting on diverse terrains.

## 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 | #72,095 in Sporting Goods ( See Top 100 in Sporting Goods ) #108 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 113 Reviews |
| Included Components | Rear Derailleur |
| Item Dimensions L x W x H | 25.4L x 17.8W x 7.6H centimeters |
| Item Weight | 1 Pounds |
| Item weight | 1 Pounds |
| 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

![Shimano 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

### ⭐⭐⭐⭐⭐ Le respect du produit
*by J***D on 23 October 2025*

Très bonne qualité prix et emballage très sérieux livraison très rapide félicitations

## 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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---

*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-07-21*