---
product_id: 347740215
title: "SHIMANO XT RD-M8100-SGS RD-M8120-SGS 12-Speed Rear Derailleur, Long Cage, Black"
brand: "shimano"
price: "€ 221.32"
currency: EUR
in_stock: true
url: https://www.desertcart.nl/products/347740215-shimano-xt-rd-m8100-sgs-rd-m8120-sgs-12-speed
store_origin: NL
region: Netherlands
---

# Long cage for wide gear range Silent drivetrain with bumper 12-speed precision shifting SHIMANO XT RD-M8100-SGS RD-M8120-SGS 12-Speed Rear Derailleur, Long Cage, Black

**Brand:** shimano
**Price:** € 221.32
**Availability:** ✅ In Stock

## Summary

> ⚡ Shift like a pro, ride like a legend.

## Quick Answers

- **What is this?** SHIMANO XT RD-M8100-SGS RD-M8120-SGS 12-Speed Rear Derailleur, Long Cage, Black by shimano
- **How much does it cost?** € 221.32 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/347740215-shimano-xt-rd-m8100-sgs-rd-m8120-sgs-12-speed)

## 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

- • **Whisper-Quiet Performance:** Innovative tension reduction and bumpers minimize drivetrain noise for a stealthy ride.
- • **Seamless 12-Speed Shifting:** Experience lightning-fast, shockless gear changes that keep you ahead of the pack.
- • **Sleek Low-Profile Black Finish:** Modern aesthetics meet durable construction, making your bike look as sharp as it performs.
- • **Long Cage Design for Versatility:** Handle a wide range of gears effortlessly, perfect for varied terrains and challenges.
- • **Maximized Efficiency with 13T Pulleys:** Large pulleys reduce friction, delivering smoother rides and less energy loss.

## Overview

The Shimano Deore XT RD-M8100-SGS/RD-M8120-SGS is a high-performance 12-speed long cage rear derailleur designed for BMX and versatile cycling. Featuring large 13T pulleys for enhanced efficiency, a low-profile design for reduced impact, and noise-dampening technology, it ensures fast, smooth, and silent gear changes. Lightweight and durable, it’s engineered to elevate your ride across all terrains.

## Description

XT RD-M8100-SGS RD-M8120-SGS 12-Speed Rear Derailleur, Long Cage, Black

## Features

- Fast, shockless shifting and low-profile design.
- Large 13T pulleys increase efficiency.
- Decreased tension in low gear and added bumper improve drivetrain silence.
- 12-speed rear.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Product dimensions | 17.8L x 17.8W x 12.7H centimeters |
| Manufacturer | Shimano Deore XT |
| UPC | 192790443645 |
| Global Trade Identification Number | 04550170443641 |
| Age Range | Adult |
| Bike Type | BMX Bike |
| Color | Black |
| Size | SGS - long |
| Style | Flat |
| Weight | 1 Pounds |
| Material Type | Other |
| Number of Items | 1 |
| Sport | Cycling |
| Included Components | Shimano Deore XT |
| Batteries Included? | No |
| Department | Unisex |
| Item model number | 587830 |
| ASIN | B07SWQZB46 |

## Product Details

- **Brand:** SHIMANO
- **Colour:** Black
- **Material:** Other
- **League:** Shimano
- **Mounting type:** Braze-On Mount

## Images

![SHIMANO XT RD-M8100-SGS RD-M8120-SGS 12-Speed Rear Derailleur, Long Cage, Black - Image 1](https://m.media-amazon.com/images/I/51K46DNzSPL.jpg)

## Available Options

This product comes in different **Size** options.

## Frequently Bought Together

- SHIMANO XT RD-M8100-SGS RD-M8120-SGS 12-Speed Rear Derailleur, Long Cage, Black
- Shimano XT SL-M8100-L Right Clamp-Band 12-Speed Shifter, Black
- SHIMANO Xt Cs-M8100 12-Speed Cassette

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.nl/products/347740215-shimano-xt-rd-m8100-sgs-rd-m8120-sgs-12-speed](https://www.desertcart.nl/products/347740215-shimano-xt-rd-m8100-sgs-rd-m8120-sgs-12-speed)

---

*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-01-27*