---
product_id: 15977308
title: "Shimano RD-M640 Zee Shadow Plus 10 Speed Rear Derailleur"
brand: "shimano"
price: "B/.14"
currency: PAB
in_stock: false
url: https://www.desertcart.com.pa/products/15977308-shimano-rd-m640-zee-shadow-plus-10-speed-rear-derailleur
store_origin: PA
region: Panama
---

# Aluminum build with sealed bearings Shadow Plus tech for quiet, stable ride 10-speed Dyna-Sys compatibility Shimano RD-M640 Zee Shadow Plus 10 Speed Rear Derailleur

**Brand:** shimano
**Price:** B/.14
**Availability:** ❌ Out of Stock

## Summary

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

## Quick Answers

- **What is this?** Shimano RD-M640 Zee Shadow Plus 10 Speed Rear Derailleur by shimano
- **How much does it cost?** B/.14 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.com.pa](https://www.desertcart.com.pa/products/15977308-shimano-rd-m640-zee-shadow-plus-10-speed-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

- • **Pro-Level Clutch Control:** Shadow Plus cage tensioner slashes chain bounce and noise for flawless downhill dominance.
- • **Low-Profile Stealth Design:** Slim Shadow silhouette minimizes frame contact and keeps your drivetrain sleek and snag-free.
- • **Precision 10-Speed Shifting:** Optimized Dyna-Sys cable pull ensures crisp, reliable gear changes every ride.
- • **Durable Aluminum Craftsmanship:** Lightweight yet bulletproof aluminum body with sealed bearing pulleys for long-lasting smoothness.
- • **Effortless Installation & Compatibility:** Direct mount braze-on design fits seamlessly with Shimano 10-speed mountain drivetrains.

## Overview

The Shimano RD-M640 Zee Shadow Plus is a rugged, aluminum 10-speed rear derailleur featuring Shadow Plus technology for reduced chain slap and noise. Designed for Dyna-Sys mountain drivetrains, it offers smooth, precise shifting with sealed bearing pulleys and a low-profile design that enhances durability and performance on demanding trails.

## Description

Dyna-Sys specific cable pull for (HG-X) 10 speed mountain drivetrains, improved cable routing, shadow design help eliminate drop out contact. Direct mount frame compatible. Aluminum construction with sealed bearing 11-tooth guide pulley. Shadow plus cage tensioner to help eliminate chain bounce and quiet down the drivetrain.

## Features

- Shadow Plus technology keeps the low profile shape reducing chainstay and other contact, and adds a chain tensioning device reducing noise and dropped chains
- Compatible with Dyna-Sys 10 speed Shimano products
- Aluminum construction with sealed bearing pulleys
- 4 fluoric coated link pivot bushings for smooth operation
- Shimano Reference Number: RD-M640

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B007Q4P7UQ |
| Best Sellers Rank | #436,275 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #399 in Rear Bike Derailleurs |
| Brand | SHIMANO |
| Brand Name | SHIMANO |
| Case Material Type | Aluminum |
| Color | One Color |
| Customer Reviews | 4.6 out of 5 stars 228 Reviews |
| Global Trade Identification Number | 00689228305328 |
| Included Components | Rear Derailleur |
| Item Dimensions L x W x H | 13"L x 9.5"W x 5"H |
| Item Weight | 13.6 ounces |
| Manufacturer | Shimano |
| Manufacturer Part Number | IRDM640SSW |
| Material | Aluminum |
| Material Type | Aluminum |
| Model Number | 153102 |
| Mount Type | Braze-On Mount |
| Mounting Type | Braze-On Mount |
| Number of Items | 1 |
| Number of Teeth | 25 |
| Product Dimensions | 13"L x 9.5"W x 5"H |
| UPC | 689228305328 |
| Unit Count | 1 Count |
| Warranty Description | Limited Warranty |

## Product Details

- **Brand:** SHIMANO
- **Color:** One Color
- **Material:** Aluminum
- **Mounting Type:** Braze-On Mount
- **Product Dimensions:** 13"L x 9.5"W x 5"H

## Images

![Shimano RD-M640 Zee Shadow Plus 10 Speed Rear Derailleur - Image 1](https://m.media-amazon.com/images/I/613VHFTmr-L.jpg)
![Shimano RD-M640 Zee Shadow Plus 10 Speed Rear Derailleur - Image 2](https://m.media-amazon.com/images/I/61rPl1vwx3L.jpg)

## Frequently Bought Together

- Shimano RD-M640 Zee Shadow Plus 10 Speed Rear Derailleur
- Shimano SL-M640 Zee 10 Speed Shifter
- Shimano HG50 10 Speed Mountain Bike Cassette 11-36T

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**Shop now:** [https://www.desertcart.com.pa/products/15977308-shimano-rd-m640-zee-shadow-plus-10-speed-rear-derailleur](https://www.desertcart.com.pa/products/15977308-shimano-rd-m640-zee-shadow-plus-10-speed-rear-derailleur)

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*Product available on Desertcart Panama*
*Store origin: PA*
*Last updated: 2026-10-01*