---
product_id: 24427032
title: "Shimano Ultegra 6870 Di2 and 6800 Rear Derailleur B-Axle Assembly"
brand: "shimano"
price: "₨14644"
currency: LKR
in_stock: true
reviews_count: 1
url: https://www.desertcart.lk/products/24427032-shimano-ultegra-6870-di2-and-6800-rear-derailleur-b-axle
store_origin: LK
region: Sri Lanka
---

# Precision-engineered B-Axle Lightweight 22.68g for seamless repairs Compatible with Ultegra 6870 Di2 & 6800 Shimano Ultegra 6870 Di2 and 6800 Rear Derailleur B-Axle Assembly

**Brand:** shimano
**Price:** ₨14644
**Availability:** ✅ In Stock

## Summary

> ⚙️ Upgrade your ride with precision – don’t let a worn axle slow you down!

## Quick Answers

- **What is this?** Shimano Ultegra 6870 Di2 and 6800 Rear Derailleur B-Axle Assembly by shimano
- **How much does it cost?** ₨14644 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/24427032-shimano-ultegra-6870-di2-and-6800-rear-derailleur-b-axle)

## 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

- • **Durable Build:** Engineered by Shimano for long-lasting performance and durability
- • **Effortless Repairs:** Ideal replacement part to get your drivetrain back to peak condition fast
- • **Precision Engineering:** Crafted for smooth, reliable gear shifts every ride
- • **Seamless Compatibility:** Perfect fit for Shimano Ultegra RD-6870 Di2 & RD-6800 rear derailleurs
- • **Ultra-Lightweight Design:** Weighs just 22.68 grams to keep your bike agile and responsive

## Overview

The Shimano Ultegra 6870 Di2 and 6800 Rear Derailleur B-Axle Assembly is a lightweight, precision-engineered replacement part designed to restore optimal shifting performance on Shimano Ultegra rear derailleurs. Weighing just 22.68 grams, it ensures durability and seamless compatibility for professional-grade cycling repairs.

## Description

Shimano Miscellaneous Rear Derailleur PartsFeatures:For repairs on Shimano Rear Dearailleur

Review: Five Stars - Works great!

## Features

- Shimano Ultegra RD-6870 Di2 and RD-6800 Rear Derailleur B-Axle Assembly

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B016MPPBRS |
| Best Sellers Rank | #1,213,938 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #1,193 in Rear Bike Derailleurs |
| Brand Name | SHIMANO |
| Customer Reviews | 5.0 5.0 out of 5 stars (2) |
| Date First Available | January 26, 2016 |
| Item Dimensions LxWxH | 4 x 2.5 x 0.75 inches |
| Item Package Dimensions L x W x H | 4 x 2.5 x 0.75 inches |
| Item Weight | 0.05 Pounds |
| Manufacturer | Shimano |
| Number of Items | 1 |
| Package Weight | 22.68 g |
| Part Number | Y5YC98010 |

## Images

![Shimano Ultegra 6870 Di2 and 6800 Rear Derailleur B-Axle Assembly - Image 1](https://m.media-amazon.com/images/I/51e-FDioQqL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Five Stars
*by E***E on May 8, 2018*

Works great!

## Frequently Bought Together

- Shimano Ultegra 6870 Di2 and 6800 Rear Derailleur B-Axle Assembly
- Shimano Ultegra/XT CN-HG701 11-Speed Chain W/Quick Liink

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**Shop now:** [https://www.desertcart.lk/products/24427032-shimano-ultegra-6870-di2-and-6800-rear-derailleur-b-axle](https://www.desertcart.lk/products/24427032-shimano-ultegra-6870-di2-and-6800-rear-derailleur-b-axle)

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*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-02-12*