---
product_id: 452041433
title: "SHIMANO Ultegra Fc-R8100 Crankset Grey, 172.5Mm, 50-34T"
brand: "shimano"
price: "491224CFA"
currency: XOF
in_stock: true
category: "Shimano"
url: https://www.desertcart.sn/products/452041433-shimano-ultegra-fc-r8100-crankset-grey-172-5mm-50-34t
store_origin: SN
region: Senegal
---

# 172.5mm arm length 12-speed hyperglide tech Hollowtech aluminum arm SHIMANO Ultegra Fc-R8100 Crankset Grey, 172.5Mm, 50-34T

**Brand:** shimano
**Price:** 491224CFA
**Availability:** ✅ In Stock

## Summary

> 🚴‍♂️ Shift into the future with Shimano Ultegra precision!

## Quick Answers

- **What is this?** SHIMANO Ultegra Fc-R8100 Crankset Grey, 172.5Mm, 50-34T by shimano
- **How much does it cost?** 491224CFA with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/452041433-shimano-ultegra-fc-r8100-crankset-grey-172-5mm-50-34t)

## 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

- • **Sleek Grey Finish:** Turn heads with a modern, minimalist aesthetic that complements any high-end road bike setup.
- • **Easy Upgrade Compatibility:** Standard 24mm shell ensures effortless swaps from 11-speed groups, future-proofing your ride.
- • **Precision 12-Speed Shifting:** Experience seamless gear transitions with Shimano’s latest hyperglide technology, engineered for the ultimate road performance.
- • **Optimized 172.5mm Arm Length:** Perfectly balanced for professional riders seeking efficient cadence and control on every paved road.
- • **Lightweight Hollowtech Aluminum:** Ride faster and longer with a durable yet featherlight crank arm designed to optimize power transfer.

## Overview

The SHIMANO Ultegra FC-R8100 Crankset in grey features a 172.5mm hollowtech aluminum arm and a 50-34T chainring setup, delivering smooth 12-speed shifting with hyperglide technology. Designed for road cyclists, it offers lightweight durability and easy compatibility with existing Shimano 24mm bottom brackets, making it a top-tier choice for performance-focused riders.

## Description

12-speeds of range and a host of hyperglide technologies comes standard on the Shimano Ultegra FC-R8100 Crankset. This new offering from Shimano continues the sleek look and gets us cruising down old loops and new roads. The 12-speeds of range is new to Shimano lineup and gets a quality crank to match. The 24mm shell is standard on Shimano and doesn't change with the new generation, allowing for easy swaps from our 11-speed groups.

## Features

- Arm Material: Hollowtech aluminum
- Arm Length: 160mm, 165mm, 172.5mm, 175mm
- Chainring Sizes: 50-34t, 52-36t
- Bolt Circle Diameter: 110
- Bolts: 4

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0B1F98PPQ |
| Additional Features | Portable |
| Age Range (Description) | Adult |
| Age Range Description | Adult |
| Best Sellers Rank | #815,131 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #899 in Bike Cranksets |
| Bicycle Drivetrain Type | Chain drive |
| Bike Type | Road Bike |
| Brand | SHIMANO |
| Brand Name | SHIMANO |
| Color | Grey |
| Customer Reviews | 5.0 out of 5 stars 6 Reviews |
| Included Components | Crankset |
| Intended Riding Terrain | Paved Roads |
| Item Weight | 2.9 pounds |
| Manufacturer | Shimano |
| Model Name | Ultegra FC-8100 12-Speed Crankset |
| Model Number | Shimano |
| Model Year | 2000 |
| Number Of Speeds | 12 |
| Number of Speeds | 12 |
| Power Source | Battery Powered |
| Size | 172.5mm, 50-34T |
| Specific Uses For Product | Crankset |
| Style Name | Crankset |
| Suspension Type | Dual |
| UPC | 192790894089 |
| Unit Count | 1 Count |
| Warranty Description | Limited Warranty |

## Product Details

- **Age Range (Description):** Adult
- **Bike Type:** Road Bike
- **Brand:** SHIMANO
- **Color:** Grey
- **Included Components:** Crankset
- **Number of Speeds:** 12
- **Size:** 172.5mm, 50-34T
- **Special Feature:** Portable
- **Specific Uses For Product:** Crankset
- **Suspension Type:** Dual

## Images

![SHIMANO Ultegra Fc-R8100 Crankset Grey, 172.5Mm, 50-34T - Image 1](https://m.media-amazon.com/images/I/61fgDeMZGDL.jpg)
![SHIMANO Ultegra Fc-R8100 Crankset Grey, 172.5Mm, 50-34T - Image 2](https://m.media-amazon.com/images/I/61+FWmqfl2L.jpg)
![SHIMANO Ultegra Fc-R8100 Crankset Grey, 172.5Mm, 50-34T - Image 3](https://m.media-amazon.com/images/I/51vyeBBAGlL.jpg)

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**Shop now:** [https://www.desertcart.sn/products/452041433-shimano-ultegra-fc-r8100-crankset-grey-172-5mm-50-34t](https://www.desertcart.sn/products/452041433-shimano-ultegra-fc-r8100-crankset-grey-172-5mm-50-34t)

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*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-09-02*