£243.92

This is the most expensive it has ever been. Walk away.

£244 today · previous high £244 · all-time low £215

SHIMANO Shimano GRX RD-RX817 Di2 11-Speed Rear Derailleur - Black

Amazon

Price History & Forecast

Grey patches = out of stock. Cheaper = lower on the chart. Hover for exact prices.

Last 47 days · 47 data points (no recent data)

Historical
Generating forecast…
£243.92 £212.11 £219.05 £225.99 £232.93 £239.87 £246.81 19 July 2026 30 July 2026 11 August 2026 22 August 2026 03 September 2026
View at Amazon ↗

Black, RDRX817

Price data last checked 44 day(s) ago - refreshing...

NEW HERE?

Amazon shows you one price. We show you all of them.

Tosheroon watches Amazon prices so you don't have to. Every product on Amazon has a price history — we make it visible. Set the price you'd actually pay, and we'll email you the second it gets there. No app, no account, one email.

WHAT'S ON THIS PAGE

↑ Price chart
when this has been cheap or pricey
↑ Forecast
where the price is heading next
↓ Statistics
all-time high & low, recent range
↑ Price alert
name your number, we'll email you

Price Distribution

Price distribution over 47 days • 4 price levels

Days at Price
Current Price
33 days 7 days 4 days 3 days · current 0 8 17 25 33 £215 £238 £239 £244 Days at Price

Price Analysis

Most common price: £215 (33 days, 70.2%)

Price range: £215 - £244

Price levels: 4 different prices over 47 days

Description
Upgrade your gravel setup with the Shimano GRX RD-RX817 Di2 rear derailleur. Designed specifically for 1x11 speed drivetrains, this electronic derailleur provides precise and reliable shifting even on the most demanding adventure terrains. The integrated Shadow+ design helps reduce chain wobble and noise, ensuring a smoother and quieter ride throughout your journey. Built for performance and durability, this medium GS model is compatible with cassettes up to 42T. This allows you to find the perfect gear range for various riding conditions. Whether you are tackling steep climbs or technical trails, the RD-RX817 offers the reliability needed for serious gravel cycling.

Key Features

The Shimano GRX RD-RX817 Di2 features an 11-speed electronic system for precise shifting during gravel adventures.

Shadow+ technology in this rear derailleur reduces chain movement and noise for a quieter riding experience.

This RD-RX817 GS medium model supports cassettes up to 42T to ensure the right gear ratios for any terrain.

Designed for 1x11 speed drivetrains, this direct mounting derailleur provides reliable performance for single chainring setups.

The Shimano GRX RD-RX817 is built with durable and lightweight materials to support high-performance cycling.

Product Specifications
Brand
SHIMANO
Model
RDRX817
Colour
Black
Size
Gs - Medium
ASIN
B07RRPKB5D
Category
Sports & Outdoors > Sports > Cycling > Components & Parts > Derailleurs & Parts > Rear Derailleurs
Domain
Amazon UK
Listed Since
25 May 2019

Barcode

No barcode data available