Skip to content
Free Delivery Over £50 | 90-Day Returns | Independent & Rider-Owned Since 2008
  • Shimano GRX RX800 2 x 11 Groupset

Description

Shimano GRX Kit Overview

Shimano GRX, designed with gravel-specific ergonomics, optimized gearing, and rugged reliability, offers a quiet, stable drivetrain suited for unpaved adventures. This premium series provides outstanding performance and value with ergonomic designs and gravel-centric gearing.

These are fully boxed UK products.

Included Parts:

Cassette: Shimano Ultegra CS-R8000 11-Speed Road Bike Cassette

  • Lightweight 11-speed HG-EV cassette with rigid alloy sprocket carrier for reduced weight and improved shifting performance
  • Suitable for road and gravel bikes
  • Hyperglide EV sprockets for precise shifting and reduced wear
  • Compatible with Shimano HG-style freehubs
  • Wide gear range to suit all riding styles
  • Compatible with 11-speed HG-EV or HG-X11 chains

 

Chainset: Shimano GRX FC-RX810 11-Speed Double Chainset

  • Optimum gearing for mixed terrains with gravel gear ratios to maintain rhythm over rough surfaces
  • Wider range front system with 17T front range
  • Gear combination: 48-31T

 

Chain: Shimano 105 5800 / SLX M7000 CN-HG601 11-Speed Chain

  • 116 links with hardened plates and Shimano-designed quick link
  • Narrow, lightweight HG-EV design for durability and smooth shifts
  • Sil-Tec surface treatment for reduced friction and increased lifespan
  • Weight: 257g

 

Front Derailleur: Shimano GRX FD-RX810 11-Speed Double Front Mech

  • Fast, precise shifting performance with wider tire clearance due to a 2.5mm chainline adjustment
  • Braze-on fit; compatible with 11-speed HG chains
  • Wide range 17T capacity, 46-50T outer chainring
  • Weight: 96g

 

Rear Derailleur: Shimano GRX FD-RX810 11-Speed Shadow+ Double Rear Mech

  • Silent and uninterrupted shifting on rough terrain with adjustable chain stabilizer
  • SHIMANO SHADOW RD+ design with gravel-tuned clutch tension
  • Toggle clutch ON/OFF and stabilizer switch for terrain adaptability
  • Maximum front difference: 17T; top sprocket: 11T; low sprocket: Max 34T, Min 30T
  • Total capacity: 40T

 

Shifter/Brake: Shimano GRX ST-RX810/BR-RX810 11-Speed STI Lever & Disc Brake

  • GRX hydraulic disc brakes provide control, modulation, and power with minimal effort
  • Raised hood design prevents hand misalignment, while anti-slip texture enhances grip
  • Weight: 306g

 

Genuine new, boxed Shimano product (not OEM parts) - Biketart are proud official Shimano stockists. 

Shimano GRX RX800 2 x 11 Groupset

Shimano GRX Kit Overview

Shimano GRX, designed with gravel-specific ergonomics, optimized gearing, and rugged reliability, offers a quiet, stable drivetrain suited for unpaved adventures. This premium series provides outstanding performance...

Sale price £749.00 Regular price RRP £1,194.93 SAVE 37%
Shimano GRX FC-RX810 11 Speed Double Chainset (Size)

Shimano Ultegra CS-R8000 11-Speed Road Bike Cassette (Size)

In stock with supplier: despatched in 2-3 days

90 Day Returns -

Description

Shimano GRX Kit Overview

Shimano GRX, designed with gravel-specific ergonomics, optimized gearing, and rugged reliability, offers a quiet, stable drivetrain suited for unpaved adventures. This premium series provides outstanding performance and value with ergonomic designs and gravel-centric gearing.

These are fully boxed UK products.

Included Parts:

Cassette: Shimano Ultegra CS-R8000 11-Speed Road Bike Cassette

  • Lightweight 11-speed HG-EV cassette with rigid alloy sprocket carrier for reduced weight and improved shifting performance
  • Suitable for road and gravel bikes
  • Hyperglide EV sprockets for precise shifting and reduced wear
  • Compatible with Shimano HG-style freehubs
  • Wide gear range to suit all riding styles
  • Compatible with 11-speed HG-EV or HG-X11 chains

 

Chainset: Shimano GRX FC-RX810 11-Speed Double Chainset

  • Optimum gearing for mixed terrains with gravel gear ratios to maintain rhythm over rough surfaces
  • Wider range front system with 17T front range
  • Gear combination: 48-31T

 

Chain: Shimano 105 5800 / SLX M7000 CN-HG601 11-Speed Chain

  • 116 links with hardened plates and Shimano-designed quick link
  • Narrow, lightweight HG-EV design for durability and smooth shifts
  • Sil-Tec surface treatment for reduced friction and increased lifespan
  • Weight: 257g

 

Front Derailleur: Shimano GRX FD-RX810 11-Speed Double Front Mech

  • Fast, precise shifting performance with wider tire clearance due to a 2.5mm chainline adjustment
  • Braze-on fit; compatible with 11-speed HG chains
  • Wide range 17T capacity, 46-50T outer chainring
  • Weight: 96g

 

Rear Derailleur: Shimano GRX FD-RX810 11-Speed Shadow+ Double Rear Mech

  • Silent and uninterrupted shifting on rough terrain with adjustable chain stabilizer
  • SHIMANO SHADOW RD+ design with gravel-tuned clutch tension
  • Toggle clutch ON/OFF and stabilizer switch for terrain adaptability
  • Maximum front difference: 17T; top sprocket: 11T; low sprocket: Max 34T, Min 30T
  • Total capacity: 40T

 

Shifter/Brake: Shimano GRX ST-RX810/BR-RX810 11-Speed STI Lever & Disc Brake

  • GRX hydraulic disc brakes provide control, modulation, and power with minimal effort
  • Raised hood design prevents hand misalignment, while anti-slip texture enhances grip
  • Weight: 306g

 

Genuine new, boxed Shimano product (not OEM parts) - Biketart are proud official Shimano stockists. 

Customer Reviews

You may also like