Shimano GRX Di2 ST-RX815

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Product details

The Shimano GRX Di2 Dual-Control Lever offers light, responsive gear shifts for rides on mixed terrain. The ergonomic design of the lever enhances comfort, while the textured, non-slip brake lever increases control on rough surfaces. The Di2 version provides digitally precise gear changes and Shimano's Synchro-Shift system.

  • Improved grip and confidence on uneven surfaces and downhill.
  • Increased hood height to prevent misalignment and hand slippage.
  • Finger placement prevents upward slipping.
  • Non-slip texture of the brake lever.
  • More effective braking reduces fatigue on long rides.
  • Enhanced braking performance.
  • Higher brake lever axis and curved brake lever.

Speed: Rear: 11 speeds

Color: Color series

Cable length (mm): -

Hood length (mm) / Color: -

Affected countries: -

Packaging: Individual packaging.

Key specifications

Gearshift type
Braking circuit
Number of pinions
11 x
Item number
12959243

General information

Manufacturer
Shimano
Category
Gear levers + Shifters
Manufacturer no.
ISTRX815R
Release date
20/3/2020

Colour

Cable colour
Black

Material

Material group
Metal
Material
Aluminium

Shift lever features

Bike area of use
Gravel, Racing bikes
Gearshift type
Braking circuit
Model year
2020
Braking system
Hydraulic

Compatibility

Number of pinions
11 x
Number of chainrings
1 x

Mounting

Position
Right

Origin

Country of origin
France

Voluntary climate contribution

CO₂-Emission
Climate contribution

Product dimensions

Weight
186 g

Legal Notice

Product Safety

14-day cancellation right
30-day right of return
24 Months statutory warranty

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Reviews & Ratings

Statutory warranty score

How often does a product of this brand in the «Gear levers + Shifters» category have a defect within the first 24 months?

Source: Galaxus
  • 1.Shimano
    0,2 %
  • 2.Sram
    0,3 %

Statutory warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Galaxus
  • 1.Shimano
    0 days
  • 2.Sram
    8 days

Return rate

How often is a product of this brand in the «Gear levers + Shifters» category returned?

Source: Galaxus
  • 1.Shimano
    4,5 %
  • 2.Sram
    5 %
Source: Galaxus