Shimano

Shimano GRX Di2 ST-RX815 / BR-RX810 Hydraulic Disc Brake — Right/Rear, 11-Speed Di2, 1700mm, Gravel

The Shimano GRX ST-RX815 is an 11-speed Di2 drop-bar shift/brake lever for gravel, paired with a BR-RX810 flat-mount hydraulic caliper, pre-bled and ready to fit.

Gravel Di2 electronic shifting with hydraulic disc braking — genuine Shimano, brand new.

Will it fit? Right/rear 11-speed Di2 shift/brake lever with BR-RX810 flat-mount caliper, pre-bled with a 1700mm hose. For Shimano GRX/road Di2 11-speed flat-mount disc systems. Requires E-TUBE wiring (sold separately).

Key Specifications

Brand Shimano
Series GRX RX815 Di2
Model ST-RX815 / BR-RX810
MPN ST-RX815-R
Type Di2 Shift/Brake Lever + Caliper
Side Right / Rear
Speeds 11-Speed Di2
Mount Flat Mount
Hose 1700mm (pre-bled)
Fluid Mineral Oil
Weight 320 g (11.3 oz)
Color Black
Country of Origin Japan
Condition Brand new — original Shimano packaging

Technology Highlights

  • ✓  Di2 electronic 11-speed shifting.
  • ✓  Hydraulic disc braking with ServoWave.
  • ✓  Flat-mount BR-RX810 caliper, pre-bled.
  • ✓  Gravel-tuned ergonomics and grip.

What's in the Box

  • 1 × ST-RX815 Di2 right lever
  • 1 × BR-RX810 flat-mount caliper (1700mm hose, pre-bled)
  • Original Shimano packaging
Brand new in retail packaging. Ships from Ontario, California (US domestic) · Estimated delivery 3–5 business days · Free 30-day returns.
$299.99 USD
Regular price
Unit price
per

Pay in 4 interest-free installments of $133.12 with

Shimano GRX Di2 ST-RX815 / BR-RX810 Hydraulic Disc Brake — Right/Rear, 11-Speed Di2, 1700mm, Gravel
$299.99 USD
Regular price
Unit price
per

Shimano GRX Di2 ST-RX815 / BR-RX810 Hydraulic Disc Brake — Right/Rear, 11-Speed Di2, 1700mm, Gravel

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