Shimano GRX RX825 Brake Lever Left - Black

The Shimano GRX BL-RX825-L is the left hydraulic brake lever designed for gravel riders seeking the cleanest setup and maximum control from their Shimano GRX system. As part of the latest wireless GRX Di2 1x12 lineup, this lever is dedicated solely to braking—no shift buttons—saving approximately 19.5 g compared to the Dual Control equivalent. The raised GRX hoods, ribbed contact surfaces, and an anti-slip blade enhance grip and comfort on rough terrain and in wet weather. Optimized for flared drop bars, it delivers powerful, quiet hydraulic disc braking with confident modulation—perfect for long descents, loaded bikepacking, and fast gravel racing within your Shimano GRX groupset.

- The Shimano GRX BL-RX825-L provides powerful hydraulic disc braking for gravel bikes with confident modulation and quiet performance.
- This left brake lever integrates seamlessly with the Shimano GRX RX825 wireless Di2 ecosystem for modern 1x12 gravel drivetrains.
- A brake-only layout eliminates shift buttons for a cleaner cockpit and saves about 19.5 g compared to the ST-RX825 Dual Control option.
- Raised GRX hoods with ribbed textures and an anti-slip blade enhance grip and control in rain, mud, and rough terrain.
- Ergonomics are optimized for wide flared drop bars to boost stability and comfort during long descents.
- The lever pairs perfectly with a Shimano GRX groupset for a cohesive braking feel and easy service with Shimano mineral oil.
- Durable construction and proven Shimano seals provide low-maintenance reliability for bikepacking, commuting, and gravel racing.
- Compatibility with Shimano flat-mount calipers ensures straightforward installation in a Shimano gravel group setup.
- Ideal for riders upgrading a GRX groupset who desire Di2 1x12 readiness without the complexity of integrated shifting.

Specifications
Brand: Shimano
Model: GRX RX825
Type: Hydraulic disc brake
Speed: 12S
Hose Length: 1m
Clamp Diameter: 23.8 - 24.2mm
Brake Fluid: Shimano mineral oil
Caliper Mount Type: Flat mount
Pistons: 2
Color: Black