Brake levers
Shimano Shimano GRX BL-RX810-L Left Brake Lever
Left · hydraulic brake
Compatibility: reviewed
Known specifications can be used by the compatibility engine.
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Catalog trust
Evidence and freshness
Technical-source dates and retailer offer checks are separate. A retailer check does not validate compatibility.
Report a correction- Technical review
- Aug 6, 2026
- Compatibility review
- Reviewed Aug 6, 2026
Approved technical sources
- Shimano 2026 GRX component ordering catalogManufacturerSource checked Aug 6, 2026Evidence reviewed Aug 6, 2026
Technical data
Specifications
- Shift actuation
- Mechanical
- Control style
- Drop Bar Brake Lever
- Brake control interface
- Hydraulic Mineral Oil
- Control clamp diameter
- 23.8 mm
- Included control sides
- Left
- Left control functions
- Brake