Shifters
Shimano Shimano CUES BL-U8000 Brake Lever
Left hydraulic brake lever
Requires companion components
Individual left brake lever requires a compatible caliper and opposite-side controls.
Compatibility: reviewed
Known specifications can be used by the compatibility engine.
Retailer offers
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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
- Jul 29, 2026
- Compatibility review
- Reviewed Jul 29, 2026
Approved technical sources
- Shimano I-SPEC control compatibility C-738ManufacturerSource checked Jul 29, 2026Evidence reviewed Jul 29, 2026
- Shimano Lifestyle Active brake lever specificationsManufacturerSource checked Jul 29, 2026Evidence reviewed Jul 29, 2026
- Shimano current lifestyle component ordering catalogManufacturerSource checked Jul 29, 2026Evidence reviewed Jul 29, 2026
- Shimano hydraulic brake compatibility C-186ManufacturerSource checked Jul 29, 2026Evidence reviewed Jul 29, 2026
Technical data
Specifications
- Control style
- Flat Bar Brake Lever
- Brake control interface
- Hydraulic Mineral Oil
- Compatible brake hoses
- Sm-Bh90-Sbm
- Control clamp diameter
- 22.2 mm
- Included control sides
- Left
- Left control functions
- Brake