Shifters
Shimano Shimano ST-U2030-R Right Shift / Brake Lever
Right · 8-speed rear shift / brake
Requires companion components
Independently sold right control requires a compatible left brake control.
Compatibility: reviewed
Known specifications can be used by the compatibility engine.
Retailer offers
Where to Buy
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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 CUES drop-bar shift/brake specificationsManufacturerSource checked Jul 29, 2026Evidence reviewed Jul 29, 2026
- Shimano current component ordering catalogManufacturerSource checked Jul 29, 2026Evidence reviewed Jul 29, 2026
- Shimano rear drivetrain compatibility C-454ManufacturerSource checked Jul 29, 2026Evidence reviewed Jul 29, 2026
Technical data
Specifications
- Speeds
- 8-speed
- Supported speeds
- 8-speed
- Compatible drivetrain families
- Shimano ESSA mechanical 1x8
- Shift actuation
- Mechanical
- Control style
- Drop Bar Integrated
- Brake control interface
- Short Pull Cable
- Control clamp diameter
- 23.8 mm
- Included control sides
- Right
- Right control functions
- Brake, Rear Shift