Shifters
Shimano Shimano Altus ST-EF505-L Shift / Brake Lever
Left · 3-speed front shift + hydraulic brake
Requires companion components
Individual left shift/brake lever requires the compatible opposite-side control.
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 Lifestyle Active shift lever specificationsManufacturerSource checked Jul 29, 2026Evidence reviewed Jul 29, 2026
- Shimano current MTB component ordering catalogManufacturerSource checked Jul 29, 2026Evidence reviewed Jul 29, 2026
- Shimano current drivetrain compatibility tablesManufacturerSource checked Jul 29, 2026Evidence reviewed Jul 29, 2026
Technical data
Specifications
- Speeds
- 8-speed
- Supported speeds
- 8-speed
- Compatible drivetrain families
- Shimano MTB/Lifestyle HG mechanical 8-speed
- Front drivetrain groups
- Shimano Acera Altus 3x8
- Front speeds
- 3x
- Shift actuation
- Mechanical
- Control style
- Flat Bar Trigger
- Brake control interface
- Hydraulic Mineral Oil
- Control clamp diameter
- 22.2 mm
- Included control sides
- Left
- Left control functions
- Brake, Front Shift