Shifters
Shimano SW-M8050-L / SW-M8050-R
SW-M8050-L + SW-M8050-R package
Compatibility: reviewed
Known specifications can be used by the compatibility engine.
Retailer offers
Where to Buy
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Technical data
Specifications
- Speeds
- 12-speed
- Compatible drivetrain families
- Shimano Di2 MTB 2x11, Shimano Di2 MTB/gravel 1x11, Shimano Di2 gravel 2x11
- Shift actuation
- Electronic
- Electronic shift system
- Shimano DI2 SD50
- Compatible electronic shift systems
- Shimano DI2 SD50
- Electronic connection
- Wired
- Control style
- Flat Bar Trigger
- Included control sides
- Left
- Left control functions
- Front Shift, Rear Shift
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 18, 2026
- Compatibility review
- Reviewed Aug 18, 2026
Approved technical sources
- ISWM8050 exact current Shimano sale package
- si.shimano.com/pdfs/compliance/pmi/Packaging%20Labelling%20Information_Italy_BC_20231016.pdfManufacturerSource checked Aug 18, 2026Evidence reviewed Aug 18, 2026
- SW-M8050-L / SW-M8050-R Shimano Di2 system compatibility
- productinfo.shimano.com/en/compatibility/C-473ManufacturerSource checked Aug 18, 2026Evidence reviewed Aug 18, 2026
- SW-M8050-L / SW-M8050-R official Shimano specifications
- productinfo.shimano.com/en/spec/mtb-di2-spec-shift-switchManufacturerSource checked Aug 18, 2026Evidence reviewed Aug 18, 2026