Cranksets
microSHIFT Sword Black 1x 40T Square Taper Crankset
FC-G7900-40 170mm
Compatibility: reviewed
Known specifications can be used by the compatibility engine.
Retailer offers
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Technical data
Specifications
- Crank spindle
- Square Taper
- Required BB spindle length
- 113 mm
- Drivetrain family
- microSHIFT Sword Black / ADVENT 9-speed
- Chainring combination
- 40T
- Chainline
- 50 mm
- Crank arm length
- 170 mm
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 28, 2026
- Compatibility review
- Reviewed Aug 28, 2026
Approved technical sources
- microSHIFT FC-G7900-40 official labeled model facts
- microshift.com/models/fc-g7900-40ManufacturerSource checked Aug 28, 2026Evidence reviewed Aug 28, 2026
- microSHIFT official store exact package BXFCG79004070
- shop.microshift.com/products/sword-black-1x-crankset.jsManufacturerSource checked Aug 1, 2026Evidence reviewed Aug 1, 2026
- microSHIFT sword-black-crank-manual spindle evidence
- microshift.com/wp-content/uploads/2024/06/FC002-Sword-Black-Crankset-Manual.pdfManufacturerSource checked Aug 1, 2026Evidence reviewed Aug 1, 2026