Front derailleurs
microSHIFT ADVENT Front Derailleur 2×9
FD-T492B
Compatibility: reviewed
Known specifications can be used by the compatibility engine.
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Technical-source dates and retailer offer checks are separate. A retailer check does not validate compatibility.
Report a correction- Technical review
- Aug 1, 2026
- Compatibility review
- Reviewed Aug 1, 2026
Approved technical sources
- microSHIFT FD-T492B official labeled model factsManufacturerSource checked Jul 31, 2026Evidence reviewed Aug 1, 2026
Technical data
Specifications
- Supported speeds
- 9-speed
- Compatible drivetrain families
- microSHIFT ADVENT 9-speed
- Compatible chain families
- Shimano Mountain
- Front speeds
- 2x
- Shift actuation
- Mechanical
- Front derailleur mount
- Clamp Band
- Supported front derailleur clamp diameters
- 34.9 mm
- Minimum outer chainring
- 44T
- Maximum outer chainring
- 48T
- Total capacity
- 16T
- Minimum chainstay angle
- 63°
- Maximum chainstay angle
- 68°
- Chainline
- 48.8 mm