The Shimano GRX RX400 front derailleur offers lighter front shifting operation and easier setup thanks to the new link construction and integrated cable tensioner. It features a 2.5mm outboard chain line design to allow wider tire clearance for mixed-terrain riding.

- Ergonomic power curve
- Integrated cable tension adjustment
- Natural stroke feeling
- Chainline +2.5 mm vs. conventional road FD
- Compatible with up to 42 mm tires
- More cable routing options
- Lighter front shifting
- Wider tire clearance
- Precise and easy front derailleur adjustment