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