Shimano GRX FD-RX825 Di2 Front Derailleur - 2x12-Speed, Braze-on, Down Swing, For 46-48t Max, Black/Silver Independent Fabrication Welcome to the absolute pinnacle

Welcome to the absolute pinnacle of titanium road bikes

The "active" technology allows the saddle shell to flex slightly with the rider’s pelvis

gear changes are executed with unparalleled precision and efficiency

The 2018 Trek Procaliber 9

Shimano GRX FD-RX825 Di2 Front Derailleur - 2x12-Speed, Braze-on, Down Swing, For 46-48t Max, Black/Silver Independent Fabrication Welcome to the absolute pinnacleShimanos GRX RX825 Di2 2x 12 Speed front derailleur delivers quick and precise front shifting even under heavy loads. Designed for a wider, 17t gear range, it utilizes a +2. 5mm chainline for improved tire clearance. The FD RX825 is compatible with Full, Semi Synchronized shift modes as well as the new FRONT SHIFT NEXT function for greater rider customization.