Shimano GRX RX400 Flat Mount MTB Gravel Brake Calipers. Front or Rear.


In stock

Add to the wishlist


Shimano GRX RX400 Flat Mount MTB Gravel Brake Calipers

The new Shimano GRX RX400 Flat Mount Brake Calipers are aimed specifically at gravel bikes, giving you a welcome confidence boost to tackle off road and rougher terrain.

  • Excellent heat dissipation
  • Flat mount and anti-mud specification
  • Convenient tool access
  • Simple wheel replacement
  • Easy and clean bleeding system

The GRX caliper offer excellent heat dissipation which means consistent braking power even on the longest or roughest descents.  Fitting and maintenance are made simple and easy with convenient tool and an easy and clean bleeding system.  Please note that the Rotor and Adaptor are not included.