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Serving cyclists
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Shimano GRX BR-RX400 Hydraulic Disc Brake Caliper

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$54.99-$60.99
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Never hesitate to tackle rough surfaces with Shimano's GRX BR-RX400 hydraulic disc brake caliper.

  • Shimano's ICE technology provides excellent heat dissipation
  • Caliper is designed to shed mud
  • An easy hose joint system (J-kit) means convenient tool access
  • Simple wheel replacement
  • One Way Bleeding technology offers an easy and clean bleeding system
  • Includes Shimano L03A resin brake pads
  • B-Stock - This product has one or more B-Stock units available. These units can be purchased at a discount (see option select). B-Stock units were returned from other customers and may have missing or damaged packaging materials. These units are otherwise as new. The full manufacturer warranty applies. Click Here for more information.

    Includes 140/160mm Adapter

    Brake Pad Type: Disc 

    Brake Type: Flat Mount Disc 

    Mfg PartNum: IBRRX400F6RF 

    Includes 25mm Fixing Bolt, No Adapter

    Mfg PartNum: IBRRX400RDRF 

    Brake Pad Type: Disc 

    Brake Type: Flat Mount Disc 

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    Try us today to see why so many of our customers come back again and again.

    *Orders received before 3:00PM Pacific time are shipped the same day (Mon-Sat). Orders over $50 are shipped free (USA only, excluding AK and HI). Some exceptions apply. See Shipping for details. 96