Product Details

Hydraulic 2-piston brake caliper Shimano GRX BR-RX400 for Flat-Mount and L03A Resin disc pads with fin. The GRX brake calipers have a design similar to Shimano Flat Mount models from the road bike sector and deliver equally high braking performance.

  • 2 piston brake caliper
  • Brake Caliper for flat mount
  • Rotor: 140 mm, 160 mm, 180 mm (recommended: RT-MT800, SM-RT800)
  • Includes brake adapter for front 140/160 + 160/180 mm (only for front)
  • Easy and clean bleeding system
  • For mineral oil
  • Recommended brake hose: SM-BH90-JK-SSR
  • 2 mounting bolts for front included. [Rear mounting requires frame specific mounting bolts
  • Weight: 124g caliper only, 141g inc adapter

About Shimano
Established in Japan in 1921, Shimano is the worlds largest bicycle component manufacturer. Whether it be drive systems, brakes, pedals or shoes, Shimano stands for reliable quality and performance. From Road & Gravel to Mountain, Touring & Urban use, Mechanical or Electric.

Product Code IBRRX810F6RF
Other products by Shimano
$126.50
RRP $139.50 | Save 9%
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Flat Mount [w/Adapter] $126.50 $139.50 In stock
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Product Details

Hydraulic 2-piston brake caliper Shimano GRX BR-RX400 for Flat-Mount and L03A Resin disc pads with fin. The GRX brake calipers have a design similar to Shimano Flat Mount models from the road bike sector and deliver equally high braking performance.

  • 2 piston brake caliper
  • Brake Caliper for flat mount
  • Rotor: 140 mm, 160 mm, 180 mm (recommended: RT-MT800, SM-RT800)
  • Includes brake adapter for front 140/160 + 160/180 mm (only for front)
  • Easy and clean bleeding system
  • For mineral oil
  • Recommended brake hose: SM-BH90-JK-SSR
  • 2 mounting bolts for front included. [Rear mounting requires frame specific mounting bolts
  • Weight: 124g caliper only, 141g inc adapter

About Shimano
Established in Japan in 1921, Shimano is the worlds largest bicycle component manufacturer. Whether it be drive systems, brakes, pedals or shoes, Shimano stands for reliable quality and performance. From Road & Gravel to Mountain, Touring & Urban use, Mechanical or Electric.