Shimano Ultegra BR-R8170 Hydraulic Disc Brake Caliper oneup All making the XX1 Eagle™

All making the XX1 Eagle™ shifter the rider's faithful and ultimate touchpoint for the curation of race or dream machine

or adventure riding in your own backyard

and available in bright yellow

technology and ultimate value

Shimano Ultegra BR-R8170 Hydraulic Disc Brake Caliper oneup All making the XX1 Eagle™To the delight of riders and mechanics alike, the new ULTEGRA BR R8170 caliper delivers enhanced modulation, a quieter brake system, and an easier than ever bleed process. The ULTEGRA R8170 disc brake caliper brings a new level of control to the road cycling world with enhanced modulation and a quicker initial braking point. Despite its smaller construction, the system is quieter than ever and easier to maintain. 10% wider pad clearance decreases