Shimano Ultegra R8170 Flat Mount Hydraulic Disc Brake Caliper - Front

Shimano also offers you excellent value for money with the components of the 8100 Ultegra series. In every detail you can see the years of experience of the Japanese. Regardless of functionality, durability or weight, top values are achieved everywhere.

The completely redesigned ULTEGRA BR-R8170 brake caliper brings a new level of control to the road bike world, with optimized modulation and unprecedented braking power. The new design minimizes brake judder. In addition, despite its compact size, this system is quieter and easier to maintain than ever before.

• Ultegra hydraulic road disc brake offer an ideal balance of light weight and efficient braking, making it the perfect choice for both enthusiast and competitive riders
  
• Front wheel use for flat mount forks with adapter to flip between 140 and 160 mm
  
• Oversized 22mm ceramic pistons optimized for heat insulation, lightweight and stiffness
  
• Opposed 2-piston design reduces leading effect and optimal pad wear increases braking control
  
• Increased pad to rotor clearance reduces the chance of rotor drag
  
• Direct flat mount and open design allows easy and quick wheel replacement
  
• Forged calliper design is lightweight and rigid
  
• One way internal fluid circuit makes bleeding easy
  
• Mineral oil brake fluid is non-corrosive and less hazardous than conventional hydraulic brake fluid
  
• Shim-less mounting bracket allows for quick installation and setting up
  
• Recommended for use with Ice Tech FREEZA Center Lock SM-MT800 rotors for optimum braking performance
  
• Comes complete with resin compound aluminium radiation fin pad further improves heat dissipation reducing brake surface temperature by 50 deg C
  
• Inline hose routing for low profile design
  
• Separate bleed port and valve screw for improved bleeding process

NOTE: Contrary to the illustrations, the brake caliper is supplied without a brake line.

Specifications:

• Used for: Road bike, gravel, cyclocross
  
• Material caliper: Aluminum
  
• Material flask: Ceramic
  
• Material fastening screws: Steel
  
• Number of pistons: 2
  
• Compatibility brake medium: Shimano mineral oil
  
• Compatibility brake lever: Shimano ST-R8170
  
• Compatibility brake line: SM-BH90-JK-SSR
  
• Brake pads: L05A-RF Resin with cooling fins
  
• Mounting: Flat mount
  
• Color: Gray
  
• Weight: 146g