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BREMBO 110A89730 reference image

BREMBO

BREMBO 110A89730 15RCS Brake Master Cylinder for 1-Inch Handlebars

$618.78

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INTERNATIONAL ORDERS

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Brembo 110A89730 is a 15RCS radial front brake master cylinder for compatible single-disc systems with 1-inch handlebars. The RCS mechanism selects an 18 or 20 mm lever ratio, while the forged aluminium body has a CNC-machined, hard-anodized finish.

  • Complete part number: 110A89730
  • Piston diameter: 15 mm
  • Adjustable lever ratio: 18/20 mm
  • Handlebar mounting diameter: 1 inch / 25.4 mm
  • Standard-length folding lever with reach adjustment
  • Brake-light switch included
  • Fluid specification: DOT 4
  • Sale unit: one master cylinder; external reservoir not included

Intended for compatible Harley-Davidson and other custom-bike single-front-disc hydraulic brake systems using 1-inch bars. Confirm hydraulic compatibility, fittings, hose routing and mounting clearance for your motorcycle. No specific model-year fitment is claimed. This configuration is not compatible with cruise control.

Image for reference only. Actual product appearance may vary; supplied item follows the SKU and specifications listed.

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