Roland Sands Radial Brake Master Cylinder For Harley

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RSD Radial Brake Master Cylinder For Harley

Finally, a race-driven Radial Mount Master Cylinder with a built in reservoir that works every bit as good as it looks. This master delivers stunning performance and feel for any bike without the need for an external reservoir and with classic RSD styling. With fully adjustable levers and clearance for stock switch housings, this versatile system will drastically improve your brake system from the master cylinder down.


  • Racing driven radial mount technology gets the most out of your stock or aftermarket brake caliper by increasing leverage
  • Compatible with OEM switch housings
  • 1" clamping diameter
  • Twist adjuster easily modifies the lever distance from the handlebar
  • CNC-machined from billet aluminum
  • Lever surface shape designed for a comfortable and smooth feel
  • Available for 9/16" bore for single disc & 11/16" bore for dual disc applications
  • Design matched to the Radial product line
  • Mounting hardware included
  • Contrast Cut finish
  • Machined RSD logo
  • Sold each
  • Made in the USA

Fitment Notes & Exceptions
  • Fits most 1996-Up Harley models with OEM style brake line
  • Please ascertain your bore size prior to ordering
  • Not for models with CANbus
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Product Style Item # Manufacturer Product # Availability
Contrast Cut / 11/16" Bore 936450 06100704 Available: Requires 1-5 business days of lead time prior to shipment
Contrast Cut / 9/16" Bore 936449 06100763 Available: Requires 1-5 business days of lead time prior to shipment