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KSRdiscs-Full Set Save $50 Was: $349.99
Now: $299.99

Professional grade, slotted rotors for greater braking performance.  Smart slots and internal vanes keep these one-piece, high carbon iron rotors running cool. Be confident on highways and twisty roads with direct OEM replacements behind your wheels.   Don't fall victim to the cross-drilled myth. These are a Kappasphere exclusive.

Price is for all 4 rotors.

Slotted, not drilled to Prevent Brake Fade

  • Slot edges continuously clean and refresh the pad surface.
    • Maximized friction surface.
    • Prevent containments from collecting between the pad and disc.
    • Prevent water film on the disc in wet weather, maintaining the best brake response.
  • Slotting allows hot gases to escape during hard braking.
    • Helps keep the rotors cooler to prevent brake fade.
    • Use with modern brake pad materials for more than adequate hot gas release.

Why not cross-drilled?

  • Slotting keeps rotors cooler and lasting longer than cross-drilling.
    • Proven on brake dynos around the world.
  • Cross drilling compromises the structural integrity of the rotor
    • Each hole is an opportunity for cracks to form.

Side Specific Internal Cooling Vanes

  • Cool both left and right sides (not just one).
    • Right-side rotors spin clockwise; left-sides spin counter-clockwise.
    • KSRdiscs' internal cooling vanes are optimally angled from left to right with those rotations in mind.
    • Properly configured cooling vanes dissipate heat, and rotors run cooler.
      • Many rotors don't take clockwise vs. counter-clockwise spin into account, neglecting one side!
  • Cooler rotors are better performing and longer lasting.

High Quality Materials for Longer Wear

  • High carbon-iron rotor
    • Stable thermal properties.
    • Longer wear characteristics.
  • Zinc plated
    • Helps resist corrosion.

Professional Grade Design

  • 1-piece design
  • Compatible with OE brake pads.
  • Designed and tested by Girodisc.
  • Trusted manufacturer of Corvette, Ferrari, Porsche, Subaru, Viper brake discs.
  • Made in the USA. 

Model Compatibility

  • Sky and Redline
  • Solstice and GXP

In stock and ready to ship.

Price is for all 4 rotors.

KSRdiscs-Full Set Save $50
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KSR-FULL Was: $349.99
Now: $299.99
** Eligible for International Delivery

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