GiroDisc GiroDisc Porsche Cayman/Boxster (981) Base 325mm Slotted Rear Rotors
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GiroDisc Porsche Cayman/Boxster (981) Base 325mm Slotted Rear Rotors

GiroDisc
GIRA2-035
A2-035
Brake Rotors - 2 Piece
9 Units In Stock - Ships Next Business Day
$ 1,250.00
$ 1,250.00

SKU: A2-035

GiroDisc Porsche Cayman/Boxster (981) 2013-2016 Base 325mm Slotted Rear Rotors

GiroDisc slotted rear rotors provide direct replacement braking upgrade for 2013-2016 Porsche Cayman and Boxster 981 base models with 325mm rear brakes. The two-piece construction with slotted high-carbon rotors reduces unsprung weight by over 20% compared to OEM while enhancing heat management and fade resistance during spirited driving. Drivers experience sharper response and consistent performance on street or track.

Key Features

  • Two-Piece Floating Design: Aluminum hat floats on stainless steel bimetallic drive buttons allowing thermal expansion without warping or cone distortion
  • 6061-T6 Aircraft Grade Aluminum Hats: Hard anodized for corrosion resistance and lightweight construction reducing rotating mass
  • Curved Vane Rotor Core: Directs cooling air through rotor boosting heat dissipation under heavy loads
  • Precision Slotted Surface: Slots wipe gases and debris from pads for immediate bite and extended pad life
  • Weight Reduction: 17.3 lbs per rotor versus OEM 23.4 lbs cuts unsprung weight for improved acceleration handling and suspension response

Product Notes

  • Sold as pair direct bolt-on replacement no modifications required
  • Break-in recommended: 500 miles moderate driving before track use
  • Heavy item pair weighs 38 lbs secure packaging prevents damage in transit

Installation Notes

  • Professional installation recommended.
  • Direct fit uses OEM calipers pads and hardware no changes needed
  • Torque hardware to Porsche specs after 100 miles and recheck

This Part Fits

Year Make Model Submodel
2013-2016 Porsche Boxster Base
2013-2016 Porsche Cayman Base

Why Choose GiroDisc?

  • USA engineered and manufactured with racing pedigree
  • High-carbon rotors resist cracking under extreme abuse
  • Precision machined for perfect balance and OEM fit

Frequently Asked Questions

  • Q: Will these fit Cayman S or Boxster S models?
    A: No designed exclusively for 981 base models with 325mm rear rotors S models use larger 330mm rotors
  • Q: What materials are used in construction?
    A: Rotors from 4340 high-carbon alloy steel hats from 6061-T6 aluminum hardware from 17-4 stainless steel
  • Q: What warranty coverage applies?
    A: Limited lifetime warranty against rotor cracking when installed and maintained properly excludes abuse or improper bedding

Shipping & Handling

  • Method: UPS Ground or FedEx Ground
  • Availability: In stock - ships same or next business day
  • Packaging: Original GiroDisc double-box 32 x 16 x 6 inches
  • Weight: 38 lbs shipping weight

Request For Information

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