{"product_id":"paragon-performance-rotor-rings-355mm-x-28mm-p-c-d-229mm-12x9-5mm-mounting-d50-pair","title":"Paragon Performance Rotor Rings 355mm x 28mm — P.C.D. 229mm — 12x9.5mm Mounting — D50 (Pair)","description":"\u003ch2\u003eParagon Performance Rotor Rings 355mm x 28mm — 229mm PCD — D50\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e 355mm x 28mm rotor rings with 229mm P.C.D. and 12x9.5mm mounting\u003cbr\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e PRR.8010.355.2530.280.22900.12.01\u003cbr\u003e\u003cstrong\u003eDesign Code:\u003c\/strong\u003e D50\u003c\/p\u003e\u003chr style=\"margin: 20px 0; border: 0; border-top: 1px solid #000;\"\u003e\u003cp\u003eParagon Performance rotor rings feature directional ventilation vanes engineered for maximum airflow and thermal management under sustained high-load braking. The vane geometry accelerates heat extraction from the friction ring, keeping brake temperatures in check lap after lap and reducing the risk of thermal fade during extended track sessions.\u003c\/p\u003e\u003cp\u003eManufactured from CM-250 premium cast iron and finished using CBN (Cubic Boron Nitride) precision machining, each rotor ring delivers an exceptionally consistent friction surface. CBN machining produces tighter dimensional tolerances than conventional grinding, ensuring even pad contact and predictable, linear braking feel from the first lap.\u003c\/p\u003e\u003cp\u003eThe floating two-piece design decouples the friction ring from the aluminium hat, allowing the ring to expand thermally without inducing hat distortion or disc warping. The slotted face pattern continuously deglazes the pad surface, expels gases and debris, and maintains consistent bite — critical for drivers who demand repeatable braking performance across varying conditions.\u003c\/p\u003e\u003cp\u003eThe lightweight aluminium hat is CNC-machined to precise tolerances and designed for direct bolt-on fitment. With 12x9.5mm mounting and a 229mm P.C.D., these rings are a straightforward replacement for compatible D50 brake systems with no modification required.\u003c\/p\u003e\u003chr style=\"margin: 20px 0; border: 0; border-top: 1px solid #000;\"\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e\u003ctable style=\"width:100%; border-collapse: collapse;\"\u003e\u003ctbody\u003e\n\u003ctr style=\"background:#f2f2f2;\"\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px 12px;\"\u003e\u003cstrong\u003eDiameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px 12px;\"\u003e355mm (13.98\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px 12px;\"\u003e\u003cstrong\u003eThickness (new)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px 12px;\"\u003e28mm (1.10\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f2f2f2;\"\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px 12px;\"\u003e\u003cstrong\u003eP.C.D.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px 12px;\"\u003e229mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px 12px;\"\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px 12px;\"\u003e12 x 9.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f2f2f2;\"\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px 12px;\"\u003e\u003cstrong\u003eDesign Code\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px 12px;\"\u003eD50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px 12px;\"\u003e\u003cstrong\u003eFace Pattern\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px 12px;\"\u003eSlotted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f2f2f2;\"\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px 12px;\"\u003e\u003cstrong\u003eVented\/Solid\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px 12px;\"\u003eVented\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px 12px;\"\u003e\u003cstrong\u003eFriction Ring Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px 12px;\"\u003eCM-250 Cast Iron (CBN Machined)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f2f2f2;\"\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px 12px;\"\u003e\u003cstrong\u003eHat Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px 12px;\"\u003eAluminium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px 12px;\"\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px 12px;\"\u003eTwo-Piece Floating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003chr style=\"margin: 20px 0; border: 0; border-top: 1px solid #000;\"\u003e\u003cp\u003e\u003cem\u003eSold as a pair. Price includes both left and right rotor rings.\u003c\/em\u003e\u003c\/p\u003e\u003cp\u003e\u003cem\u003eLead time is typically 7–14 business days. Contact us at \u003ca href=\"mailto:sales@coore.com.au\"\u003esales@coore.com.au\u003c\/a\u003e for availability and fitment confirmation before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Paragon","offers":[{"title":"Default Title","offer_id":67260426027312,"sku":"PRR.8010.355.2530.280.22900.12.01","price":1299.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/3156\/2544\/files\/Rotor-ring-1054-T__05707.jpg?v=1783135114","url":"https:\/\/coore.com.au\/products\/paragon-performance-rotor-rings-355mm-x-28mm-p-c-d-229mm-12x9-5mm-mounting-d50-pair","provider":"Coore | Performance \u0026 Aftermarket","version":"1.0","type":"link"}