{"product_id":"sebro-front-brake-discs-380x34mm-porsche-981-718-cayman-gt4","title":"Sebro Front Brake Discs 380x34mm – Porsche 981\/718 Cayman GT4","description":"\u003cp\u003e\u003cstrong\u003eSebro Front Brake Discs 380x34mm – Porsche 981\/718 Cayman GT4\u003c\/strong\u003e is a direct-replacement front brake disc for the listed Porsche GT applications. It is intended for vehicles using the stated steel brakes system and retains the original mounting arrangement, caliper position and brake balance.\u003c\/p\u003e\u003cp\u003eBrake discs on Porsche GT models are highly application-specific. Diameter alone is not enough to confirm compatibility: disc thickness, offset, bell depth, handed orientation, brake option and production date must also match.\u003c\/p\u003e\u003cdiv class=\"product-lead-time\"\u003e\n\u003ch3\u003eAvailability and lead time\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLeft – 98135140581SEB:\u003c\/strong\u003e In stock – 24-hour dispatch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRight – 98135140681SEB:\u003c\/strong\u003e In stock – 24-hour dispatch\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eSupplier availability checked 25 July 2026. Lead times are estimates and can change before an order is placed. We will confirm any material change after ordering.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\u003ch3\u003eKey specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisc diameter:\u003c\/strong\u003e 380 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisc thickness:\u003c\/strong\u003e 34 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Two-piece direct-replacement steel brake disc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e Front\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eVehicle fitment\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePorsche 981 Cayman GT4 – front axle\u003c\/li\u003e\n\u003cli\u003eSelected Porsche 718 Cayman GT4 applications using the matching 380 x 34 mm steel front disc\u003c\/li\u003e\n\u003cli\u003eConfirm the original disc number before ordering for a 718 vehicle\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat is supplied\u003c\/h3\u003e\u003cp\u003eOne brake disc; select left or right. \u003cstrong\u003eBrake disc rotors are priced individually.\u003c\/strong\u003e Where the product is handed, select the correct left- or right-hand part number. A complete axle replacement normally requires one left disc and one right disc.\u003c\/p\u003e\u003ch3\u003eAbout Sebro\u003c\/h3\u003e\u003cp\u003eSebro manufactures direct-replacement brake discs for European performance vehicles. These discs are designed around the original Porsche dimensions and mounting arrangement, making them a suitable option for owners who want an OE-style replacement without changing the factory caliper, pads or brake balance.\u003c\/p\u003e\u003cp\u003eCorrect machining, ventilation and friction-ring geometry are important on Porsche GT applications because the brake system is exposed to high thermal loads. The disc should always be installed with clean hub faces, correctly torqued wheels and a controlled bedding procedure.\u003c\/p\u003e\u003ch3\u003eInstallation and compatibility notes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eConfirm compatibility by VIN, original Porsche part number or the number on the component removed from the vehicle.\u003c\/li\u003e\n\u003cli\u003eCheck whether the car is fitted with conventional steel brakes or Porsche Ceramic Composite Brakes.\u003c\/li\u003e\n\u003cli\u003eInspect the caliper, pad retaining hardware, brake hoses and wear sensors while the brake system is dismantled.\u003c\/li\u003e\n\u003cli\u003eBrake discs must be installed onto clean, corrosion-free hub faces and checked for runout before the vehicle is returned to service.\u003c\/li\u003e\n\u003cli\u003eNew pads and discs require the correct bedding procedure. Avoid prolonged stationary brake application immediately after heavy braking.\u003c\/li\u003e\n\u003cli\u003eProfessional installation is strongly recommended on all GT and RS braking systems.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eRelated and cross-reference numbers\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e98135140581\u003c\/li\u003e\n\u003cli\u003e98135140681\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003eReference numbers are provided for comparison. Porsche may supersede part numbers, so the current number should be checked against the vehicle before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Sebro","offers":[{"title":"Left","offer_id":65364299645277,"sku":"98135140581SEB","price":469.13,"currency_code":"GBP","in_stock":true},{"title":"Right","offer_id":65364299678045,"sku":"98135140681SEB","price":469.13,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/0411\/2989\/files\/98135140581SEB_1_b99e0068-e318-48b1-b17c-2d562e79a2a6.jpg?v=1785061197","url":"https:\/\/nineteen72performance.co.uk\/products\/sebro-front-brake-discs-380x34mm-porsche-981-718-cayman-gt4","provider":"Nineteen72 Performance","version":"1.0","type":"link"}