{"product_id":"wilwood-160-13790-gtb","title":"Wilwood Left Black 15.50-inch GTB Rotor, 1.38-inch Width and 60 Curved Vanes","description":"\u003cp\u003eThe left GTB version has a 15.50-inch outside diameter with a 1.38-inch friction width. A large 9.64-inch center register and twelve-on-10.25-inch mounting pattern define its separate-hat interface. This component comes from Wilwood Engineering, founded by Bill Wood in 1977 and based in Camarillo, California. Wilwood designs and manufactures disc brake systems, including calipers, brake rotors, master cylinders, valves, fittings and brake lines for motorsport, street-performance and specialized applications, with compatibility determined by the complete brake assembly.\u003c\/p\u003e\u003ch3\u003eTechnical Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eManufacturer part number: 160-13790-GTB\u003c\/li\u003e\n\u003cli\u003eDiameter and thickness: 15.50 inches diameter x 1.38 inches wide\u003c\/li\u003e\n\u003cli\u003eRing material: Spec-37 Iron\u003c\/li\u003e\n\u003cli\u003eFace pattern and coating: GT Slotted; Black electrocoat\u003c\/li\u003e\n\u003cli\u003eInternal layout: 60 CV; curved\u003c\/li\u003e\n\u003cli\u003eMounting direction: Left-hand\u003c\/li\u003e\n\u003cli\u003eBalancing and burnishing: Factory burnished no; balanced yes\u003c\/li\u003e\n\u003cli\u003eOpposite-side component, ordered separately: 160-13789-GTB\u003c\/li\u003e\n\u003cli\u003eRotor-to-hat\/hub attachment circle: 12 x 10.25 inches\u003c\/li\u003e\n\u003cli\u003eAttachment hole size or thread: 0.326 inches\u003c\/li\u003e\n\u003cli\u003eCenter \/ lug registration: 9.64 inches\u003c\/li\u003e\n\u003cli\u003eFar-side inside diameter: 11.05 inches\u003c\/li\u003e\n\u003cli\u003eApproximate component weight: 24.80 lb\u003c\/li\u003e\n\u003cli\u003eQuantity: one rotor ring; hat, hub, mounting hardware, calipers and pads are separate\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cp\u003eThe large 10.25-inch twelve-bolt circle and 9.64-inch register require the appropriate separate hat. Check the complete 15.50-inch assembly for wheel clearance and the 1.38-inch section for caliper alignment. This is the left-hand 60-vane ring; its black finish does not change the underlying Spec-37 material.\u003c\/p\u003e\u003cp\u003eManufacturer reference: \u003ca href=\"https:\/\/www.wilwood.com\/Rotors\/RotorProd?itemno=160-13790-GTB\"\u003eWilwood rotor specifications\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003ePMB Performance has over 20 years of experience helping customers select brake components. Supplying the kit number, mounting dimensions and intended use makes that fitment check more useful.\u003c\/p\u003e","brand":"Wilwood","offers":[{"title":"Default Title","offer_id":67730078892210,"sku":"160-13790-GTB","price":684.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0521\/8792\/2610\/files\/160-13789-GTB-xl_433904e0-ab01-422d-943e-b441e57611ad.jpg?v=1792172687","url":"https:\/\/pmbperformance.com\/products\/wilwood-160-13790-gtb","provider":"PMB Performance","version":"1.0","type":"link"}