{"product_id":"superspeed-rf03-18x8-5-5x114-3-et35-cb73-1-matt-black","title":"Superspeed RF03 18x8.5 5x114.3 ET35 CB73.1 Matt Black","description":"\u003c!-- Superspeed RF03RR Product Description Template (same structure as 76RR) --\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0652\/0238\/9212\/files\/BLK_rec_2.avif?v=1756398379\"\u003e\u003c\/p\u003e\n\u003ch1\u003e\u003cstrong\u003e\u003cspan\u003eSuperspeed\u003c\/span\u003e | RF03RR – Matt Black\u003c\/strong\u003e\u003c\/h1\u003e\n\u003ch2\u003eSKU: RF0318085355114MB\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompetition design, maximum weight reduction.\u003c\/strong\u003e The RF03RR is the most popular model in Superspeed’s FlowForm Series—engineered to be extremely lightweight, highly rigid, and to deliver excellent big-brake clearance across a wide range of sport-compact applications. Its track-focused design emphasizes fast response, strength, and heat management for confident performance on street or circuit.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLightweight Specs (examples):\u003c\/strong\u003e 18x8.5 ≈ 18.1 lbs · 18x9.5 ≈ 18.7 lbs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e 1-piece FlowForm for an optimized strength-to-weight ratio\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBBK Clearance:\u003c\/strong\u003e Two face profiles—Face 1 (Concave) and Face 2 (Deep Concave)—to maximize brake caliper room\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRigid Spoke Design:\u003c\/strong\u003e Reinforced spoke-to-lip connections enhance stiffness under load\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBead Knurling:\u003c\/strong\u003e Knurled bead seats help reduce tire slip during hard acceleration and braking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinishes Available:\u003c\/strong\u003e Matte Black, Matte Gunmetal, Satin Bronze; limited editions like Nebula may appear seasonally (availability varies by spec)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.superspeedwheels.com\/flowform-rf03rr\" target=\"_blank\" rel=\"noopener\"\u003eLearn more about the RF03RR’s tech and specs — Click here\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n","brand":"Superspeed","offers":[{"title":"Default Title","offer_id":46853988450524,"sku":"RF0318085355114MB","price":239.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0652\/0238\/9212\/files\/rf0318085355114mb-880.webp?v=1756227894","url":"https:\/\/tototires.com\/en-us\/products\/superspeed-rf03-18x8-5-5x114-3-et35-cb73-1-matt-black","provider":"TOTO Tire","version":"1.0","type":"link"}