{"product_id":"spitfire-f4-og-classics-58mm-99a-skateboard-wheels","title":"Spitfire F4 OG Classics 58mm 99A Skateboard Wheels","description":"\u003ch2\u003eSpitfire F4 OG Classics Skateboard Wheels | Formula Four urethane, original cutaway shape\u003c\/h2\u003e\n\u003cp\u003eSpitfire's F4 OG Classics bring the brand's proven Formula Four urethane to the original cutaway shape — a wider riding surface with lightened sidewalls that protect the graphic and keep you rolling fast. At 58mm and 99A, this is the OG option for skaters who want Spitfire's heritage shape with modern F4 performance.\u003c\/p\u003e\n\u003ch3\u003eKey Technical Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003e58mm diameter:\u003c\/b\u003e A larger size that holds speed and rolls smooth over rough pavement — ideal for transition, cruising and skaters who want more momentum.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e99A durometer:\u003c\/b\u003e A harder duro built for speed and anti-stick slide control on smooth concrete and plazas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFormula Four urethane:\u003c\/b\u003e Spitfire's signature compound engineered for speed, consistent grip and flatspot resistance — stays round longer than standard urethane.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eOG Classic shape:\u003c\/b\u003e The original Spitfire cutaway design — wider riding surface for stability, lightened sidewalls to protect the graphic and reduce weight.\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003eSet of 4 wheels.\u003c\/b\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy You'll Love It\u003c\/h3\u003e\n\u003cp\u003eThe OG Classics shape is where Spitfire started — and the F4 version brings that heritage silhouette up to modern performance standards. The cutaway sidewalls give it a distinctive look and keep the graphic intact longer, while the 58mm size and 99A hardness make it a natural fit for transition skating, smooth streets and anyone who wants a fast, stable wheel with some history behind it. Formula Four urethane means it holds its shape session after session. The original shape, the best urethane, since 1987.\u003c\/p\u003e\n\u003cp\u003eBuy Now at Welcome Boardstore for the best in authentic skate gear. For tips, news and brand deep-dives visit \u003ca href=\"https:\/\/welcomeboardstore.com.au\/blogs\/news\" rel=\"noopener\" target=\"_blank\"\u003eThe Welcome Journal\u003c\/a\u003e.\u003c\/p\u003e","brand":"Spitfire","offers":[{"title":"Default","offer_id":44131379675239,"sku":"888560224421","price":104.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0049\/4426\/5319\/files\/spitfire-f4-og-classics-58mm-wheels-back_1024x1024_e3f95c26-2b50-4286-aa82-7e43a322b1e5.jpg?v=1783056133","url":"https:\/\/welcomeboardstore.com.au\/products\/spitfire-f4-og-classics-58mm-99a-skateboard-wheels","provider":"Welcome Boardstore","version":"1.0","type":"link"}