SPITFIRE WHEELS - FORMULA FOUR OG CLASSIC NATURAL 55MM 99A
Style / SKU: 2111024555
Dominate any street or park terrain with the unrivaled performance of the Spitfire Wheels Formula Four OG Classic Natural 55mm 99a. Built with Spitfire's industry-leading 100% urethane compound, the Formula Four (F4) series is world-renowned for unmatched flatspot resistance, long-lasting slide control, and smooth, consistent speed.
Featuring the OG Classic shape—a timeless wide-riding surface cut with cutaway sidewalls—this 55mm wheel delivers maximum stability, anti-stick slide release, and confident lock-ins on grinds and coping. The 99a durometer offers the perfect balance of grip and slide, absorbing vibration on rough pavement while delivering effortless, controllable slide power when you need it.
Technical Specifications & Performance Attributes
Engineered for flatspot resistance, high-speed control, and long-wearing durability:
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Brand: Spitfire Wheels
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Model: Formula Four (F4) OG Classic
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Item Number / SKU: 2111024555
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Diameter: 55mm
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Durometer / Hardness: 99a (Optimal Street & Park Balance)
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Shape: OG Classic Shape (Wide Profile with Cutaway Edges)
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Colorway: Natural Urethane with Classic Spitfire Graphics
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Urethane Formula: 100% Premium Formula Four Urethane Compound
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Package Quantity: Set of 4 Wheels
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Best Use: Street Ledges, Rails, Park Transition, All-Around Skateboarding
Product Summary
The Spitfire Formula Four OG Classic 55mm 99a Wheels set the standard for high-speed street and transition performance. Featuring 100% Formula Four urethane for flatspot resistance, a 99a durometer for controlled slide, and a wide OG Classic shape for grind stability, this 4-pack delivers smooth speed and long-lasting durability.
Keywords: Spitfire Wheels, Spitfire Formula Four, F4 99a, Spitfire OG Classic 55mm, Flatspot Resistant Wheels, Spitfire Columbus, Core Skate Wheels, 55mm Skateboard Wheels.