


SPITFIRE WHEELS - FORMULA FOUR 99A "TEAM CONICAL FULL" (54MM BLACK)
Lock in maximum control, wide-platform stability, and unmatched flat-spot resistance with the Spitfire F4 99A Team Conical Full Wheels. As the undisputed industry benchmark for high-performance urethane, Spitfire’s Formula Four line is scientifically engineered to endure the absolute heaviest street abuse and concrete transition sessions without losing its shape. This edition features a clean, solid Black urethane colorway, giving your setup a sleek, stealthy aesthetic on the deck wall and in the streets while keeping your rolling speed uncompromised.
Poured in a highly versatile 54mm diameter and Spitfire's universal 99A durometer, these wheels deliver the perfect crossover sizing for modern street skating, deep concrete bowls, and locked-in grinding traction.
TECHNICAL SPECIFICATIONS & DETAILS
FORMULA FOUR METALLURGY & CONICAL FULL SHAPE ARCHITECTURE
Every structural parameter of the Conical Full shape is calculated to maximize roll velocity, prevent slide slip-outs, and provide an uncompromised lock-in on coping and rails: