Spitfire Wheels Classic Formula Four 53mm 99a

Spitfire Wheels Classic Formula Four 53mm 99a is a high-performance wheel set built for skaters who want a reliable daily setup with the perfect balance of speed, control, and durability. The 53mm diameter sits right in the sweet spot for all-terrain skating — responsive enough for technical street tricks while still holding speed for skateparks and transition. With the Classic shape you get a familiar, dependable ride feel, and Spitfire’s Formula Four urethane delivers high abrasion resistance, unmatched flatspot resistance, smooth anti-stick slides, and a high rebound ride that stays consistent session after session.

Technical specs

• Brand: Spitfire Wheels

• Model / series: Formula Four

• Wheel shape: Classic

• Diameter: 53 mm

• Durometer (hardness): 99a

• Urethane features: high abrasion resistance, unmatched flatspot resistance, smooth anti-stick slide, high rebound compound

• Use: all terrains

• Pack size: 4 wheels

Key benefits

• 53mm diameter for a balanced setup with great speed retention and technical control

• 99a durometer for fast roll and responsive performance on street and park terrain

• Classic shape for predictable grip and consistent ride feel

• Formula Four urethane for premium durability and unmatched flatspot resistance

• Smooth anti-stick slide for clean powerslides and controlled braking

Performance & ride feel

These wheels feel fast, responsive, and consistent — designed for skaters who want one setup that performs everywhere. The 53mm size gives a great blend of agility and momentum, while Formula Four maintains speed and offers smooth, predictable slides without sticking. Whether you’re skating ledges, parks, or transition, this wheel set delivers a reliable ride that holds up session after session.

• Quick acceleration with strong speed retention

• Predictable grip with smooth slide release

• Durable urethane built for rough spots and heavy sessions

• Balanced feel for street, parks, and transition

• Ideal daily-driver wheel for all-terrain skating

How does it feel underfoot? Fast, responsive, and consistent with smooth, controlled slides.
Is it best for street, park, transition, or all-terrain? All-terrain — ideal as a daily wheel for street and park.