Enkei Wheels 3798906535SP RPF1 Silver Racing Wheel 18x9 5x114.3 +35mm Offset

The Enkei RPF1 is a legendary lightweight racing wheel developed using Formula One technology. This 18x9 inch wheel in F1 Silver finish features an aggressive split six-spoke design originally inspired by the wheels used on McLaren Mercedes Formula One race cars.

Key Features:

• Twin Spoke Design: Enkei's dual open stance spoke configuration achieves superior stress dispersion during curves, hard braking, and extreme race driving conditions
• MAT Process Technology: Advanced flow-forming manufacturing reduces wheel weight by 10-15% compared to conventional casting while maintaining exceptional strength
• Pocket Design: Engineered pockets around the bolt circles increase rigidity and improve cooling during aggressive track use
• Spec-E Certified: Exceeds JWL standards with 20% more cycles in rotary bending and dynamic radial fatigue testing
• Lightweight Construction: Approximately 23 lbs per wheel—every pound of unsprung weight savings equates to 20 lbs of overall vehicle weight reduction

Specifications: 18x9 inch diameter, 5x114.3 bolt pattern, +35mm offset, 73mm center bore, 6.38 inch backspacing. Note: Center cap not included for this size configuration.

The RPF1 delivers race-proven performance with outstanding strength-to-weight ratio, making it ideal for both track enthusiasts and street performance builds. Its timeless design and proven durability have made it one of the most popular aftermarket wheels in motorsports.