Enkei enk3798754448SP RPF1 18x7.5 5x112 +48 Offset 73mm Bore Silver Wheel

Enkei RPF1 wheels represent an iconic benchmark in modern motorsport, combining Formula One-derived twin-spoke architecture with ultra-lightweight performance for track cars, sport compacts, and sports sedans. Originally developed in collaboration with the McLaren Honda F1 team, the RPF1 utilizes Enkei’s MAT (Most Advanced Technology) flow-forming process to yield an exceptional strength-to-weight ratio, dramatically reducing unsprung mass for blistering acceleration, razor-sharp turn-in, and precise suspension articulation.

• Dual-spoke distribution spreads side stresses across two spokes to increase wheel rigidity under heavy lateral g-forces while optimizing brake caliper clearance
• Built to Enkei’s Spec-E testing standard, demanding higher impact drop energy and 20% more rotational fatigue cycles than standard JWL guidelines
• Multi-stage protective surface treatment shields against extreme track heat cycles, road salt corrosion, and brake dust accumulation
• Precision-machined center bore accepts hub-centric centering rings to eliminate high-speed chassis vibration and wheel stud fatigue
• Pocket milling around the bolt circle relieves extraneous weight from the center hub area without compromising structural integrity

The Enkei RPF1 is a lightweight performance wheel featuring a Formula One-derived twin-spoke design and Enkei’s MAT flow-forming process. Its construction is engineered to support a strong strength-to-weight ratio for track cars, sport compacts, and sports sedans.

Key Features & Performance Benefits

• Twin-spoke architecture: Dual-spoke distribution helps spread side stresses across two spokes for increased rigidity under lateral loads.
• Lightweight performance design: The MAT process and pocket milling help reduce unnecessary weight and unsprung mass.
• Spec-E testing standard: Built to Enkei’s stated testing standard, including higher impact drop energy and additional rotational fatigue cycles than standard JWL guidelines.
• Protective surface treatment: Multi-stage treatment helps protect against track heat cycles, road salt corrosion, and brake dust accumulation.

Product Specifications & Technical Data

• Brand: Enkei
• Wheel model: RPF1
• Part number: enk3798754448SP
• Construction: Cast
• Wheel diameter: 18 inches
• Wheel width: 7.5 inches
• Bolt pattern: 5x112
• Offset: +48 mm
• Hub bore diameter: 73 mm
• Finish: Silver

What’s Included

One Enkei RPF1 silver wheel.

Fitment

Fitment data was not provided. Verify wheel specifications and vehicle compatibility before installation.

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Unknown
Part Type: automotive
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1
Construction: Cast
Hub Bore Diameter: 73.00
Offset: +48
Bolt Pattern: 5x112
Wheel Diameter: 18.00
Finish: Silver
Wheel Model: RPF1
Wheel Width: 7.50