SSR Professor SP4 ssrP418105-21L5GW0 Wheel

SSR Professor SP4 wheels refine classic 5-spoke geometry with sharp, angular spoke profiles and authentic 3-piece modular construction. Designed to deliver a sophisticated balance of motorsport performance and high-end street presence, the SP4 features a step-lip rim configuration paired with exposed perimeter pierce bolts. The cleanly sculpted spokes dip toward a recessed center hub, creating strong visual depth while maintaining an aggressive stance on luxury sedans, sports coupes, and track builds.

• Heat Treatment Manufacture (HTM) inner barrel technology enables thinner aluminum walls for reduced weight without compromising structural strength
• Includes an authentic SSR logo flat center cap and a high-durability air valve stem assembly

Brief Description: The SSR Professor SP4 wheel combines classic 5-spoke geometry with sharp, angular spoke profiles and authentic 3-piece modular construction. Its step-lip rim configuration, exposed perimeter pierce bolts, and recessed center hub create a refined appearance for luxury sedans, sports coupes, and track builds.

Key Features & Performance Benefits:

• Forged construction: Provides a performance-focused wheel construction.
• HTM inner barrel technology: Enables thinner aluminum walls for reduced weight without compromising structural strength.
• 3-piece modular design: Delivers authentic modular styling with a step-lip rim and exposed perimeter pierce bolts.
• Included hardware: Comes with an SSR logo flat center cap and high-durability air valve stem assembly.

Key Product Specifications & Technical Data:

• Brand: SSR
• Wheel model: Professor SP4
• Part number: ssrP418105-21L5GW0
• Construction: Forged
• Wheel diameter: 18 inches
• Wheel width: 10.5 inches
• Offset: -21
• Bolt pattern: 5x114.3

What's Included in the Box: One SSR Professor SP4 wheel, one SSR logo flat center cap, and one high-durability air valve stem assembly.

Fitment: Bolt pattern is 5x114.3 with a 73.00 hub bore diameter. Vehicle-specific fitment is not provided.

Air Freight Prohibited: false
Not Carb Approved: false
Carb Acknowledgement Required: false
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Regular Stock: t
Units Per Sku: 1
Construction: Forged
Hub Bore Diameter: 73.00
Offset: -21
Bolt Pattern: 5x114.3
Wheel Diameter: 18.00
Finish: White
Wheel Model: Professor SP4
Wheel Width: 10.50