Sparco CIRCUIT QRT Race Seat — Universal Fit

SKU: SPA008019RNR
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About SPARCO

SPARCO engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full SPARCO lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Sparco CIRCUIT QRT Race Seat

The Sparco CIRCUIT QRT represents the cutting edge of racing seat technology, designed for drivers who prioritize weight savings and uncompromising performance. Utilizing Sparco's proprietary QRT (Quick Resin Technology), this seat achieves an astonishingly low weight while maintaining exceptional rigidity and safety standards. It's the ultimate choice for competitive motorsport where every gram counts.

Key Features of the CIRCUIT QRT:

  • Ultra-Lightweight QRT Shell: Revolutionary construction for minimal weight and maximum stiffness.
  • FIA 8855-1999 Homologated: Certified for use in professional racing events worldwide.
  • Aggressive Ergonomics: Designed for optimal driver positioning and support during high-speed maneuvers.
  • Superior Lateral Support: Deep side bolsters ensure the driver remains stable under extreme forces.
  • Harness Compatibility: Features openings suitable for 4, 5, or 6-point racing harnesses.
  • Durable, High-Grip Fabric: Ensures the driver stays securely in place.

The Sparco CIRCUIT QRT is engineered to provide drivers with the confidence needed to push their limits. Its lightweight nature contributes to improved vehicle dynamics, while the ergonomic design minimizes fatigue, allowing for peak performance throughout the race. The seat's robust build quality ensures reliability under the most demanding conditions. This seat offers a universal fit, making it an excellent upgrade for a wide variety of performance vehicles. Equip your car with the Sparco CIRCUIT QRT and experience the advantage of lightweight, high-performance seating. Available now at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About SPARCO

SPARCO engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full SPARCO lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Sparco CIRCUIT QRT Race Seat

The Sparco CIRCUIT QRT represents the cutting edge of racing seat technology, designed for drivers who prioritize weight savings and uncompromising performance. Utilizing Sparco's proprietary QRT (Quick Resin Technology), this seat achieves an astonishingly low weight while maintaining exceptional rigidity and safety standards. It's the ultimate choice for competitive motorsport where every gram counts.

Key Features of the CIRCUIT QRT:

  • Ultra-Lightweight QRT Shell: Revolutionary construction for minimal weight and maximum stiffness.
  • FIA 8855-1999 Homologated: Certified for use in professional racing events worldwide.
  • Aggressive Ergonomics: Designed for optimal driver positioning and support during high-speed maneuvers.
  • Superior Lateral Support: Deep side bolsters ensure the driver remains stable under extreme forces.
  • Harness Compatibility: Features openings suitable for 4, 5, or 6-point racing harnesses.
  • Durable, High-Grip Fabric: Ensures the driver stays securely in place.

The Sparco CIRCUIT QRT is engineered to provide drivers with the confidence needed to push their limits. Its lightweight nature contributes to improved vehicle dynamics, while the ergonomic design minimizes fatigue, allowing for peak performance throughout the race. The seat's robust build quality ensures reliability under the most demanding conditions. This seat offers a universal fit, making it an excellent upgrade for a wide variety of performance vehicles. Equip your car with the Sparco CIRCUIT QRT and experience the advantage of lightweight, high-performance seating. Available now at GGCRACING.

Product Details

Product Description

About SPARCO

SPARCO engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full SPARCO lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Sparco CIRCUIT QRT Race Seat

The Sparco CIRCUIT QRT represents the cutting edge of racing seat technology, designed for drivers who prioritize weight savings and uncompromising performance. Utilizing Sparco's proprietary QRT (Quick Resin Technology), this seat achieves an astonishingly low weight while maintaining exceptional rigidity and safety standards. It's the ultimate choice for competitive motorsport where every gram counts.

Key Features of the CIRCUIT QRT:

  • Ultra-Lightweight QRT Shell: Revolutionary construction for minimal weight and maximum stiffness.
  • FIA 8855-1999 Homologated: Certified for use in professional racing events worldwide.
  • Aggressive Ergonomics: Designed for optimal driver positioning and support during high-speed maneuvers.
  • Superior Lateral Support: Deep side bolsters ensure the driver remains stable under extreme forces.
  • Harness Compatibility: Features openings suitable for 4, 5, or 6-point racing harnesses.
  • Durable, High-Grip Fabric: Ensures the driver stays securely in place.

The Sparco CIRCUIT QRT is engineered to provide drivers with the confidence needed to push their limits. Its lightweight nature contributes to improved vehicle dynamics, while the ergonomic design minimizes fatigue, allowing for peak performance throughout the race. The seat's robust build quality ensures reliability under the most demanding conditions. This seat offers a universal fit, making it an excellent upgrade for a wide variety of performance vehicles. Equip your car with the Sparco CIRCUIT QRT and experience the advantage of lightweight, high-performance seating. Available now at GGCRACING.

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