H&R Quick-Safe M14x1.5x50mm Bolt-to-Stud Conversion Kit — Universal Fitment

SKU: HRS1455005

About H&R H&R Special Springs is the German engineering choice ...Read more

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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 H&R

H&R Special Springs is the German engineering choice for OE-quality lowering springs, sport coilovers, and sway bars. Every H&R spring is progressive-rate, TÜV-certified, and engineered to retain factory ride quality at a lower stance.

High-Performance Wheel Stud Conversion

Experience the professional advantage of switching from wheel bolts to studs with the H&R Quick-Safe Bolt-Stud Conversion Kit. Designed for enthusiasts and track-day drivers, these studs significantly reduce pit stop times by allowing for faster wheel alignment and mounting. By eliminating the frustration of lining up heavy wheels with bolts, you gain a competitive edge in efficiency and safety.

Technical Specifications & Benefits

  • Thread Pitch: M14 x 1.5
  • Length: 50mm
  • Secure Seating: Precision-machined shoulders ensure a perfect, vibration-resistant fit.
  • Installation Ease: Features a dedicated hex key socket for rapid, secure installation.
  • Durability: Pre-treated with premium thread-locking compound and finished in a corrosion-resistant silver coating.

Whether you are preparing for a track event or simply upgrading your street setup, these studs provide the reliability required for high-stress driving environments. The H&R Quick-Safe system is engineered to maintain consistent clamping force, protecting your wheel hubs from stripped threads often caused by repeated bolt removal. Ensure your vehicle is track-ready with this essential hardware upgrade. Discover the full range of premium automotive performance parts available at GGCRACING.

About H&R

H&R Special Springs is the German engineering choice for OE-quality lowering springs, sport coilovers, and sway bars. Every H&R spring is progressive-rate, TÜV-certified, and engineered to retain factory ride quality at a lower stance.

High-Performance Wheel Stud Conversion

Experience the professional advantage of switching from wheel bolts to studs with the H&R Quick-Safe Bolt-Stud Conversion Kit. Designed for enthusiasts and track-day drivers, these studs significantly reduce pit stop times by allowing for faster wheel alignment and mounting. By eliminating the frustration of lining up heavy wheels with bolts, you gain a competitive edge in efficiency and safety.

Technical Specifications & Benefits

  • Thread Pitch: M14 x 1.5
  • Length: 50mm
  • Secure Seating: Precision-machined shoulders ensure a perfect, vibration-resistant fit.
  • Installation Ease: Features a dedicated hex key socket for rapid, secure installation.
  • Durability: Pre-treated with premium thread-locking compound and finished in a corrosion-resistant silver coating.

Whether you are preparing for a track event or simply upgrading your street setup, these studs provide the reliability required for high-stress driving environments. The H&R Quick-Safe system is engineered to maintain consistent clamping force, protecting your wheel hubs from stripped threads often caused by repeated bolt removal. Ensure your vehicle is track-ready with this essential hardware upgrade. Discover the full range of premium automotive performance parts available at GGCRACING.

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