ARP M12 x 1.25 12pt Nut Kit Single — High-Strength Fastener

SKU: ARP301-8318
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About ARP ARP (Automotive Racing Products) makes the strongest fasteners ...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 ARP

ARP (Automotive Racing Products) makes the strongest fasteners in motorsport — head studs, main studs, rod bolts, and flexplate bolts used by every Formula 1, NHRA, NASCAR, and championship motorsport program. Aerospace-grade alloys, exact-fit machining.

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Single ARP M12 x 1.25 12pt Nut Kit

When you need a reliable, high-strength replacement for your engine build, the ARP M12 x 1.25 12pt Nut is the perfect solution. ARP is world-renowned for manufacturing the strongest fasteners in the automotive industry, and this single nut kit is built to the same exacting standards as their full engine kits. Designed for critical applications, it provides the clamping force necessary to keep your engine components secure under extreme pressure.

Why ARP Hardware?

  • 12-Point Design: Allows for precise torque application in tight spaces.
  • M12 x 1.25 Threading: Precision-machined for a perfect, secure fit.
  • High-Tensile Strength: Forged from premium alloy steel to prevent fastener stretch.
  • Corrosion Resistant: Built to withstand the harsh environment of a high-performance engine bay.

Using the right hardware is critical to the longevity of your engine. Whether you are replacing a worn fastener or completing a custom build, these ARP nuts offer the peace of mind that comes with using industry-leading technology. The 12-point head design is not only aesthetically pleasing but also allows for better socket engagement, ensuring that you can reach the required torque specifications without the risk of slipping or damaging the nut. Trust your engine's performance to the best in the business. Explore our extensive range of high-performance engine parts and hardware at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About ARP

ARP (Automotive Racing Products) makes the strongest fasteners in motorsport — head studs, main studs, rod bolts, and flexplate bolts used by every Formula 1, NHRA, NASCAR, and championship motorsport program. Aerospace-grade alloys, exact-fit machining.

Watch in action

Single ARP M12 x 1.25 12pt Nut Kit

When you need a reliable, high-strength replacement for your engine build, the ARP M12 x 1.25 12pt Nut is the perfect solution. ARP is world-renowned for manufacturing the strongest fasteners in the automotive industry, and this single nut kit is built to the same exacting standards as their full engine kits. Designed for critical applications, it provides the clamping force necessary to keep your engine components secure under extreme pressure.

Why ARP Hardware?

  • 12-Point Design: Allows for precise torque application in tight spaces.
  • M12 x 1.25 Threading: Precision-machined for a perfect, secure fit.
  • High-Tensile Strength: Forged from premium alloy steel to prevent fastener stretch.
  • Corrosion Resistant: Built to withstand the harsh environment of a high-performance engine bay.

Using the right hardware is critical to the longevity of your engine. Whether you are replacing a worn fastener or completing a custom build, these ARP nuts offer the peace of mind that comes with using industry-leading technology. The 12-point head design is not only aesthetically pleasing but also allows for better socket engagement, ensuring that you can reach the required torque specifications without the risk of slipping or damaging the nut. Trust your engine's performance to the best in the business. Explore our extensive range of high-performance engine parts and hardware at GGCRACING.

Product Details

Product Description

About ARP

ARP (Automotive Racing Products) makes the strongest fasteners in motorsport — head studs, main studs, rod bolts, and flexplate bolts used by every Formula 1, NHRA, NASCAR, and championship motorsport program. Aerospace-grade alloys, exact-fit machining.

Watch in action

Single ARP M12 x 1.25 12pt Nut Kit

When you need a reliable, high-strength replacement for your engine build, the ARP M12 x 1.25 12pt Nut is the perfect solution. ARP is world-renowned for manufacturing the strongest fasteners in the automotive industry, and this single nut kit is built to the same exacting standards as their full engine kits. Designed for critical applications, it provides the clamping force necessary to keep your engine components secure under extreme pressure.

Why ARP Hardware?

  • 12-Point Design: Allows for precise torque application in tight spaces.
  • M12 x 1.25 Threading: Precision-machined for a perfect, secure fit.
  • High-Tensile Strength: Forged from premium alloy steel to prevent fastener stretch.
  • Corrosion Resistant: Built to withstand the harsh environment of a high-performance engine bay.

Using the right hardware is critical to the longevity of your engine. Whether you are replacing a worn fastener or completing a custom build, these ARP nuts offer the peace of mind that comes with using industry-leading technology. The 12-point head design is not only aesthetically pleasing but also allows for better socket engagement, ensuring that you can reach the required torque specifications without the risk of slipping or damaging the nut. Trust your engine's performance to the best in the business. Explore our extensive range of high-performance engine parts and hardware at GGCRACING.

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