ARP M12 x 1.25 12pt Nut Kit — Professional Grade Engine Hardware

SKU: ARP301-8309
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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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Professional Grade ARP M12 x 1.25 12pt Nut Kit

Engine reliability starts with the quality of your fasteners. The ARP M12 x 1.25 12pt Nut Kit is the gold standard for builders who demand precision and strength. These 12-point nuts are specifically designed to provide a larger wrenching surface, allowing for more accurate torque application and reduced risk of stripping during high-stress assembly.

Key Features and Benefits

  • 12-Point Design: Allows for better socket engagement and higher torque capacity.
  • M12 x 1.25 Specification: Engineered for precise fitment in critical engine applications.
  • Superior Material: Forged from high-grade alloy steel for ultimate tensile strength.
  • Consistent Clamping: Ensures uniform pressure across your engine components.

Using inferior hardware can lead to catastrophic engine failure under load. ARP fasteners are renowned for their ability to handle the extreme cylinder pressures and vibrational forces found in racing environments. By choosing this M12 x 1.25 kit, you are investing in the longevity and performance of your engine. These nuts are finished to resist corrosion, ensuring they remain easy to remove and reuse during future maintenance intervals. Whether you are a professional engine builder or a weekend track enthusiast, you can rely on the quality of ARP. Equip your vehicle with the best components available 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

Professional Grade ARP M12 x 1.25 12pt Nut Kit

Engine reliability starts with the quality of your fasteners. The ARP M12 x 1.25 12pt Nut Kit is the gold standard for builders who demand precision and strength. These 12-point nuts are specifically designed to provide a larger wrenching surface, allowing for more accurate torque application and reduced risk of stripping during high-stress assembly.

Key Features and Benefits

  • 12-Point Design: Allows for better socket engagement and higher torque capacity.
  • M12 x 1.25 Specification: Engineered for precise fitment in critical engine applications.
  • Superior Material: Forged from high-grade alloy steel for ultimate tensile strength.
  • Consistent Clamping: Ensures uniform pressure across your engine components.

Using inferior hardware can lead to catastrophic engine failure under load. ARP fasteners are renowned for their ability to handle the extreme cylinder pressures and vibrational forces found in racing environments. By choosing this M12 x 1.25 kit, you are investing in the longevity and performance of your engine. These nuts are finished to resist corrosion, ensuring they remain easy to remove and reuse during future maintenance intervals. Whether you are a professional engine builder or a weekend track enthusiast, you can rely on the quality of ARP. Equip your vehicle with the best components available 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

Professional Grade ARP M12 x 1.25 12pt Nut Kit

Engine reliability starts with the quality of your fasteners. The ARP M12 x 1.25 12pt Nut Kit is the gold standard for builders who demand precision and strength. These 12-point nuts are specifically designed to provide a larger wrenching surface, allowing for more accurate torque application and reduced risk of stripping during high-stress assembly.

Key Features and Benefits

  • 12-Point Design: Allows for better socket engagement and higher torque capacity.
  • M12 x 1.25 Specification: Engineered for precise fitment in critical engine applications.
  • Superior Material: Forged from high-grade alloy steel for ultimate tensile strength.
  • Consistent Clamping: Ensures uniform pressure across your engine components.

Using inferior hardware can lead to catastrophic engine failure under load. ARP fasteners are renowned for their ability to handle the extreme cylinder pressures and vibrational forces found in racing environments. By choosing this M12 x 1.25 kit, you are investing in the longevity and performance of your engine. These nuts are finished to resist corrosion, ensuring they remain easy to remove and reuse during future maintenance intervals. Whether you are a professional engine builder or a weekend track enthusiast, you can rely on the quality of ARP. Equip your vehicle with the best components available at GGCRACING.

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