Auto Racing Products 12mm x 1.25 12-Point Chromoly Nut — High Strength Fastener

SKU: BQDN_300-8308
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About Auto Racing Products ARP (Automotive Racing Products) makes the ...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 Auto Racing Products

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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High-Performance 12mm x 1.25 12-Point Chromoly Nut

When building for speed and reliability, every component counts. This Auto Racing Products (ARP) 12mm x 1.25 12-point nut is engineered to provide superior clamping force for the most demanding applications. Constructed from high-tensile chromoly steel and treated with a black oxide finish, this nut is built to resist the stresses of high-performance driving while maintaining its structural integrity under extreme heat and vibration.

Technical Specifications

  • Thread Size: 12mm x 1.25
  • Head Style: 12-Point
  • Head Size: 14mm
  • Material: High-strength chromoly
  • Finish: Black oxide
  • Application: Critical engine and chassis fasteners

The 12-point head configuration is specifically chosen for high-performance builds, offering better access in tight areas and allowing for more precise torque application. Whether you are assembling a racing engine, upgrading your suspension, or reinforcing your drivetrain, these fasteners ensure that your components stay exactly where they belong. ARP is the gold standard in the racing world, and this nut is no exception, offering the durability and peace of mind that professional builders rely on. Avoid the risks of using inferior hardware and upgrade to the industry-leading strength of ARP. Find this and other essential performance fasteners for your vehicle at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Auto Racing Products

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

High-Performance 12mm x 1.25 12-Point Chromoly Nut

When building for speed and reliability, every component counts. This Auto Racing Products (ARP) 12mm x 1.25 12-point nut is engineered to provide superior clamping force for the most demanding applications. Constructed from high-tensile chromoly steel and treated with a black oxide finish, this nut is built to resist the stresses of high-performance driving while maintaining its structural integrity under extreme heat and vibration.

Technical Specifications

  • Thread Size: 12mm x 1.25
  • Head Style: 12-Point
  • Head Size: 14mm
  • Material: High-strength chromoly
  • Finish: Black oxide
  • Application: Critical engine and chassis fasteners

The 12-point head configuration is specifically chosen for high-performance builds, offering better access in tight areas and allowing for more precise torque application. Whether you are assembling a racing engine, upgrading your suspension, or reinforcing your drivetrain, these fasteners ensure that your components stay exactly where they belong. ARP is the gold standard in the racing world, and this nut is no exception, offering the durability and peace of mind that professional builders rely on. Avoid the risks of using inferior hardware and upgrade to the industry-leading strength of ARP. Find this and other essential performance fasteners for your vehicle at GGCRACING.

Product Details

Product Description

About Auto Racing Products

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

High-Performance 12mm x 1.25 12-Point Chromoly Nut

When building for speed and reliability, every component counts. This Auto Racing Products (ARP) 12mm x 1.25 12-point nut is engineered to provide superior clamping force for the most demanding applications. Constructed from high-tensile chromoly steel and treated with a black oxide finish, this nut is built to resist the stresses of high-performance driving while maintaining its structural integrity under extreme heat and vibration.

Technical Specifications

  • Thread Size: 12mm x 1.25
  • Head Style: 12-Point
  • Head Size: 14mm
  • Material: High-strength chromoly
  • Finish: Black oxide
  • Application: Critical engine and chassis fasteners

The 12-point head configuration is specifically chosen for high-performance builds, offering better access in tight areas and allowing for more precise torque application. Whether you are assembling a racing engine, upgrading your suspension, or reinforcing your drivetrain, these fasteners ensure that your components stay exactly where they belong. ARP is the gold standard in the racing world, and this nut is no exception, offering the durability and peace of mind that professional builders rely on. Avoid the risks of using inferior hardware and upgrade to the industry-leading strength of ARP. Find this and other essential performance fasteners for your vehicle at GGCRACING.

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