Auto Racing Products M12x1.25 12-Point Chromoly Nut — Universal Fit

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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.

Ultimate Security: ARP M12x1.25 12-Point Chromoly Nut

Ensure maximum security for your critical components with the Auto Racing Products M12x1.25 12-Point Chromoly Nut. Engineered for high-performance applications, this nut provides superior clamping force and resistance to loosening under extreme conditions. Its robust chromoly construction makes it an essential upgrade for any vehicle where reliability and strength are paramount, from track cars to heavy-duty trucks.

Precision Crafted for Demanding Use

This ARP nut features a precise M12x1.25 thread pitch, ensuring compatibility with a wide range of studs. The 12-point head design (14mm) allows for multiple wrenching angles, making installation and removal easier in tight spaces while providing excellent torque transfer. Crafted from premium chromoly steel, it offers exceptional tensile strength and fatigue resistance. A durable black oxide finish not only enhances its appearance but also provides crucial protection against corrosion and wear, extending its lifespan.

  • Thread Specification: M12 x 1.25
  • Head Type: 12-Point
  • Head Size: 14mm
  • Material: High-Strength Chromoly Steel
  • Finish: Black Oxide for enhanced durability
  • Fitment: Universal application

The ARP Difference in Fastening

Auto Racing Products is a trusted name in the performance industry, known for producing fasteners that consistently outperform the competition. This M12x1.25 12-point nut is no exception, offering a significant upgrade in strength and reliability over standard nuts. Pair it with ARP studs for a complete, unyielding fastening solution that gives you confidence in every drive. Discover the full range of ARP fasteners at GGCRACING.COM.

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.

Ultimate Security: ARP M12x1.25 12-Point Chromoly Nut

Ensure maximum security for your critical components with the Auto Racing Products M12x1.25 12-Point Chromoly Nut. Engineered for high-performance applications, this nut provides superior clamping force and resistance to loosening under extreme conditions. Its robust chromoly construction makes it an essential upgrade for any vehicle where reliability and strength are paramount, from track cars to heavy-duty trucks.

Precision Crafted for Demanding Use

This ARP nut features a precise M12x1.25 thread pitch, ensuring compatibility with a wide range of studs. The 12-point head design (14mm) allows for multiple wrenching angles, making installation and removal easier in tight spaces while providing excellent torque transfer. Crafted from premium chromoly steel, it offers exceptional tensile strength and fatigue resistance. A durable black oxide finish not only enhances its appearance but also provides crucial protection against corrosion and wear, extending its lifespan.

  • Thread Specification: M12 x 1.25
  • Head Type: 12-Point
  • Head Size: 14mm
  • Material: High-Strength Chromoly Steel
  • Finish: Black Oxide for enhanced durability
  • Fitment: Universal application

The ARP Difference in Fastening

Auto Racing Products is a trusted name in the performance industry, known for producing fasteners that consistently outperform the competition. This M12x1.25 12-point nut is no exception, offering a significant upgrade in strength and reliability over standard nuts. Pair it with ARP studs for a complete, unyielding fastening solution that gives you confidence in every drive. Discover the full range of ARP fasteners at GGCRACING.COM.

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.

Ultimate Security: ARP M12x1.25 12-Point Chromoly Nut

Ensure maximum security for your critical components with the Auto Racing Products M12x1.25 12-Point Chromoly Nut. Engineered for high-performance applications, this nut provides superior clamping force and resistance to loosening under extreme conditions. Its robust chromoly construction makes it an essential upgrade for any vehicle where reliability and strength are paramount, from track cars to heavy-duty trucks.

Precision Crafted for Demanding Use

This ARP nut features a precise M12x1.25 thread pitch, ensuring compatibility with a wide range of studs. The 12-point head design (14mm) allows for multiple wrenching angles, making installation and removal easier in tight spaces while providing excellent torque transfer. Crafted from premium chromoly steel, it offers exceptional tensile strength and fatigue resistance. A durable black oxide finish not only enhances its appearance but also provides crucial protection against corrosion and wear, extending its lifespan.

  • Thread Specification: M12 x 1.25
  • Head Type: 12-Point
  • Head Size: 14mm
  • Material: High-Strength Chromoly Steel
  • Finish: Black Oxide for enhanced durability
  • Fitment: Universal application

The ARP Difference in Fastening

Auto Racing Products is a trusted name in the performance industry, known for producing fasteners that consistently outperform the competition. This M12x1.25 12-point nut is no exception, offering a significant upgrade in strength and reliability over standard nuts. Pair it with ARP studs for a complete, unyielding fastening solution that gives you confidence in every drive. Discover the full range of ARP fasteners at GGCRACING.COM.

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