Auto Racing Products 1/4-20 x 1.500" 12pt Chromoly Bolts - Black Oxide (5-Pack)

SKU: BQDN_640-1500
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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.

Maximum Security: ARP 1/4-20 x 1.500" 12-Point Chromoly Bolts

For applications demanding extended reach and uncompromising strength, Auto Racing Products (ARP) delivers with its 1/4-20 x 1.500" 12-point chromoly bolts. These premium fasteners are precision-machined from high-grade chromoly steel, offering superior tensile strength and resistance to fatigue, making them essential for critical connections in high-performance automotive and racing builds. The robust black oxide finish provides excellent corrosion resistance and a professional, stealthy appearance.

Built for Demanding Applications

The 5/16 inch 12-point head design ensures maximum wrench engagement, allowing for precise and consistent torque values, which is paramount for maintaining the integrity of your assemblies. With a generous 1.500-inch length, these bolts are perfect for securing components that require a longer thread engagement, such as deep mounting points or stacked assemblies. ARP's legendary quality control guarantees each bolt performs flawlessly under extreme conditions.

  • Thread Size: 1/4-20 inches
  • Length: 1.500 inches
  • Head Type: 12-Point, 5/16 inch
  • Material: High-Strength Chromoly Steel
  • Finish: Black Oxide for enhanced durability
  • Quantity: Set of 5 bolts
  • Application: Universal, extended-reach high-performance fastening

The Advantage of ARP Engineering

Choosing ARP means investing in fasteners that are proven on the track and trusted by professionals. These chromoly bolts are engineered to withstand the most brutal forces, preventing stretching and yielding where standard hardware would fail. Their superior design and material composition ensure long-term reliability and peace of mind for your most vital connections. Find the best in high-performance fasteners and more 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.

Maximum Security: ARP 1/4-20 x 1.500" 12-Point Chromoly Bolts

For applications demanding extended reach and uncompromising strength, Auto Racing Products (ARP) delivers with its 1/4-20 x 1.500" 12-point chromoly bolts. These premium fasteners are precision-machined from high-grade chromoly steel, offering superior tensile strength and resistance to fatigue, making them essential for critical connections in high-performance automotive and racing builds. The robust black oxide finish provides excellent corrosion resistance and a professional, stealthy appearance.

Built for Demanding Applications

The 5/16 inch 12-point head design ensures maximum wrench engagement, allowing for precise and consistent torque values, which is paramount for maintaining the integrity of your assemblies. With a generous 1.500-inch length, these bolts are perfect for securing components that require a longer thread engagement, such as deep mounting points or stacked assemblies. ARP's legendary quality control guarantees each bolt performs flawlessly under extreme conditions.

  • Thread Size: 1/4-20 inches
  • Length: 1.500 inches
  • Head Type: 12-Point, 5/16 inch
  • Material: High-Strength Chromoly Steel
  • Finish: Black Oxide for enhanced durability
  • Quantity: Set of 5 bolts
  • Application: Universal, extended-reach high-performance fastening

The Advantage of ARP Engineering

Choosing ARP means investing in fasteners that are proven on the track and trusted by professionals. These chromoly bolts are engineered to withstand the most brutal forces, preventing stretching and yielding where standard hardware would fail. Their superior design and material composition ensure long-term reliability and peace of mind for your most vital connections. Find the best in high-performance fasteners and more 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.

Maximum Security: ARP 1/4-20 x 1.500" 12-Point Chromoly Bolts

For applications demanding extended reach and uncompromising strength, Auto Racing Products (ARP) delivers with its 1/4-20 x 1.500" 12-point chromoly bolts. These premium fasteners are precision-machined from high-grade chromoly steel, offering superior tensile strength and resistance to fatigue, making them essential for critical connections in high-performance automotive and racing builds. The robust black oxide finish provides excellent corrosion resistance and a professional, stealthy appearance.

Built for Demanding Applications

The 5/16 inch 12-point head design ensures maximum wrench engagement, allowing for precise and consistent torque values, which is paramount for maintaining the integrity of your assemblies. With a generous 1.500-inch length, these bolts are perfect for securing components that require a longer thread engagement, such as deep mounting points or stacked assemblies. ARP's legendary quality control guarantees each bolt performs flawlessly under extreme conditions.

  • Thread Size: 1/4-20 inches
  • Length: 1.500 inches
  • Head Type: 12-Point, 5/16 inch
  • Material: High-Strength Chromoly Steel
  • Finish: Black Oxide for enhanced durability
  • Quantity: Set of 5 bolts
  • Application: Universal, extended-reach high-performance fastening

The Advantage of ARP Engineering

Choosing ARP means investing in fasteners that are proven on the track and trusted by professionals. These chromoly bolts are engineered to withstand the most brutal forces, preventing stretching and yielding where standard hardware would fail. Their superior design and material composition ensure long-term reliability and peace of mind for your most vital connections. Find the best in high-performance fasteners and more at GGCRACING.COM.

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