Auto Racing Products 1/4 ID Flat Washer 10pk — No-Chamfer Chromoly Black Oxide

SKU: BQDN_200-8669
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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.

High-Performance Flat Washers for Precision Builds

When every detail counts in your racing build, rely on Auto Racing Products for your hardware needs. These 1/4 inch ID flat washers feature a no-chamfer design, providing a flat, uniform surface area for maximum contact and load distribution. Manufactured from high-tensile chromoly steel, these washers are built to withstand the extreme vibrations and thermal cycles found in competitive racing environments.

Technical Specifications

  • Inner Diameter: 0.25 inches
  • Outer Diameter: 0.55 inches
  • Thickness: 0.075 inches
  • Material: Chromoly Steel
  • Finish: Black Oxide
  • Style: No-Chamfer (Flat)
  • Quantity: 10-pack set

The black oxide finish not only provides a sleek, professional look but also adds a layer of protection against oxidation. These washers are ideal for applications where a flush, non-chamfered seat is required to ensure proper torque retention and structural stability. Perfect for engine accessories, bracketry, and interior mounting, these washers maintain their shape under heavy clamping loads. By choosing high-quality hardware, you eliminate the risk of loose fasteners and component failure during critical race moments. Experience the durability and precision that professional engine builders demand. Find these essential fasteners and more 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.

High-Performance Flat Washers for Precision Builds

When every detail counts in your racing build, rely on Auto Racing Products for your hardware needs. These 1/4 inch ID flat washers feature a no-chamfer design, providing a flat, uniform surface area for maximum contact and load distribution. Manufactured from high-tensile chromoly steel, these washers are built to withstand the extreme vibrations and thermal cycles found in competitive racing environments.

Technical Specifications

  • Inner Diameter: 0.25 inches
  • Outer Diameter: 0.55 inches
  • Thickness: 0.075 inches
  • Material: Chromoly Steel
  • Finish: Black Oxide
  • Style: No-Chamfer (Flat)
  • Quantity: 10-pack set

The black oxide finish not only provides a sleek, professional look but also adds a layer of protection against oxidation. These washers are ideal for applications where a flush, non-chamfered seat is required to ensure proper torque retention and structural stability. Perfect for engine accessories, bracketry, and interior mounting, these washers maintain their shape under heavy clamping loads. By choosing high-quality hardware, you eliminate the risk of loose fasteners and component failure during critical race moments. Experience the durability and precision that professional engine builders demand. Find these essential fasteners and more 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.

High-Performance Flat Washers for Precision Builds

When every detail counts in your racing build, rely on Auto Racing Products for your hardware needs. These 1/4 inch ID flat washers feature a no-chamfer design, providing a flat, uniform surface area for maximum contact and load distribution. Manufactured from high-tensile chromoly steel, these washers are built to withstand the extreme vibrations and thermal cycles found in competitive racing environments.

Technical Specifications

  • Inner Diameter: 0.25 inches
  • Outer Diameter: 0.55 inches
  • Thickness: 0.075 inches
  • Material: Chromoly Steel
  • Finish: Black Oxide
  • Style: No-Chamfer (Flat)
  • Quantity: 10-pack set

The black oxide finish not only provides a sleek, professional look but also adds a layer of protection against oxidation. These washers are ideal for applications where a flush, non-chamfered seat is required to ensure proper torque retention and structural stability. Perfect for engine accessories, bracketry, and interior mounting, these washers maintain their shape under heavy clamping loads. By choosing high-quality hardware, you eliminate the risk of loose fasteners and component failure during critical race moments. Experience the durability and precision that professional engine builders demand. Find these essential fasteners and more for your vehicle at GGCRACING.

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