ATI Installation Stud & Washer M18x1.5x3.0 — Fits Duramax & Toyota 2JZ

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SKU: APPATI918999D
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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 ATI

ATI engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full ATI lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Precision Damper Installation for High-Performance Engines

Ensure your harmonic damper is seated securely with the ATI Installation Stud and Washer kit. Specifically engineered for the M18x1.5 thread pitch found on Duramax diesel engines and the legendary Toyota 2JZ platform, this adapter is a critical component for any engine builder. When dealing with high-torque applications, the integrity of your damper installation is paramount to preventing harmonic vibration and crankshaft damage.

Why Choose ATI Hardware?

  • Precision-machined M18x1.5 thread pitch for a perfect fit
  • High-strength steel construction for maximum torque resistance
  • Includes heavy-duty washer to distribute clamping force evenly
  • Designed specifically for Duramax and Toyota 2JZ crankshaft snouts
  • Simplifies the installation process for ATI damper systems

This installation stud serves as the bridge between your installation tool and the crankshaft, providing the necessary reach and thread engagement to pull the damper into place safely. By utilizing a dedicated adapter, you avoid the risks associated with universal hardware that may not provide adequate thread depth or strength. Trust the reliability of ATI components to keep your engine running smoothly under extreme conditions. For all your specialized hardware needs, rely on the expert selection available at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About ATI

ATI engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full ATI lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Precision Damper Installation for High-Performance Engines

Ensure your harmonic damper is seated securely with the ATI Installation Stud and Washer kit. Specifically engineered for the M18x1.5 thread pitch found on Duramax diesel engines and the legendary Toyota 2JZ platform, this adapter is a critical component for any engine builder. When dealing with high-torque applications, the integrity of your damper installation is paramount to preventing harmonic vibration and crankshaft damage.

Why Choose ATI Hardware?

  • Precision-machined M18x1.5 thread pitch for a perfect fit
  • High-strength steel construction for maximum torque resistance
  • Includes heavy-duty washer to distribute clamping force evenly
  • Designed specifically for Duramax and Toyota 2JZ crankshaft snouts
  • Simplifies the installation process for ATI damper systems

This installation stud serves as the bridge between your installation tool and the crankshaft, providing the necessary reach and thread engagement to pull the damper into place safely. By utilizing a dedicated adapter, you avoid the risks associated with universal hardware that may not provide adequate thread depth or strength. Trust the reliability of ATI components to keep your engine running smoothly under extreme conditions. For all your specialized hardware needs, rely on the expert selection available at GGCRACING.

Product Details

Product Description

About ATI

ATI engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full ATI lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Precision Damper Installation for High-Performance Engines

Ensure your harmonic damper is seated securely with the ATI Installation Stud and Washer kit. Specifically engineered for the M18x1.5 thread pitch found on Duramax diesel engines and the legendary Toyota 2JZ platform, this adapter is a critical component for any engine builder. When dealing with high-torque applications, the integrity of your damper installation is paramount to preventing harmonic vibration and crankshaft damage.

Why Choose ATI Hardware?

  • Precision-machined M18x1.5 thread pitch for a perfect fit
  • High-strength steel construction for maximum torque resistance
  • Includes heavy-duty washer to distribute clamping force evenly
  • Designed specifically for Duramax and Toyota 2JZ crankshaft snouts
  • Simplifies the installation process for ATI damper systems

This installation stud serves as the bridge between your installation tool and the crankshaft, providing the necessary reach and thread engagement to pull the damper into place safely. By utilizing a dedicated adapter, you avoid the risks associated with universal hardware that may not provide adequate thread depth or strength. Trust the reliability of ATI components to keep your engine running smoothly under extreme conditions. For all your specialized hardware needs, rely on the expert selection available at GGCRACING.

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