PRW

PRW Harmonic Damper SFI 18.1 Steel FluidGel — Fits 1998-2006 GM LS1 Engines

PRW Harmonic Damper SFI 18.1 Steel FluidGel — Fits 1998-2006 GM LS1 Engines
PRW Harmonic Damper SFI 18.1 Steel FluidGel — Fits 1998-2006 GM LS1 Engines
PRW Harmonic Damper SFI 18.1 Steel FluidGel — Fits 1998-2006 GM LS1 Engines
PRW Harmonic Damper SFI 18.1 Steel FluidGel — Fits 1998-2006 GM LS1 Engines
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PRW Harmonic Damper SFI 18.1 Steel FluidGel — Fits 1998-2006 GM LS1 EnginesPRW Harmonic Damper SFI 18.1 Steel FluidGel — Fits 1998-2006 GM LS1 EnginesPRW Harmonic Damper SFI 18.1 Steel FluidGel — Fits 1998-2006 GM LS1 EnginesPRW Harmonic Damper SFI 18.1 Steel FluidGel — Fits 1998-2006 GM LS1 Engines
PRW

PRW Harmonic Damper SFI 18.1 Steel FluidGel — Fits 1998-2006 GM LS1 Engines

SKU: FMJX_2534601
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$232.93
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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
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Product Details

Product Description
Part Numbers
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About PRW

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

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High-Performance Harmonic Damping for GM LS1

The PRW SFI 18.1 Harmonic Damper is the definitive choice for enthusiasts looking to protect their GM LS1 engine from damaging harmonic vibrations. Designed for 1998-2006 LS-Series engines, this unit replaces the factory balancer with a high-strength steel component that utilizes FluidGel technology to effectively dampen resonance at high RPMs.

Engineered for Performance

  • SFI 18.1 Safety Rated: Compliant with racing regulations for maximum safety and reliability.
  • Advanced FluidGel Design: Offers consistent damping performance that outlasts traditional rubber-style balancers.
  • Internal Balance: Designed for seamless integration with LS1 rotating assemblies.
  • Corrosion Resistant: Finished in a durable black paint to maintain a clean appearance under the hood.
  • Reduced Parasitic Loss: Underdrive design helps free up hidden horsepower.

When you push your engine to the limit, harmonic resonance becomes a significant threat to your crankshaft and bearings. By installing this PRW damper, you are ensuring that your engine runs smoother and stays protected during high-load conditions. Upgrade your valvetrain stability and overall engine health with premium components from GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About PRW

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

Watch in action

High-Performance Harmonic Damping for GM LS1

The PRW SFI 18.1 Harmonic Damper is the definitive choice for enthusiasts looking to protect their GM LS1 engine from damaging harmonic vibrations. Designed for 1998-2006 LS-Series engines, this unit replaces the factory balancer with a high-strength steel component that utilizes FluidGel technology to effectively dampen resonance at high RPMs.

Engineered for Performance

  • SFI 18.1 Safety Rated: Compliant with racing regulations for maximum safety and reliability.
  • Advanced FluidGel Design: Offers consistent damping performance that outlasts traditional rubber-style balancers.
  • Internal Balance: Designed for seamless integration with LS1 rotating assemblies.
  • Corrosion Resistant: Finished in a durable black paint to maintain a clean appearance under the hood.
  • Reduced Parasitic Loss: Underdrive design helps free up hidden horsepower.

When you push your engine to the limit, harmonic resonance becomes a significant threat to your crankshaft and bearings. By installing this PRW damper, you are ensuring that your engine runs smoother and stays protected during high-load conditions. Upgrade your valvetrain stability and overall engine health with premium components from GGCRACING.

Product Details

Product Description

About PRW

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

Watch in action

High-Performance Harmonic Damping for GM LS1

The PRW SFI 18.1 Harmonic Damper is the definitive choice for enthusiasts looking to protect their GM LS1 engine from damaging harmonic vibrations. Designed for 1998-2006 LS-Series engines, this unit replaces the factory balancer with a high-strength steel component that utilizes FluidGel technology to effectively dampen resonance at high RPMs.

Engineered for Performance

  • SFI 18.1 Safety Rated: Compliant with racing regulations for maximum safety and reliability.
  • Advanced FluidGel Design: Offers consistent damping performance that outlasts traditional rubber-style balancers.
  • Internal Balance: Designed for seamless integration with LS1 rotating assemblies.
  • Corrosion Resistant: Finished in a durable black paint to maintain a clean appearance under the hood.
  • Reduced Parasitic Loss: Underdrive design helps free up hidden horsepower.

When you push your engine to the limit, harmonic resonance becomes a significant threat to your crankshaft and bearings. By installing this PRW damper, you are ensuring that your engine runs smoother and stays protected during high-load conditions. Upgrade your valvetrain stability and overall engine health with premium components from GGCRACING.

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