ATI Damper 6.10in Aluminum 7 Groove 15% Underdrive 1Pc (20032008 Dodge Non-VVT 5.7L HEMI Truck Engine) ATI918439
6.10in Aluminum 15% Underdrive Super Damper for 20032008 Dodge 5.7L HEMI Truck Engines
The ATI 6.10-inch Aluminum Super Damper (part ATI918439) is designed specifically for 20032008 Dodge trucks equipped with the non-VVT 5.7L HEMI engine. Featuring a 15% underdrive ratio, 7-groove pulley, and 1-piece lightweight aluminum design, this damper reduces parasitic drag, improves throttle response, and enhances harmonic control for long-term reliability. Ideal for street, tow, or race use, its a proven upgrade for owners looking to get more performance and efficiency from their HEMI-powered truck.
Performance Highlights
- 15% underdrive pulley frees up horsepower by reducing accessory load
- 6.10-inch outer diameter ensures compact fitment and balance control
- Lightweight 1-piece aluminum construction improves engine response and rev speed
- 7-groove pulley supports OEM-style accessory belt systems
- SFI 18.1 certified for professional race and street safety compliance
- Fully rebuildable for consistent long-term performance
Quick Specs
- Outer Diameter: 6.10 inches
- Material: Aluminum
- Pulley Type: 7 Groove
- Drive Ratio: 15% Underdrive
- Design: 1-Piece Super Damper
- Certification: SFI 18.1
- Applications: 20032008 Dodge Non-VVT 5.7L HEMI Truck Engines
- Part Number: ATI918439
Why Choose ATIs 15% UD Super Damper for Dodge HEMI Trucks?
The ATI918439 Super Damper is perfect for HEMI truck owners seeking more power, smoother operation, and greater reliability. The 15% underdrive ratio reduces parasitic losses, improving efficiency and horsepower without compromising drivability. ATIs precision-machined aluminum design offers unbeatable vibration control, ensuring long-lasting crankshaft protection and optimal performance under all conditions.
Frequently Asked Questions
What does 15% underdrive mean?
This damper spins accessories about 15% slower than stock, reducing drag and freeing up horsepower while maintaining alternator and cooling performance.
Will it fit all Dodge 5.7L HEMI trucks?
Yes. The ATI918439 fits 20032008 Dodge trucks equipped with non-VVT 5.7L HEMI engines.
Is this damper good for towing applications?
Yes. The underdrive design improves efficiency and smoothness, making it ideal for both performance and heavy-duty use.
Is it rebuildable?
Yes. Like all ATI Super Dampers, the ATI918439 is fully rebuildable using genuine ATI components to maintain performance and accuracy for years.
Vehicle Fitment
- 2003 Dodge Ram 1500 5.7L HEMI (Non-VVT)
- 2004 Dodge Ram 1500 5.7L HEMI (Non-VVT)
- 2005 Dodge Ram 1500 5.7L HEMI (Non-VVT)
- 2006 Dodge Ram 1500 5.7L HEMI (Non-VVT)
- 2007 Dodge Ram 1500 5.7L HEMI (Non-VVT)
- 2008 Dodge Ram 1500 5.7L HEMI (Non-VVT)
- 20032008 Dodge 5.7L HEMI Truck Platforms (Non-VVT)
Contact Beefcake Racing
Beefcake Racing is your performance source for ATI Super Dampers and Mopar engine components. For help selecting the right damper or to order, email sales@beefcakeracing.com or call 1-855-827-7223. Our experts can help you find the perfect damper for your Dodge truck or performance build.
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