ATI Damper 6.78in Aluminum 6 Groove No A/C Aluminum Hub OEM Size (20112025 Ford Mustang Coyote 5.0 / 20112023 Ford F-150 5.0L) ATI918047NA
OEM-Size No A/C Aluminum Super Damper for Ford Coyote 5.0L Engines
The ATI 6.78-inch Aluminum Super Damper (part ATI918047NA) is precision-engineered for 20112025 Ford Mustang GT 5.0L and 20112023 Ford F-150 5.0L Coyote engines. Designed for vehicles running without A/C systems, this damper maintains OEM pulley diameter while providing world-class harmonic control and reliability. Featuring a lightweight aluminum hub and SFI 18.1 certification, its ideal for street, track, and boosted applications demanding vibration-free operation and long-term balance stability.
Performance Highlights
- OEM 6.78-inch diameter preserves factory pulley ratios and alignment
- No A/C pulley configuration simplifies accessory drive and reduces rotating weight
- 6-groove pulley supports factory-style accessory belts
- Lightweight aluminum hub enhances throttle response and reduces crankshaft load
- Advanced harmonic damping system eliminates torsional vibration
- SFI 18.1 certified for race-level strength and safety
- Fully rebuildable for consistent, long-term performance
Quick Specs
- Outer Diameter: 6.78 inches
- Material: Aluminum
- Pulley Type: 6 Groove
- Configuration: No A/C
- Hub Material: Aluminum
- Size: OEM Diameter
- Rings: 3
- Certification: SFI 18.1
- Applications: 20112025 Mustang GT 5.0L / 20112023 F-150 5.0L
- Part Number: ATI918047NA
Why Choose the ATI 6.78in Aluminum No A/C Super Damper?
The ATI918047NA provides factory pulley sizing with the superior damping performance demanded by high-revving Coyotes. Its aluminum hub design reduces rotating mass for quicker revs, while the no A/C configuration keeps front-end assembly lighter and more efficient. Whether your Coyote is in a street-driven Mustang or a high-load F-150, ATIs advanced damping technology ensures balanced, vibration-free performance from idle to redline even under boost.
Frequently Asked Questions
Does this fit both Mustang and F-150 applications?
Yes. The ATI918047NA fits 20112025 Mustang GT 5.0L and 20112023 F-150 5.0L engines using a no A/C drive setup.
Will this change accessory or supercharger pulley ratios?
No. This damper is OEM-sized, maintaining factory belt speeds and alignment.
Is it suitable for forced induction?
Yes. Its SFI 18.1 certification and precision balancing make it perfect for both naturally aspirated and boosted builds.
Does the aluminum hub affect reliability?
No. ATIs aluminum hub is designed for strength and durability while improving throttle response through reduced rotational mass.
Vehicle Fitment
- 2011 Ford Mustang GT 5.0L Coyote
- 2012 Ford Mustang GT 5.0L Coyote
- 2013 Ford Mustang GT 5.0L Coyote
- 2014 Ford Mustang GT 5.0L Coyote
- 2015 Ford Mustang GT 5.0L Coyote
- 2016 Ford Mustang GT 5.0L Coyote
- 2017 Ford Mustang GT 5.0L Coyote
- 2018 Ford Mustang GT 5.0L Coyote
- 2019 Ford Mustang GT 5.0L Coyote
- 2020 Ford Mustang GT 5.0L Coyote
- 2021 Ford Mustang GT 5.0L Coyote
- 2022 Ford Mustang GT 5.0L Coyote
- 2023 Ford Mustang GT 5.0L Coyote
- 2024 Ford Mustang GT 5.0L Coyote
- 2025 Ford Mustang GT 5.0L Coyote
- 2011 Ford F-150 5.0L Coyote
- 2012 Ford F-150 5.0L Coyote
- 2013 Ford F-150 5.0L Coyote
- 2014 Ford F-150 5.0L Coyote
- 2015 Ford F-150 5.0L Coyote
- 2016 Ford F-150 5.0L Coyote
- 2017 Ford F-150 5.0L Coyote
- 2018 Ford F-150 5.0L Coyote
- 2019 Ford F-150 5.0L Coyote
- 2020 Ford F-150 5.0L Coyote
- 2021 Ford F-150 5.0L Coyote
- 2022 Ford F-150 5.0L Coyote
- 2023 Ford F-150 5.0L Coyote
Contact Beefcake Racing
Beefcake Racing is your trusted source for ATI Super Dampers and Ford Coyote performance parts. For expert guidance or to place an order, email sales@beefcakeracing.com or call 1-855-827-7223. Our team of gearheads will ensure you get the perfect damper for your Mustang or F-150 build.
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