Take your classic Mustang’s suspension to the next level with QA1’s Pro Coil System. Engineered specifically for 1964–1966 Mustangs, this double adjustable coilover kit gives you complete control over ride quality, stance, and performance. Featuring 10” coil springs with a 350 lb./in. spring rate, it’s an ideal setup for drivers who want a balance of comfort and handling with full adjustability for any driving situation. TOTAL SUSPENSION CONTROL QA1 double adjustable coilovers allow independent adjustment of rebound and compression. With 18 clicks for each, you can precisely tune how your Mustang reacts to bumps, corners, and acceleration. Whether you’re cruising, carving corners, or dialing in track settings, this system gives you unmatched control. RIDE HEIGHT FLEXIBILITY Fine-tune your Mustang’s stance with adjustable ride height from factory stock height down to 2” lower. Achieve the aggressive look you want while maintaining proper suspension geometry for predictable handling. EASY BOLT-IN INSTALLATION QA1 designed this system as a direct bolt-in replacement. No welding, no cutting - just straightforward installation with standard tools. Perfect for DIY enthusiasts and builders who want modern performance without fabrication.
Installation InstructionsThis Part Fits:
| Year |
Make |
Model |
Submodel |
| 1964-1966 |
Ford |
Mustang |
Base |
| 1965-1966 |
Ford |
Mustang |
Shelby GT-350 |
| 1966 |
Ford |
Mustang |
Shelby GT-350H |
⚠️ California Proposition 65 Warning:
This product may expose you to chemicals known to the State of California
to cause cancer or reproductive harm.
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Fitment Guarantee:
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Avoid the headache of the wrong part. If you are unsure about compatibility, contact us first. If we verify the fitment for your vehicle via email and it doesn’t fit, we will handle the exchange at no cost to you.
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Exclusions:
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Fitment Guarantee
Fitment guides and tools are helpful—but your car is unique! Some trims and options aren’t always listed, so if you want 100% confidence that a part will fit, our team is happy to double-check for you. We take the guesswork out of your purchase by standing behind our expertise.
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