What kind of adjustability does this coil-over system offer?

This QA1 Pro Coil System features double adjustable shocks, which means you can independently adjust both rebound and compression. Each shock has 18 clicks of adjustment, allowing you to fine-tune your Mustang's handling characteristics.

Can I adjust the ride height with this system?

Yes, this coil-over system allows you to adjust the ride height of your Mustang. You can lower it from the factory stock height down to 2 inches, giving you the flexibility to achieve your desired stance.

Is this a difficult system to install?

The QA1 Pro Coil System is designed for a straightforward installation. It bolts directly into place on 1964-1966 Mustangs, so there's no need for cutting or welding. Refer to the manufacturer's instructions for complete details.

QA1 64-66 Ford Mustang Pro Front Coil-Over System - Double Adj. - 10in x 450lbs/in - Aluminum

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Specifications

Brand: QA1
Part #: MD401-10450C
UPC: 806990158659

QA1 64-66 Ford Mustang Pro Front Coil-Over System - Double Adj. - 10in x 450lbs/in - Aluminum

Name: QA1 64-66 Ford Mustang Pro Front Coil-Over System - Double Adj. - 10in x 450lbs/in - Aluminum
Brand: QA1
Price: 1171.52 USD
Availability: InStock

$1171.52

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Get full control over your Mustang's ride with this double-adjustable coil-over system from QA1.

Key Features

Double adjustable shocks — independently adjust rebound and compression
18 clicks of adjustment — fine-tune response to bumps and cornering
Ride height adjustment — adjust from stock height down to 2” lower
Bolt-in installation — no cutting or welding needed

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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Fits this vehicle

Ford Mustang 1964-1966

Product Details

Unlock maximum performance and adjustability for your classic Mustang with QA1’s Pro Coil System. Designed specifically for 1964–1966 Mustangs, this double adjustable coilover kit gives you total control over ride quality, stance, and handling. Featuring 10” coil springs with a 450 lb./in. spring rate, this setup is perfect for aggressive street performance and track-style handling. COMPLETE TUNING CONTROL QA1 double adjustable shocks provide independent rebound and compression adjustment, with 18 clicks each. This lets you precisely tune how your Mustang responds to bumps, body roll, and cornering forces. Whether you’re dialing in settings for cruising, carving corners, or competition driving, you’ll have full suspension control at your fingertips. CUSTOMIZABLE RIDE HEIGHT Achieve the stance you want with ride height adjustment from factory stock height down to 2” lower. Perfect for lowering your Mustang for a more aggressive look or fine-tuning ride height to match wheels, tires, or handling preferences. EASY BOLT-IN INSTALLATION No cutting. No welding. The QA1 Pro Coil System bolts directly into place, making it a straightforward upgrade that delivers modern suspension performance without fabrication.