🚛 QA1 1965-79 F-100 Coilover Conversion System – Ultimate Handling & Ride Control!
The QA1 1965-79 F-100 Coilover Conversion System (52621-D500) is a state-of-the-art front suspension upgrade that replaces outdated components with precision-engineered coilovers, tubular control arms, and rack-and-pinion steering. This system delivers superior ride quality, better handling, and a significant weight reduction for better performance and efficiency.
💡 Whether you’re cruising, towing, or pushing your classic truck to the limits, this kit offers the perfect blend of ride comfort and high-performance handling.
🔹 What’s Included in the Kit?
✅ Steel Crossmember – Improves structural rigidity and mounts key suspension components
✅ 2-Inch Drop Spindles – Lower your stance and improve suspension geometry
✅ Tubular Upper & Lower Control Arms – Stronger, lighter, and optimized for handling
✅ QA1 Double-Adjustable Coilovers – Dial-in compression and rebound for precise ride control
✅ 500 lb./in. Coilover Springs – Designed for a balance of comfort and performance
✅ Rack-and-Pinion Steering System – Hydraulic power assist for modern steering feel
✅ Inner & Outer Tie Rod Ends – Enhanced steering precision and stability
✅ All Required Nuts, Bolts, and Mounting Hardware – Ensuring a complete and secure installation
🚀 Everything you need to modernize your F-100’s front suspension in one comprehensive package!
🔹 Technical Specifications
| Feature | Details |
|---|---|
| Brand | QA1 |
| Manufacturer Part # | 52621-D500 |
| Product Type | Front Suspension Package |
| Crossmember Included | ✅ Yes (Steel) |
| Welding Required | ❌ No |
| Spindle Type | 2 in. Drop |
| Spindle Material | Cast Iron |
| Upper Control Arms | ✅ Yes (Tubular Steel) |
| Lower Control Arms | ✅ Yes (Tubular Steel) |
| Shock Type | Double-Adjustable Coilover |
| Coilover Spring Rate | 500 lbs./in. |
| Rack & Pinion Steering | ✅ Yes (Hydraulic Power Assist) |
| Steering Rack Material | Aluminum |
| Brake Kit Included? | ❌ No |
| Ride Height Adjustment | 3-5 inches (stock spindles), 5-7 inches (drop spindles) |
| Tie Rod Ends Included? | ✅ Yes |
| Mounting Hardware Included? | ✅ Yes |
| Installation Type | Bolt-On |
| Quantity | Sold as a Kit |
⚡ Designed for modern comfort, improved handling, and an aggressive stance!
🔹 Fitment & Compatibility
✔ Fits 1965-79 Ford F-100 trucks
✔ Works with stock or drop spindles
✔ Compatible with factory and aftermarket brake systems
✔ Optimized for wider wheels & tires
💡 Ensure proper fitment before purchasing!
🔹 Installation Notes & Tips
🔧 Direct Bolt-On Installation – No welding required
⚙️ All necessary hardware is included
🔩 Rack-and-pinion upgrade improves steering response
🛠 Professional installation recommended for best performance
⚠️ This kit provides up to 7 inches of drop – ensure proper wheel and tire clearance before installation!
❓ Frequently Asked Questions (FAQ)
🔹 How does this system improve handling over stock suspension?
- The QA1 coilover conversion replaces outdated leaf springs and worn suspension components with modern coilovers, tubular control arms, and a rack-and-pinion steering system. This results in better handling, reduced body roll, and a much smoother ride.
🔹 Is this a direct bolt-on kit?
- Yes! The entire system is designed for bolt-on installation, with no cutting or welding required.
🔹 Can I use my factory steering components with this kit?
- No. This kit comes with a rack-and-pinion system, which replaces the outdated steering box for better steering response and control.
🔹 Can I adjust my ride height with this kit?
- Yes! The coilovers allow ride height adjustment from 3-7 inches of drop, depending on whether you use stock or drop spindles.
🔹 Does this kit include disc brakes?
- No. The kit is compatible with factory and aftermarket brake systems, but does not include rotors or calipers.
🔥 Call to Action – Upgrade Your F-100’s Suspension Today!
🏆 Transform your classic Ford truck into a modern-handling machine with the QA1 1965-79 F-100 Coilover Conversion System!
✔ Upgrade your steering with rack-and-pinion precision
✔ Lower your truck up to 7 inches for the perfect stance
✔ Improve ride quality, handling, and cornering stability
✔ Bolt-on installation – No welding required!
🛒 Order Now & Experience the Best Front Suspension Upgrade for Classic Ford Trucks! 🚀
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