🔥 QA1 Four-Link Conversion – Ultimate Rear Suspension Upgrade!
The QA1 Four-Link Conversion (R156-170) is a high-performance upgrade that replaces traditional leaf springs with a fully adjustable 4-link rear suspension. Designed for both street and track applications, this kit provides greater traction, better ride quality, and fine-tuned suspension control.
🔧 Minimal welding required – easy setup and installation!
🔥 Perfect for pro-touring, muscle cars, and drag racing applications where precise rear suspension tuning is key!
🔹 What’s Included in the Kit?
✅ Single Adjustable Rear Coilover Shocks – Provides custom damping adjustments for performance or comfort
✅ 170 lbs./in. Coilover Springs (Gray/Silver Finish) – Designed for balance between ride quality & performance
✅ Double Adjustable Upper Trailing Arms – Allows on-car pinion angle adjustments
✅ Single Adjustable Lower Trailing Arms – Fine-tune wheelbase & suspension alignment
✅ Trailing Arm Mount Braces for Added Stability – Enhances chassis rigidity
✅ Spherical Bearing Bushings – Reduces deflection for better handling response
✅ All Necessary Mounting Hardware for a Secure Fit
✅ Spanner Wrench for Easy Coilover Adjustments
🚀 Upgrade to QA1’s 4-link suspension and experience the difference in ride quality, handling precision, and performance tuning!
🔹 Technical Specifications
| Feature | Details |
|---|---|
| Brand | QA1 |
| Manufacturer Part # | R156-170 |
| Product Type | Rear Suspension Conversion Kit |
| Third Member Included? | ❌ No |
| Axle Shafts Included? | ❌ No |
| Upper Control Arms Included? | ❌ No |
| Lower Control Arms Included? | ❌ No |
| Rear Shocks Included? | ✅ Yes (Single Adjustable Coilover) |
| Coilover Springs Included? | ✅ Yes |
| Spring Rate (lbs/in.) | 170 lbs./in. |
| Suspension Package Finish | Black Powdercoated |
| Trailing Arm Mount Braces Included? | ✅ Yes |
| Adjustable Upper Trailing Arms? | ✅ Yes (Double Adjustable) |
| Adjustable Lower Trailing Arms? | ✅ Yes (Single Adjustable) |
| Bushings Included? | ✅ Yes (Spherical Bearing) |
| Sway Bar Included? | ❌ No |
| Watts Link Included? | ❌ No |
| Panhard Bar Included? | ❌ No |
| Brake Components Included? | ❌ No |
| Quantity | Sold as a kit |
⚡ Gain better traction, suspension articulation, and stability with this premium four-link conversion kit!
🔹 Fitment & Compatibility
✔ Designed for Vehicles Looking to Upgrade from Leaf Springs to a Modern 4-Link Setup
✔ Compatible with Coilover Suspension Systems for Fine-Tuned Ride Height & Handling
✔ Ideal for Street Performance, Pro-Touring, and Drag Racing Applications
💡 Perfect for enthusiasts who want a rear suspension system that balances daily drivability with high-performance handling!
🔹 Installation Notes & Tips
🔧 Minimal Welding Required – Designed for a Smooth Installation
⚙️ Adjust Ride Height, Pinion Angle & Wheelbase with a Few Tweaks – No Link Removal Needed
🔩 Ensure Proper Suspension Alignment After Installation for Maximum Performance
🛠 Pair with Performance Coilovers for Ultimate Handling & Comfort
⚠️ Professional Installation Recommended for Best Suspension Tuning & Setup
❓ Frequently Asked Questions (FAQ)
🔹 How does a 4-link suspension improve handling?
- A triangulated 4-link setup eliminates axle wrap, improves traction, and provides superior handling compared to traditional leaf spring designs.
🔹 Do I need to modify my floor pan to install this kit?
- No! This system is designed to fit without requiring floor pan modifications.
🔹 Can I adjust my ride height and suspension geometry with this kit?
- Yes! The adjustable coilovers and trailing arms allow for easy tuning of ride height, pinion angle, and wheelbase.
🔹 Is this kit suitable for daily driving?
- Absolutely! QA1’s single adjustable shocks allow for ride comfort customization, making it perfect for both daily driving and performance applications.
🔹 Do I need to purchase additional parts for installation?
- No, this kit includes everything needed for installation—just ensure you have the required welding capabilities or professional assistance.
🔥 Call to Action – Upgrade to a High-Performance 4-Link Suspension Today!
🏆 Ditch your outdated leaf springs and gain total control over your rear suspension with the QA1 Four-Link Conversion Kit!
✔ Fully Adjustable 4-Link Design for Maximum Performance & Comfort
✔ Single Adjustable Coilovers for Ride Height & Suspension Tuning
✔ Perfect for Street, Pro-Touring, & Drag Racing Applications
✔ Minimal Welding Required – Direct Fit with No Floor Modifications
🛒 Order Now & Experience a New Level of Suspension Performance! 🚀
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