QA1 1988-98 C1500 Rear Coilover Conversion System – Ultimate Performance Upgrade!

The QA1 1988-98 C1500 Rear Coilover Conversion System (R140-170) is a high-performance rear suspension upgrade that replaces outdated leaf springs with adjustable coilovers, an adjustable panhard bar, and trailing arms. This easy-to-install system enhances handling, ride comfort, and suspension control while maintaining full adjustability.

Perfect for street performance, towing, and daily driving applications!

What’s Included in the Kit?

✅ QA1 Adjustable Coilover Shocks – Fine-tune damping for performance or comfort
✅ 170 lbs./in. Coilover Springs – Designed for a smooth yet stable ride
✅ Adjustable Panhard Bar – Ensures proper rear axle alignment
✅ Torque Arm Suspension with C-Notch Bracket – Improves rear-end stability & support
✅ Adjustable Lower Trailing Arms – Allows fine-tuning of suspension geometry
✅ All Necessary Mounting Hardware – Complete installation package

Everything you need for a modern-handling C1500 in one complete package!

Technical Specifications

⚡ Optimized for enhanced stability, improved traction, and a modern ride feel!

Fitment & Compatibility

✔ Fits 1988-1998 Chevrolet & GMC C1500 Models
✔ Designed for trucks with 10-bolt rear differentials only
✔ Compatible with factory and aftermarket wheels/suspension setups

Ensure proper fitment before purchasing!

Installation Notes & Tips

Direct Bolt-On Installation – No welding or bed removal required
⚙️ Includes all necessary hardware for easy install
Adjustable panhard bar ensures proper rear axle alignment
Professional installation recommended for best performance

⚠️ Not compatible with 12-bolt rear differentials

❓ Frequently Asked Questions (FAQ)

How does this system improve handling over stock suspension?

• The QA1 coilover conversion eliminates factory leaf springs and replaces them with adjustable coilovers and a panhard bar, providing better handling, reduced body roll, and superior ride quality.

Is this a direct bolt-on kit?

• Yes! This system bolts directly to factory mounting points with no cutting or welding required.

Can I adjust my ride height with this kit?

• Yes! The system allows for a 4 to 7-inch rear drop for a more aggressive stance.

Will this work with my stock wheels and brakes?

• Yes! The kit is compatible with stock and aftermarket setups.

Does this kit include disc brakes?

• No. The system does not include brakes, but is compatible with factory and aftermarket brake setups.

Call to Action – Upgrade Your C1500’s Suspension Today!

Transform your classic Chevy/GMC truck with the QA1 1988-98 C1500 Rear Coilover Conversion System!

✔ Upgrade your suspension for modern performance
✔ Lower your truck 4-7 inches for a custom stance
✔ Improve handling, ride quality, and axle alignment
✔ Bolt-on installation – No welding or bed removal required!

Order Now & Experience the Best Rear Suspension Upgrade for Your C1500!

Overview