QA1 BW01-GMA3 Level 1 Big Wheel Suspension Kit 73-77 GM A-Body

The QA1 BW01-GMA3 Level 1 Big Wheel Suspension Kit is a complete, bolt-in coilover suspension system engineered to accommodate large-diameter wheels on 1973–1977 GM A-Body vehicles. Designed and manufactured in Lakeville, Minnesota, this kit delivers a refined combination of adjustable ride height, improved handling, and the clearance needed to run up to 24-inch wheels.

Single-Adjustable Front & Rear Coilovers

The kit features front and rear single-adjustable Pro Coil coilover systems, allowing precise ride height tuning without sacrificing ride quality. Rear ride height can be raised 0.5" above stock or lowered up to 2" below stock. An included aluminum spanner wrench makes adjustments fast and straightforward. Single-adjustable shock valving lets you firm up or soften the ride with a simple twist of a knob.

Adjustable Trailing Arms for Large Wheel Fitment

Adjustable upper and lower trailing arms center the rear axle in the wheel well, providing the additional clearance required to properly fit large wheel and tire packages up to 24" in diameter.

Key Features:

• Complete bolt-in suspension system — no cutting or welding required
• Single-adjustable front & rear coilovers for improved ride and stance
• Rear ride height range: +0.5" above stock to −2" below stock
• Adjustable upper & lower trailing arms for rear axle centering and wheel clearance
• Tie rod adjuster sleeves and thrust bearing kit included
• Aluminum spanner wrench included for easy height adjustment
• All components are powder coated and supplied with necessary installation hardware
• Made in the USA — Lakeville, Minnesota
• QA1 Single Adjustable Shocks eligible for a Limited Lifetime Warranty upon registration at QA1.net/Warranty

This kit is proudly made in the USA and backed by QA1's commitment to performance and quality. Note: Some model fender shapes clear larger wheels more easily than others.