SKU: 5283 | UPC: 806990064721
QA1 64-67 GM A-Body (w/Trailing Arm) Adjustable Rear Frame Support
QA1 5283 adjustable rear frame support reinforces upper and lower trailing arm mounts on 1964-1967 GM A-Body vehicles with trailing arm suspension. Built from 1-inch diameter cold rolled steel tubing it eliminates chassis flex to deliver sharper handling better traction and consistent suspension performance. Zinc plated threaded sleeves enable precise preload adjustments after installation and the design clears stock and aftermarket mufflers.
Key Features
- Reinforced Mounts: Strengthens upper and lower trailing arm mounts to remove chassis flex for precise control during cornering and launches.
- Adjustable Preload: Threaded zinc plated sleeves allow fine-tuning of tension in rear trailing arm mounts post-installation for custom setup.
- Durable Steel Construction: 1-inch cold rolled steel tubing provides robust support without adding excessive weight.
- Muffler Clearance: Engineered to fit around stock exhaust and popular aftermarket muffler systems without modifications.
- Complete Hardware: Includes all bolts brackets and fasteners needed for direct bolt-on installation.
Product Notes
- Designed exclusively for 1964-1967 GM A-Body models equipped with factory trailing arm rear suspension.
- Weight is 11.85 pounds for balanced chassis reinforcement.
- Made in the USA with QA1 precision manufacturing standards.
Installation Notes
- Professional installation recommended.
- Adjust preload on threaded sleeves after full assembly and wheel alignment.
- Bolts directly to factory frame and trailing arm brackets using included hardware.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1964-1967 | Buick | Skylark | Base |
| 1964-1967 | Buick | Special | Base |
| 1964-1967 | Buick | Special | Deluxe |
| 1965-1967 | Buick | Gran Sport | Base |
| 1964-1967 | Chevrolet | Chevelle | Base |
| 1965-1967 | Chevrolet | Chevelle | Deluxe |
| 1964-1967 | Chevrolet | Chevelle | SS |
| 1967 | Chevrolet | Chevelle | 300 |
| 1967 | Chevrolet | Chevelle | 300 Deluxe |
| 1964-1967 | Chevrolet | El Camino | Base |
| 1964-1967 | Chevrolet | Malibu | Base |
| 1964-1967 | Oldsmobile | 442 | Base |
| 1964-1967 | Oldsmobile | Cutlass | Base |
| 1964-1967 | Oldsmobile | Cutlass | Holiday |
| 1964-1967 | Oldsmobile | Vista Cruiser | Base |
| 1964-1967 | Oldsmobile | Vista Cruiser | Custom |
| 1964-1967 | Pontiac | GTO | Base |
| 1964-1967 | Pontiac | LeMans | Base |
| 1964-1967 | Pontiac | Tempest | Base |
| 1964-1967 | Pontiac | Tempest | Custom |
| 1964-1967 | Pontiac | Tempest | Safari |
Why Choose QA1?
- Founded in 1993 QA1 leads in rod ends spherical bearings and suspension for racing and street performance.
- 83,000 square feet manufacturing in Lakeville MN ensures American-made quality and innovation.
- Expands offerings with in-house carbon fiber driveshafts and high-performance chassis components.
Frequently Asked Questions
- Q: Will this fit my 1966 Chevelle with stock trailing arms?
A: Yes it bolts directly to 1964-1967 GM A-Body trailing arm mounts on Chevelle Base Deluxe and SS models. - Q: What material and finish does it use?
A: Constructed from 1-inch diameter cold rolled steel tubing with zinc plated threaded sleeves for corrosion resistance and adjustability. - Q: What is the warranty and install time?
A: QA1 provides a limited lifetime warranty. Installation takes 1-2 hours with basic tools and included hardware.
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Protective cardboard box dimensions 24 x 8 x 4 inches
- Weight: 11.85 lbs
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