SKU: 5249 | UPC: 806990064554
QA1 64-67 GM A-Body Upper Adjustable Trailing Arms
QA1 5249 upper adjustable trailing arms upgrade 1964-1967 GM A-Body vehicles including Chevelle GTO Cutlass 442. These arms feature spherical rod ends on the chassis side to remove bushing deflection for smoother suspension movement and firmer tire contact. Adjust pinion angle easily without removal for precise handling and traction on street or track.
Key Features
- Spherical Bearings: Rod end assembly with UHMW polyethylene on chassis end prevents bind allows free suspension articulation for consistent control
- Adjustable Design: Heavy-duty turnbuckle style loosens jam nuts for on-car pinion angle and wheelbase tweaks improves launch and cornering
- Construction: 1-1/4 inch 0.120 wall steel tubing provides strength with reduced weight over stock boxed arms
- Bushings: Graphite-impregnated polyurethane at differential end greasable fluted design outlasts OE rubber
- Finish: Zinc plated and anodized for corrosion resistance long-term durability in harsh conditions
Product Notes
- Sold in pairs direct bolt-in replacement for stock upper trailing arms
- Compatible with QA1 shocks and other aftermarket rear suspension components
- Ships fully assembled ready for install weight approximately 11 lbs per pair
Installation Notes
- Professional installation recommended.
- Bolt-on design uses factory mounting points no welding required
- Includes all necessary hardware verify differential bushing compatibility
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 |
| 1964-1967 | Chevrolet | Chevelle | SS |
| 1965-1967 | Chevrolet | Chevelle | Deluxe |
| 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?
- Over 30 years manufacturing rod ends spherical bearings for racing
- American-made in 83,000 sq ft Lakeville MN facility
- Engineered for circle track drag street performance applications
Frequently Asked Questions
- Q: Will these fit my 1965 Chevelle with factory rear?
A: Yes direct bolt-in for all 1964-1967 GM A-Body factory or aftermarket 10-bolt or 12-bolt differentials - Q: What material and finish are used?
A: 1-1/4 inch OD 0.120 wall DOM steel tubing zinc plated anodized for rust protection greasable poly bushings - Q: Do they require special tools for adjustment?
A: No loosen jam nuts with wrench rotate for pinion angle no removal needed torque to spec after
Shipping & Handling
- Method: UPS Ground or FedEx
- Availability: In stock – ships same or next business day
- Packaging: Securely boxed 36 x 8 x 6 inches
- Weight: 11 lbs
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