SKU: 52830 | UPC: 806990163684
QA1 Mopar 4-Link Sway Bar Kit Rear 7/8in 62-76 A-Body 62-74 B-Body 70-74 E-Body
QA1 Mopar 4-Link Sway Bar Kit Rear 7/8in delivers precise handling upgrades for classic Mopar muscle cars. Designed exclusively for 62-76 A-body 62-74 B-body and 70-74 E-body models equipped with QA1 K-members control arms and rear 4-link suspension this kit uses strong 4130 chromoly steel to cut body roll and sharpen cornering. Direct bolt-on installation ensures seamless integration into your performance build.
Key Features
- 7/8-inch Bar Diameter: Provides firm resistance to chassis roll for flatter cornering and better traction on twisty roads or track.
- 1-inch 4130 Chromoly Tubing 3/16-inch Wall: Delivers high strength-to-weight ratio to handle high loads without flexing during aggressive driving.
- Direct Bolt-On Design: Mounts straight to QA1 K-members and lower control arms with included hardware for fast setup.
- 4-Link Specific Engineering: Matches QA1 rear suspension geometry to maintain wheel alignment and suspension travel under load.
- Performance Handling Focus: Reduces understeer and oversteer by evenly distributing forces across rear axle for confident control.
Product Notes
- Requires QA1 K-members control arms and rear 4-link suspension systems.
- Not compatible with factory K-members or rear leaf spring setups.
- Check clearance with exhaust and fuel tank during planning.
Installation Notes
- Professional installation recommended.
- Bolts directly to QA1 lower control arms and K-member brackets.
- All mounting hardware included no fabrication needed.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1962-1976 | Dodge | Dart | All |
| 1962-1976 | Plymouth | Valiant | All |
| 1962-1974 | Dodge | Coronet | All |
| 1962-1974 | Dodge | Charger | All |
| 1962-1974 | Plymouth | Belvedere | All |
| 1962-1974 | Plymouth | Satellite | All |
| 1962-1974 | Plymouth | Road Runner | All |
| 1970-1974 | Dodge | Challenger | All |
| 1970-1974 | Plymouth | Barracuda | All |
Why Choose QA1?
- Decades of racing heritage in drag and circle track applications.
- Chromoly construction built for high-stress Mopar restorations.
- Exact-fit engineering tested on real A B and E-body chassis.
Frequently Asked Questions
- Q: Will this sway bar work with stock Mopar suspension?
A: No it bolts only to QA1 K-members lower control arms and 4-link rear end not factory components. - Q: What material is used in construction?
A: 1-inch OD hollow 4130 chromoly steel tubing with 3/16-inch wall thickness for durability and light weight. - Q: What is the warranty coverage?
A: QA1 offers a limited lifetime warranty against manufacturing defects on this sway bar kit.
Shipping & Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: Single box 38.5 x 7 x 5.5 inches
- Weight: 11.9 lbs





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