SKU: 11056210 | UPC: 840123512987
Ridetech 58-64 Chevy Impala HQ Series Rear CoilOver Upgrade
The Ridetech 11056210 rear HQ Coil-Over upgrade kit transforms the suspension on 1958-1964 Chevrolet Impala Bel Air Biscayne and similar full-size models. This complete assembly features lower StrongArm control arms HQ Series shocks matched springs brackets and hardware for direct bolt-on replacement. Drivers gain responsive cornering adjustable ride height and consistent damping across varied road conditions.
Key Features
- HQ Series Coil-Over Shocks: Aluminum body construction with 5-inch stroke digressive valving delivers firm control over bumps while maintaining daily comfort extended length 9.84 inches compressed 4.84 inches
- StrongArm Lower Control Arms: 4130 chromoly steel tubular arms reduce weight improve strength and allow pinion angle pinion height adjustments for driveline alignment
- Matched Rear Springs: 250 lb/in linear rate springs provide balanced load support for street rod drag or show applications
- Bolt-On Brackets Hardware: Precision-machined components ensure factory-style fitment without welding or modification
- Adjustable Ride Height: Threaded spring perch design offers 2-3 inches of drop for stance customization
Product Notes
- Pair with Ridetech front suspension for full vehicle balance
- Compatible with 4-link or ladder bar rear setups
- Product weight 42 lbs ships in protective packaging
Installation Notes
- Professional installation recommended.
- Bolt-on design uses existing OEM upper shock mounts
- Torque arms and hardware to factory specs check alignment after install
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1958-1964 | Chevrolet | Bel Air | Base |
| 1958-1964 | Chevrolet | Biscayne | Base |
| 1960 | Chevrolet | Biscayne | Fleetmaster |
| 1958-1961 | Chevrolet | Brookwood | Base |
| 1958 | Chevrolet | Del Ray | Base |
| 1959-1960 | Chevrolet | El Camino | Base |
| 1958-1964 | Chevrolet | Impala | Base |
| 1964 | Chevrolet | Impala | SS |
| 1959-1961 | Chevrolet | Kingswood | Base |
| 1958-1961 | Chevrolet | Nomad | Base |
| 1959-1961 | Chevrolet | Parkwood | Base |
| 1958-1960 | Chevrolet | Sedan Delivery | Base |
| 1958 | Chevrolet | Yeoman | Base |
Why Choose Ridetech?
- Proven designs from drag strip to street cruiser builds
- Direct bolt-on engineering for classic Chevy chassis
- Serviceable components built for long-term durability
Frequently Asked Questions
- Q: Will this kit fit my 1964 Impala SS?
A: Yes it bolts directly to 1958-1964 Impala SS frames using stock upper mounts and provides full adjustability - Q: What material are the StrongArm control arms?
A: Constructed from 4130 chromoly steel tubing with greasable polyurethane bushings for strength and maintenance-free operation - Q: What is the shock warranty?
A: Ridetech HQ shocks carry a limited lifetime warranty against defects when installed and maintained properly
Shipping & Handling
- Method: Ground shipping via UPS or freight
- Availability: In stock – ships same or next business day
- Packaging: Single box 24 x 12 x 12 inches
- Weight: 42 lbs





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