QA1
QA1 3-1/2in ID Tapered High Travel Spring - 10in Length x 450lbs/in - Silver Powder Coated - 10HTSF450
- SKU:
- QAP10HTSF450
- UPC:
- 806990119728
- MPN:
- 10HTSF450
- Availability:
- Regularly stocked product
Description
What is the warranty on QA1 springs?
QA1 springs are lifetime guaranteed to remain within 2% of their original free height and rate for consistent performance.
Do QA1 springs come with a camber kit?
Professional installation is recommended for optimal setup and performance when installing QA1 springs on your vehicle.
QA1 3-1/2 inch ID Coilover Springs offer elite performance, achieving a score of 9 for Track/Autocross and Racing Competition. These springs are constructed from high-tensile alloy wire and feature a durable silver powder-coated finish. Experience unparalleled consistency and confidence with these USA-made coilover springs.
Key Features
- Available in 7, 9, 10, 12, 14 and 16 lengths
- silver powder coated finish
- Made in the USA
- 2 I D high travel springs
- manufactured from specially designed high-tensile, chrome silicon alloy spring wire
- lifetime guaranteed to remain within 2% of the original free height and rate under normal operating conditions
Why Choose the QAP Springs - 3-1/2 ID
Achieves precise ride height and handling tailored to your specific driving needs.
Delivers a durable, corrosion-resistant finish that enhances your vehicle's appearance.
Provides confidence with American-made quality and engineering excellence.
Transforms your ride with superior travel and responsiveness for enhanced control.
Who Is This For?
Track / Autocross — 9/10
High-tensile alloy wire, consistent rate guarantee.
Street Performance — 8/10
Premium performance, consistent rate for predictable handling.
Racing Competition — 9/10
High-tensile wire, lifetime rate guarantee for consistency.
Daily Driving Comfort — 6/10
Premium performance may prioritize handling over comfort.
Visual / Aesthetic Upgrade — 7/10
Silver powder coated finish offers a clean look.
Frequently Asked Questions
Will these QA1 3-1/2 ID coilover springs fit my 1970 Chevelle?
These QA1 3-1/2 ID coilover springs are confirmed to fit your 1970 Chevelle, along with other compatible GM A-body vehicles from 1968-1972. This direct fitment ensures a precise integration with your vehicle's suspension geometry. Experience enhanced vehicle dynamics with confidence in this specific application.
What is the recommended installation process for these QA1 coilover springs?
Professional installation is recommended for these QA1 coilover springs, and confirmation with a qualified technician is advised. This ensures proper setup and optimal performance tailored to your vehicle. Trusting professional expertise guarantees the correct implementation of these high-performance components.
How do these QA1 springs enhance my vehicle's performance for track use?
These QA1 springs deliver exceptional performance for Track/Autocross, achieving a usage score of 9 due to their high-tensile alloy wire and consistent rate guarantee. This advanced construction provides the precise handling and responsiveness required for competitive driving. Achieve peak automotive control with these track-focused springs.
Is upgrading to QA1 3-1/2 ID coilover springs beneficial over stock components?
Upgrading to these QA1 springs is highly beneficial, transforming your ride with superior travel and responsiveness for enhanced control over stock components. Their specially designed high-tensile chrome silicon alloy wire ensures a consistent rate for predictable handling. Realize a significant performance improvement with this engineered upgrade.
What is the warranty on QA1 3-1/2 ID coilover springs?
These QA1 coilover springs are lifetime guaranteed to remain within 2% of original free height and rate for consistent performance. This robust warranty underscores the superior quality and durability of the American-made materials used. Rely on unwavering performance with this exceptional product guarantee.
Vehicle Compatibility
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1968–1972 | Buick | Skylark | Base |
| 1968–1972 | Buick | Skylark | Custom |
| 1970–1972 | Buick | Skylark | 350 |
| 1968–1969 | Buick | Special | Base |
| 1968–1970 | Chevrolet | Chevelle | SS 396 |
| 1968–1972 | Chevrolet | Chevelle | Concours |
| 1968–1972 | Chevrolet | Chevelle | Nomad |
| 1968–1972 | Chevrolet | Chevelle | Malibu |
| 1968 | Chevrolet | Chevelle | Nomad Custom |
| 1968 | Chevrolet | Chevelle | 300 |
| 1968–1969 | Chevrolet | Chevelle | 300 Deluxe |
| 1969–1972 | Chevrolet | Chevelle | Greenbrier |
| 1969–1972 | Chevrolet | Chevelle | Concours Estate |
| 1970–1972 | Chevrolet | Chevelle | Base |
| 1971–1972 | Chevrolet | Chevelle | SS |
| 1968–1972 | Chevrolet | El Camino | Base |
| 1968–1972 | Chevrolet | El Camino | Custom |
| 1968–1972 | Chevrolet | El Camino | SS |
| 1970–1972 | Chevrolet | Monte Carlo | Base |
| 1971–1972 | GMC | Sprint | Base |
| 1972 | GMC | Sprint | Custom |
| 1968–1971 | Oldsmobile | 442 | Base |
| 1968–1972 | Oldsmobile | Cutlass | S |
| 1968–1972 | Oldsmobile | Cutlass | Base |
| 1972 | Oldsmobile | Cutlass | Cruiser |
| 1968–1972 | Oldsmobile | Cutlass Supreme | Base |
| 1968–1972 | Oldsmobile | Vista Cruiser | Base |
| 1969–1972 | Pontiac | Grand Prix | Base |
| 1968–1972 | Pontiac | GTO | Base |
| 1970–1971 | Pontiac | GTO | The Judge |
| 1968–1972 | Pontiac | LeMans | Base |
| 1969–1970 | Pontiac | LeMans | Safari |
| 1970–1972 | Pontiac | LeMans | Sport |
| 1971 | Pontiac | LeMans | T37 |
| 1972 | Pontiac | LeMans | Luxury |
| 1968–1970 | Pontiac | Tempest | Base |
| 1968–1969 | Pontiac | Tempest | Custom |
| 1968–1969 | Pontiac | Tempest | Safari |
| 1970 | Pontiac | Tempest | GT |
Additional Resources
Important Notices
⚠️ Proposition 65 Warning: This product can expose you to chemicals including lead and/or other substances known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.
Browse More: Shop All Coilover Springs — Suspension
Warranty Information
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1970,1972 | Buick | Skylark | 350 |
| 1968-1972 | Buick | Skylark | Base |
| 1968-1972 | Buick | Skylark | Custom |
| 1968-1969 | Buick | Special | Base |
| 1968 | Chevrolet | Chevelle | 300 |
| 1968-1969 | Chevrolet | Chevelle | 300 Deluxe |
| 1970-1972 | Chevrolet | Chevelle | Base |
| 1968-1972 | Chevrolet | Chevelle | Concours |
| 1969-1972 | Chevrolet | Chevelle | Concours Estate |
| 1969-1972 | Chevrolet | Chevelle | Greenbrier |
| 1968-1972 | Chevrolet | Chevelle | Malibu |
| 1968-1972 | Chevrolet | Chevelle | Nomad |
| 1968 | Chevrolet | Chevelle | Nomad Custom |
| 1971-1972 | Chevrolet | Chevelle | SS |
| 1968-1970 | Chevrolet | Chevelle | SS 396 |
| 1968-1972 | Chevrolet | El Camino | Base |
| 1968-1972 | Chevrolet | El Camino | Custom |
| 1968-1972 | Chevrolet | El Camino | SS |
| 1970-1972 | Chevrolet | Monte Carlo | Base |
| 1971-1972 | GMC | Sprint | Base |
| 1972 | GMC | Sprint | Custom |
| 1968-1971 | Oldsmobile | 442 | Base |
| 1968-1972 | Oldsmobile | Cutlass | Base |
| 1972 | Oldsmobile | Cutlass | Cruiser |
| 1968,1971-1972 | Oldsmobile | Cutlass | S |
| 1968-1972 | Oldsmobile | Cutlass Supreme | Base |
| 1968-1972 | Oldsmobile | Vista Cruiser | Base |
| 1969-1972 | Pontiac | Grand Prix | Base |
| 1968-1972 | Pontiac | GTO | Base |
| 1970-1971 | Pontiac | GTO | The Judge |
| 1968-1972 | Pontiac | LeMans | Base |
| 1972 | Pontiac | LeMans | Luxury |
| 1969-1970 | Pontiac | LeMans | Safari |
| 1970-1972 | Pontiac | LeMans | Sport |
| 1971 | Pontiac | LeMans | T37 |
| 1968-1970 | Pontiac | Tempest | Base |
| 1968-1969 | Pontiac | Tempest | Custom |
| 1970 | Pontiac | Tempest | GT |
| 1968-1969 | Pontiac | Tempest | Safari |
Additional Information
Clearance Item: |
N |
MPN: |
10HTSF450 |
Proposition 65: |
Y |
Case Lot Quantity: |
1 |
Category: |
Suspension>Coilover Springs |
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