SKU: 9HT300 | UPC: 806990112590
QA1 2-1/2in ID High Travel Spring – 9in Length x 300lbs/in – Silver Powder Coated
QA1 9HT300 delivers a high travel coil spring with 2-1/2 inch inner diameter 9 inch free length and 300 pounds per inch rate for coilover setups in circle track racing drag racing street performance and street rodding. Chrome silicon construction reduces unsprung weight for faster response and better handling. Silver powder coat finish ensures durability in demanding conditions.
Key Features
- Lifetime Guarantee: Stays within 2% of original free height and rate under normal use for long-term reliability
- High Travel Design: Larger spacing between coils allows more travel lighter weight and quicker reaction without coil bind
- Chrome Silicon Steel: High-tensile alloy cold wound heat treated and shot peened for strength consistency and extended life
- Squared and Ground Ends: Precision ground at both ends for straight consistent seating and accurate operation in coilovers
- Marked Specifications: Clearly labeled with 9 inch length and 300 lb/in rate for easy identification and selection
Product Notes
- Confirm coilover body inner diameter matches 2-1/2 inches before installation
- Clean and inspect spring regularly to preserve powder coat and performance
- Handle with care to avoid bending or surface damage during storage
Installation Notes
- Professional installation recommended.
- Compress spring using proper tools and seat fully on coilover perches
- Fits standard 2.5 inch ID coilover shocks and struts from QA1 and compatible brands
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | Performance | Coilover Suspension | Circle Track Drag Street Rodding |
Why Choose QA1?
- Founded in 1993 leader in rod ends spherical bearings and suspension for motorsports
- 83,000 sq ft manufacturing in Lakeville MN produces American-made components
- In-house processes like filament winding carbon fiber driveshafts ensure precision
Frequently Asked Questions
- Q: What vehicles or setups does this spring fit?
A: Universal 2.5 inch ID for QA1 Proma Star coilovers and similar performance shocks in racing drag and street applications - Q: What material and finish does it have?
A: Chrome silicon high-tensile steel with silver powder coat cold wound heat treated shot peened and ground ends - Q: What is the warranty coverage?
A: Lifetime guarantee maintains within 2% of original 9 inch free height and 300 lb/in rate under normal operating conditions
Shipping & Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: Cardboard box 10in x 5in x 5in
- Weight: 2.65 lbs
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