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SKU: 11HTBF250 | UPC: 806990119841
QA1 4-1/8in ID Tapered High Travel Spring - 11in Length x 250lbs/in - Silver Powder Coated Fits 1970-1996 Chevrolet Camaro Firebird Caprice More
QA1 11HTBF250 delivers a high travel coil spring with 250 lb/in rate, 11in free height, and 4-1/8in ID for classic GM muscle cars including 1970-1981 Camaro and Firebird models. Tapered chrome silicon design reduces unsprung weight while providing extended travel and fast response for track or street performance. Silver powder coat finish ensures long-lasting corrosion resistance and precise fit in coilover or stock perches.
Key Features
- Lifetime Guarantee: Stays within 2% of original free height and rate under normal use for reliable long-term performance
- Lightweight Construction: High-tensile chrome silicon wire with fewer coils and smaller diameter cuts weight and boosts suspension reaction time
- Extended Travel: Increased spacing between coils allows greater compression without coil bind preserving rate and height
- Durable Silver Powder Coat: Protects against rust and wear while maintaining consistent operation in harsh conditions
- Precision Ground Ends: Squared and ground flat at both ends for straight seating and accurate load distribution
Product Notes
- Marked with free length and spring rate for easy identification during installs
- Cold wound, heat treated, and shot peened for maximum fatigue resistance
- Ships ready to install with tapered ends for smooth progressive action
Installation Notes
- Professional installation recommended.
- Ensure perch ID matches 4-1/8in spring OD for proper fit verify spring rate suits vehicle weight and setup
- Compatible with QA1 coilovers, Proma Star kits, and standard GM rear coil pockets
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1970-1973 | Chevrolet | Camaro | RS |
| 1975 | Chevrolet | Camaro | RS |
| 1981 | Chevrolet | Camaro | Sport |
| 1970-1972 | Chevrolet | Camaro | SS |
| 1970-1974 | Chevrolet | Camaro | Z28 |
| 1977-1981 | Chevrolet | Camaro | Z28 |
| 1970-1980 | Chevrolet | Camaro | Base |
| 1979-1981 | Chevrolet | Camaro | Berlinetta |
| 1970-1981 | Pontiac | Firebird | Base |
| 1970-1981 | Pontiac | Firebird | Esprit |
| 1970-1981 | Pontiac | Firebird | Formula |
| 1970-1981 | Pontiac | Firebird | Trans Am |
| 1971-1975 | Chevrolet | Bel Air | Base |
| 1973-1981 | Chevrolet | Malibu | Base |
| 1973-1987 | Chevrolet | El Camino | Base |
| 1971-1987 | Pontiac | Bonneville | Base |
| 1973-1996 | Chevrolet | Caprice | Classic |
| 1971-1981 | Pontiac | Catalina | Base |
| 1975-1979 | Chevrolet | Nova | Base |
| 1973-1988 | Oldsmobile | Cutlass Supreme | Base |
Why Choose QA1?
- Leaders in American-made suspension since 1993 with 83,000 sq ft manufacturing in Minnesota
- Specialized high-tensile chrome silicon springs for racing and street applications
- Proven in circle track, drag racing, and street performance with rigorous testing
Frequently Asked Questions
-
Q: Does this spring fit 1970-1981 Chevrolet Camaro and Pontiac Firebird?
A: Yes, direct fit for rear suspension on 1970-1981 Camaro Base RS SS Z28 and Firebird Base Esprit Formula Trans Am along with many other GM A-body and B-body classics -
Q: What material and finish does it have?
A: Made from chrome silicon high-tensile alloy steel, cold wound, heat treated, shot peened, with durable silver powder coat finish and ground squared ends -
Q: What is the warranty coverage?
A: Lifetime guarantee to remain within 2% of original free height and 250 lb/in rate under normal operating conditions
Shipping & Handling
- Method: UPS Ground
- Availability: In stock - ships same or next business day
- Packaging: Securely boxed with protective sleeve dimensions 13in x 6in x 6in
- Weight: 4.65 lbs
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