QA1 GM Pro Front Coil-Over System - Double Adj. - 10in x 450lbs/in - Pigtail - Aluminum

Front Pro Coil double adjustable stock mount shock kit. Compressed length of 10.13" and extended length of 17". Includes 10" spring with rating of 450 and has a tapered pigtail end. These QA1 GM Pro Coil Systems are a great option for anyone looking for fully adjustable ride height and valving control. Choose a spring rate and adjustability that fits your driving style, adjust the valving to match and you are on your way. These shocks also utilize a fully threaded body that allows you to adjust your ride height for the perfect stance or to finely tune the weight balance for superior handling. Specially designed for QA1's Pro Coil Systems, the American-made lightweight high travel springs have fewer coils and a smaller wire diameter, resulting in increased travel due to the larger distance between the coils. They reduce unsprung weight and react faster, optimizing suspension performance. Multiple spring rate options are also available and have been successfully tested in various applications, from casual street driving to hard core race applications. Adjustable Pro Coil System Features: Available in independent compression and rebound double adjustable, simultaneous compression and rebound adjustable, or drag "R" Series adjustable, Lightweight Billet Aluminum Coil-Over Shocks, High Travel Springs, Easy, Bolt-In Installation, Ride Height Adjustable, 100% Dyno Tested and Serialized, Serviceable and Rebuildable by QA1 Authorized Service Centers, Made in the USA, Used in drag racing, street performance, autocross, road racing and street rod applications, Sold in Pairs, Non-Adjustable Pro Coil System Features: Steel, Stock Appearing Coil-Over Shocks, High Travel Springs, Easy, Bolt-In Installation, Ride Height Adjustable, Used in drag racing, street performance, autocross, road racing and street rod applications, Sold in Pairs

• Achieve the ultimate balance of ride quality and performance handling with independent tuning of rebound and compression valving.
• Easy bolt-in installation that works with your factory or upgraded QA1 tubular control arms.
• Up to 2 of ride height adjustment allows you to dial in the perfect stance.
• Limited Lifetime Warranty for peace of mind.
• Proudly made in the USA

The QA1 GM Pro Front Coil-Over System offers exceptional performance and adjustability for classic cars such as the 1965-1967 Pontiac Tempest and Buick Special. Designed with a fully threaded body, these shocks enable precise ride height adjustments to achieve the ideal stance or optimize weight distribution for superior handling. The kit includes a high-quality 10-inch spring rated at 450 pounds per inch, featuring a tapered pigtail end that ensures proper seating and performance. Crafted in the USA, these lightweight, high-travel springs reduce unsprung weight and respond quickly to road conditions, improving overall suspension response. The double adjustable configuration allows independent tuning of compression and rebound damping, giving enthusiasts full control over ride quality and handling dynamics. Whether for street performance, autocross, or drag racing, these shocks are engineered to meet demanding application needs, offering a perfect balance between comfort and performance.

Features:

• Fully threaded shock body for easy ride height adjustment, up to 2 inches of travel customization.

• Includes a 10-inch spring with a 450 lbs/in rating, featuring a tapered pigtail end for optimal seat fit.

• Double adjustable valving enables independent tuning of compression and rebound damping for tailored performance.

• Lightweight, high travel springs with fewer coils and smaller wire diameter for increased suspension travel and faster reaction.

• Bolt-in installation compatible with factory or upgraded QA1 control arms, designed for quick setup.

• Made in the USA, tested on the dyno for quality assurance, and serviceable by authorized QA1 centers.

• Suitable for various motorsport disciplines including drag racing, autocross, and street performance.

Fitment:
Buick Gran Sport Base 1965
Buick Gran Sport Base 1966
Buick Gran Sport Base 1967
Buick Skylark Base 1964
Buick Skylark Base 1965
Buick Skylark Base 1966
Buick Skylark Base 1967
Buick Special Base 1964
Buick Special Base 1965
Buick Special Base 1966
Buick Special Base 1967
Buick Special Deluxe 1964
Buick Special Deluxe 1965
Buick Special Deluxe 1966
Buick Special Deluxe 1967
Chevrolet Bel Air Base 1956
Chevrolet Bel Air Base 1957
Chevrolet Bel Air Beauville 1956
Chevrolet Bel Air Nomad 1956
Chevrolet Bel Air Nomad 1957
Chevrolet Chevelle 300 1967
Chevrolet Chevelle 300 Deluxe 1967
Chevrolet Chevelle Base 1964
Chevrolet Chevelle Base 1965
Chevrolet Chevelle Base 1966
Chevrolet Chevelle Base 1967
Chevrolet Chevelle Concours 1967
Chevrolet Chevelle Deluxe 1965
Chevrolet Chevelle Deluxe 1966
Chevrolet Chevelle Deluxe 1967
Chevrolet Chevelle SS 1964
Chevrolet Chevelle SS 1965
Chevrolet Chevelle SS 1966
Chevrolet Chevelle SS 1967
Chevrolet El Camino Base 1964
Chevrolet El Camino Base 1965
Chevrolet El Camino Base 1966
Chevrolet El Camino Base 1967
Chevrolet Truck 3100 1955
Chevrolet Truck 3100 1956
Chevrolet Truck 3100 1957
Chevrolet Truck 3200 1955
Chevrolet Truck 3200 1956
Chevrolet Truck 3200 1957
Chevrolet Truck 3400 1955
Chevrolet Truck 3400 1956
Chevrolet Truck 3400 1957
Chevrolet Truck 3500 1955
Chevrolet Truck 3500 1956
Chevrolet Truck 3500 1957
Chevrolet Truck 3600 1955
Chevrolet Truck 3600 1956
Chevrolet Truck 3600 1957
Chevrolet Truck 3700 1955
Chevrolet Truck 3700 1956
Chevrolet Truck 3700 1957
Chevrolet Truck 3800 1955
Chevrolet Truck 3800 1956
Chevrolet Truck 3800 1957
Chevrolet Truck Base 1955
Chevrolet Truck Base 1956
Chevrolet Truck Base 1957
Chevrolet Two-Ten Series Base 1955
Chevrolet Two-Ten Series Base 1956
Chevrolet Two-Ten Series Base 1957
Chevrolet Two-Ten Series Del Ray 1955
Chevrolet Two-Ten Series Del Ray 1956
Chevrolet Two-Ten Series Del Ray 1957
Oldsmobile 442 Base 1964
Oldsmobile 442 Base 1965
Oldsmobile 442 Base 1966
Oldsmobile 442 Base 1967
Oldsmobile Cutlass Base 1964
Oldsmobile Cutlass Base 1965
Oldsmobile Cutlass Base 1966
Oldsmobile Cutlass Base 1967
Oldsmobile Cutlass Holiday 1964
Oldsmobile Cutlass Holiday 1965
Oldsmobile Cutlass Holiday 1966
Oldsmobile Cutlass Holiday 1967
Oldsmobile Cutlass Turnpike Cruiser 1967
Oldsmobile Vista Cruiser Base 1964
Oldsmobile Vista Cruiser Base 1965
Oldsmobile Vista Cruiser Base 1966
Oldsmobile Vista Cruiser Base 1967
Oldsmobile Vista Cruiser Custom 1964
Oldsmobile Vista Cruiser Custom 1965
Oldsmobile Vista Cruiser Custom 1966
Oldsmobile Vista Cruiser Custom 1967
Pontiac GTO Base 1964
Pontiac GTO Base 1965
Pontiac GTO Base 1966
Pontiac GTO Base 1967
Pontiac LeMans Base 1964
Pontiac LeMans Base 1965
Pontiac LeMans Base 1966
Pontiac LeMans Base 1967
Pontiac Tempest Base 1964
Pontiac Tempest Base 1965
Pontiac Tempest Base 1966
Pontiac Tempest Base 1967
Pontiac Tempest Custom 1964
Pontiac Tempest Custom 1965
Pontiac Tempest Custom 1966
Pontiac Tempest Custom 1967
Pontiac Tempest Safari 1964
Pontiac Tempest Safari 1965
Pontiac Tempest Safari 1966
Pontiac Tempest Safari 1967