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QA1 QA1 GM Pro Front Coil-Over System - Single Adj. - 10in x 650lbs/in - Flat Large - Aluminum
QA1 QA1 GM Pro Front Coil-Over System - Single Adj. - 10in x 650lbs/in - Flat Large - Aluminum
QA1 QA1 GM Pro Front Coil-Over System - Single Adj. - 10in x 650lbs/in - Flat Large - Aluminum
QA1 QA1 GM Pro Front Coil-Over System - Single Adj. - 10in x 650lbs/in - Flat Large - Aluminum
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QA1 GM Pro Front Coil-Over System - Single Adj. - 10in x 650lbs/in - Flat Large - Aluminum

QA1
QAPGS401-10650C
806990120373
Coilovers
1 Units In Stock - Ships Next Business Day
$ 830.83 $ 749.95
$ 749.95

SKU: GS401-10650C | UPC: 806990120373

QA1 GM Pro Front Coil-Over System - Single Adj. - 10in x 650lbs/in - Flat Large - Aluminum for 1964-1972 GM A-Body

Transform handling on your 1964-1972 GM A-Body like Chevelle Cutlass GTO and Nova with this QA1 GS401-10650C front coil-over system sold in pairs. Single adjustable compression valving pairs with a fully threaded body for precise ride height tuning and damping matched to your driving style from street to track. Lightweight high-travel springs deliver quick response and reduced unsprung weight for better suspension performance.

Key Features

  • Single Adjustable Valving: Compression damping adjustment lets you fine-tune firmness for street comfort or track grip without removing the shocks.
  • Ride Height Adjustable: Fully threaded aluminum body allows 1.5-3 inches of drop for custom stance and optimized weight transfer in corners or launches.
  • High Travel Springs: 10-inch 650 lbs/in American-made springs with fewer coils and thinner wire provide extended wheel travel and faster reaction times.
  • Lightweight Aluminum Design: Billet aluminum shocks cut weight versus steel for improved acceleration and handling responsiveness.
  • Bolt-In Ready: Direct fit for GM A-Body front suspension with dyno-tested serialization ensuring consistent quality from QA1 factory.

Product Notes

  • Sold in pairs with all hardware for complete front installation.
  • Serviceable and rebuildable at QA1 authorized centers nationwide.
  • Made in the USA for drag racing street performance autocross and road racing.

Installation Notes

  • Professional installation recommended.
  • Bolts into factory front suspension locations on 1964-1972 GM A-Body chassis.
  • Compatible with QA1 or stock upper and lower control arms no modifications needed.

This Part Fits

Year Make Model Submodel
1964-1972 Chevrolet Chevelle All
1964-1972 Chevrolet El Camino All
1964-1972 Pontiac GTO All
1964-1972 Pontiac LeMans All
1964-1972 Oldsmobile Cutlass All
1964-1972 Oldsmobile 442 All
1962-1967 Chevrolet Nova Chevy II

Why Choose QA1?

  • Proven in NHRA IHRA NASA and SCCA racing applications for decades.
  • Every shock dyno tested serialized and backed by motorsports engineering.
  • Precision USA manufacturing with high-volume valving for reliable damping.

Frequently Asked Questions

  • Q: Does this fit 1967-1969 Camaro or Firebird front suspension?
    A: Primary fit is 1964-1972 A-Body and 1962-1967 Nova spacers may be needed for F-Body check QA1 application guide for exact.
  • Q: What adjustment does single adjustable mean?
    A: Single knob adjusts compression damping only 24 clicks from soft street to firm race settings rebound is fixed for balanced control.
  • Q: What is the warranty on these coil-overs?
    A: QA1 provides limited lifetime warranty on valving and 1-year on springs hardware when serviced at authorized centers.

Shipping & Handling

  • Method: UPS Ground or FedEx
  • Availability: In stock - ships same or next business day
  • Packaging: Protective cardboard box 22in x 11in x 11in
  • Weight: 24 lbs shipping weight

Request For Information

Have questions about QA1 GM Pro Front Coil-Over System - Single Adj. - 10in x 650lbs/in - Flat Large - Aluminum? Fill out the form below and we'll get back to you by the next business day.
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