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  See more parts for Buick Apollo
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QA1 Kit, GM Pro-Coil Aluminum S-Adj 10-650 Tapered Flat Large - GS401-10650C

QA1 GM Pro Coil System - GS401-10650C

If you're searching for a coilover system that combines adjustability with performance, the QA1 GM Pro Coil System GS401-10650C is the perfect choice. Designed for both street enthusiasts and hardcore racers, this system offers the flexibility to tailor your ride to your specific needs.

Key Features

  • Adjustable Ride Height: Fully threaded body allows for precise ride height adjustments, ensuring your vehicle has the perfect stance.
  • Custom Valving Control: Choose from independent compression and rebound double adjustable, simultaneous compression and rebound adjustable, or drag "R" Series adjustable options.
  • High Travel Springs: Made in the USA, these lightweight springs feature fewer coils and a smaller wire diameter for increased travel and faster reaction times.
  • Easy Installation: Designed for a straightforward bolt-in installation, making upgrades hassle-free.
  • 100% Dyno Tested: Each unit is serialized and dyno tested to ensure top-notch performance and reliability.
  • Serviceable and Rebuildable: Supported by QA1 authorized service centers for maintenance and repairs.
  • Versatile Applications: Perfect for drag racing, street performance, autocross, road racing, and street rod applications.
  • Sold in Pairs: Each order includes two shocks for a complete upgrade.

Specifications

  • Compressed Length: 8.63 inches
  • Extended Length: 12.88 inches
  • Spring Rating: 650 lbs with an 11-inch spring length
  • Shock Type: Front Pro Coil single adjustable stock mount shock kit
  • Material: Lightweight Billet Aluminum for durability and performance

Fitment

Designed to fit a variety of GM models, this coil system is ideal for those looking to enhance their vehicle's handling and ride quality. Whether you're hitting the streets or the track, the GS401-10650C is engineered to meet your demands.

Customer Insights

Users have praised the QA1 GM Pro Coil System for its remarkable adjustability and ease of installation. Many have noted the noticeable improvement in handling and ride comfort, making it a favorite among both casual drivers and racing enthusiasts. The lightweight design has also been highlighted for enhancing overall vehicle dynamics, allowing for a more responsive driving experience.

Other Part Numbers:
QA1 #qapGS401-10650C

Proposition 65

⚠ WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Vehicle
1975
 Buick Apollo
1973-1977
 Buick Century
1973-1988
 Buick Regal
1975-1979
 Buick Skylark
1973
 Chevrolet Chevelle
1973-1987
 Chevrolet El Camino
1973-1976
 Chevrolet Laguna
1973-1982
 Chevrolet Malibu
1973-1988
 Chevrolet Monte Carlo
1975-1979
 Chevrolet Nova
1982-2004
 Chevrolet S10
1981-1987
 GMC Caballero
1982-1990
 GMC S15
1991-2004
 GMC Sonoma
1973-1976
 GMC Sprint
1973-1981
 Oldsmobile Cutlass
1975-1979
 Oldsmobile Omega
1978-1987
 Pontiac Bonneville
1973-1974
 Pontiac Grand Am
1973-1974, 1977-1987
 Pontiac Grand Prix
1975-1977
 Pontiac LeMans
1978-1979
 Pontiac Phoenix
1975
 Pontiac Ventura

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Who is QA1?

QA1 is a company that was founded in 1993. They specialize in manufacturing high-quality suspension parts, shock absorbers, composite driveshafts, bearings, steering components, and other related accessories. Their products are used in different industries such as the industrial, motorsports, and automotive sectors. Today, they are the leading manufacturer of OE parts in the market.

Suspension Experts

The company is best known for its motion control sub-assemblies and wide range of suspension systems. They are always searching for new ways to develop each component to enhance their products further. 

State-of-the-Art Facility

The company is housed in one of the most sophisticated facilities in the market to accommodate the increasing demands of its customers. With 100,000 square feet at their disposal, their facility contains high-tech equipment such as a CNC machine, laser cutting equipment, hydraulic presses, and filament windings. It allows them to manufacture the best product in the market.

QA1 is also one of the few companies that are ISO certified. It guarantees that their parts are manufactured consistently, following the standards put in place by the company and the regulators.

Purchase QA1 Products At Vivid Racing

If you are in the market for quality suspension parts for your vehicle, then QA1 is the brand for you. They have been manufacturing components for the last 28 years and have consistently given their customers parts that meet their demand. To know more about QA1, visit Vivid Racing and check out their list of parts that meet your demand.



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