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QA1 4 Valve 27A Series Stock Mount Shock IMCA Legal Rear GM Full/Mid-Size
$219.95
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27A684M Monotube Shock: Performance Meets Precision

The 27A684M Monotube Shock is designed for racers who demand reliability and performance from their suspension systems. With its innovative features and robust construction, this shock absorber is a top choice for various racing classes, including street stocks, hobby stocks, and mini stocks. Let’s take a closer look at what makes the 27A684M stand out.

Key Features

  • Zinc Plated Body: The durable zinc plating provides excellent corrosion resistance, ensuring longevity even in harsh racing environments.
  • 46 MM Hard Anodized Piston: A larger piston enhances fluid dynamics, contributing to improved shock response and handling.
  • Multiple Valving Options: The shock comes with adjustable valving, allowing you to tailor the performance to your specific racing needs.
  • Hyperscrew Technology: Available with either Hyperscrew or Sealed Hyperscrew options, the 27A684M meets IMCA Southern Sport Mod regulations, providing versatility for different racing classes.

Performance Benefits

The damping curve of the 27A684M is engineered for optimal control. It effectively manages suspension dynamics at low shaft speeds while minimizing excessive forces during high-speed maneuvers. This balance allows drivers to maintain better control and feel of their vehicles, enhancing overall driving confidence.

Specifications

  • Valving: 4
  • Gas Port Option: Sealed Hyperscrew
  • Application: Rear GM Full/Mid-Size

Racer-Friendly Design

Designed with racers in mind, the 27A684M is both revalveable and rebuildable, ensuring that you can maintain peak performance throughout its lifecycle. Each shock is 100% dyno tested and serialized, providing assurance of quality and consistency.

What Customers Are Saying

Many users appreciate the performance of the 27A684M, noting how it has significantly improved their car's handling. One racer mentioned that the shock's ability to absorb bumps and maintain stability during turns has given them a competitive edge on the track. Another user highlighted the ease of adjustment, making it simple to fine-tune the suspension setup for different racing conditions.

Fitment

The 27A684M is specifically designed for rear applications on GM full and mid-size vehicles, making it an ideal choice for a wide range of racing setups.

With the 27A684M Monotube Shock, you're not just investing in a suspension component; you're choosing a product that embodies quality, performance, and reliability. Upgrade your race setup with confidence!

Other Part Numbers:
QA1 #qap27A684M

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Vehicle
1978-1988
Buick Regal
1971-1985, 1994-1996
Chevrolet Impala
1978-1983
Chevrolet Malibu
1978-1988
Chevrolet Monte Carlo
1978-1981
Oldsmobile Cutlass

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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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