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  See all Suspension products
QA1 4" Length 3-8 Valve 5Q Series Twin Tube Large Body Circle Track Shock - 5Q943-8

QA1 5Q943-8 Twin Tube Shocks

If you're a racer looking for performance and tunability, the QA1 5Q943-8 Twin Tube Shocks are designed just for you. These shocks, part of the renowned 5Q series, offer a robust construction that meets the demands of competitive racing while providing the flexibility to customize your setup.

Key Features

  • Quick and easy re-valving and rebuilding in minutes using basic tools.
  • Two-piece body design for effortless disassembly and reassembly.
  • Gland with relief cuts and a hyper screw port for straightforward filling and bleeding.
  • Upgraded seal kit to minimize leaks, even under high-rebound conditions.
  • Compression tube features a slip-fit design for simplified rebuilds.
  • Laser-engraved, black-anodized closure nut for easy reading of serial numbers and valving.

Specifications

  • Type: Twin Tube
  • Body Diameter: 2-1/16"
  • Body Material: Steel
  • Body Finish: Black zinc
  • Mounting: Stock Mount
  • Adjustable Valving: Non-adjustable
  • Piston Type: Linear or Linear Digressive
  • Gas Charged: No
  • Coil-Over Compatible: Yes
  • Applications: Street Stock, Hobby Stock, B-Mod/Sport Mod, Modified

Fitment Options

The QA1 5Q943-8 shocks can be configured for coil-over setups with the right kits (sold separately). Here are some compatible spring options:

  • CK5Q70-2-1/2" ID Spring for 7" shock
  • CK5Q71-5" OD Spring for 7" shock
  • CK5Q90-2-1/2" ID Spring for 9" shock
  • CK5Q91-5" OD Spring for 9" shock

Customer Insights

Racers have praised the QA1 5Q943-8 shocks for their reliability and ease of maintenance. One user noted, "These shocks have made a noticeable difference in my car's handling. The ability to quickly adjust and rebuild them is a game changer on race day." Another racer highlighted, "The black zinc finish not only looks great but has held up well against the elements." A third review mentioned, "The scalloped base loop design really helps with clearance issues, making installation a breeze."

Watch & Learn

Other Part Numbers:
QA1 #qap5Q943-8

Proposition 65

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

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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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