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QA1 12.625/18.75" Extended Height Proma Star Double Adjustable
$326.95
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QA1 DD602 Proma Star Coil-Overs

Looking to upgrade your vehicle's suspension? The QA1 DD602 Proma Star Coil-Overs offer a fantastic solution for a wide variety of vehicles, whether you're building a custom chassis or just can't find the right fit. These coil-over shocks are designed to enhance ride quality and performance, making your driving experience smoother and more enjoyable.

Key Features

  • Adjustability: Choose between single or double-adjustable valving to customize your ride. Single-adjustable shocks are perfect for street cars, allowing you to easily tweak the ride comfort with just one knob. For those who frequently hit the track, double-adjustable shocks provide independent compression and rebound tuning for maximum performance.
  • Stroke Options: Available with 3" to 9" of stroke, these shocks cater to various vehicle setups.
  • Quick Ride Height Adjustability: The included hardware kit makes it easy to adjust your ride height, helping you achieve the perfect stance.
  • Multiple Mounting Configurations: Options include poly bushing with ’? and 5/8?? sleeves to reduce noise, vibration, and harshness (NVH), as well as bearing mount shocks for better alignment.
  • Made in the USA: All QA1 Proma Star shocks are manufactured and dyno-tested in the USA, ensuring top-notch performance and quality.
  • Limited Lifetime Warranty: Enjoy peace of mind with an industry-leading warranty. Just register your shocks at QA1.net/warranty before installation.

Specifications

  • Adjustability: Double Adjustable
  • Mounting: Bushing
  • Compressed Height: 12.625 in.
  • Extended Height: 18.75 in.
  • Recommended Ride Height: 15.25" to 16.75"

Fitment and Installation

Before installation, ensure that your shock has enough travel to prevent overextending or bottoming out. If you're using a stock spring pocket, verify that you can achieve your desired ride height while maintaining sufficient shock travel. For added convenience, spanner wrenches and thrust bearings are available to facilitate ride height adjustments.

View Installation Guide

Customer Feedback

Many users have praised the QA1 DD602 for its impressive adjustability and ease of installation. One enthusiast noted that the double-adjustable feature allowed them to fine-tune their setup for both daily driving and track days, resulting in a noticeable improvement in handling and comfort. Another customer highlighted the quality of construction, stating that the shocks felt robust and well-engineered, providing confidence in performance.

Important Notes

  • Ensure your shock will have an adequate amount of travel to avoid overextending or bottoming out.
  • Available spanner wrenches and thrust bearings increase ease of ride height adjustment.
  • If using a stock spring pocket, ensure you can achieve your desired ride height while incorporating enough shock travel.

Other Part Numbers:
QA1 #qapDD602

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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Sale price None
Wholesale price $326.97
Shipping Weight: 4.50
Length: 19
Width: 4
Height: 4
Product Added At Monday 29 January, 2024
Product Modified At Friday 11 July, 2025
Imported By ETLOverride
Last Edited By Turn_API
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Emissions Info
Carb Approved -
Carb Number -
Epa Status N/A
Prop65 Yes
Carb Required -
Vendors
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Turn 14 $277.09 $362.21 ? $326.95 ? 2025-07-11 10:44:51

Manufacturer Direct Shipping
This item is available for direct shipping from the manufacturer. Please verify stock availability with the manufacturer. Once confirmed, you can place an order through [Meyer Distributing], who will arrange for dropshipping from the manufacturer directly to our customer.

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