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QA1 DM501-2001 HD Pro Rear Coilover Conversion System, 3.25 Axle, MOD, 200lb
$2015.95

QA1 DM501-2001 Heavy Duty Pro Rear System

Looking to upgrade your vehicle's suspension? The QA1 DM501-2001 Heavy Duty Pro Rear System is designed specifically for cars and trucks with a rear axle weight capacity between 1700 to 2600 lbs. This comprehensive kit includes everything you need for a smooth installation, ensuring you can hit the road or track with confidence.

Key Features

  • Robust Construction: Engineered with double shear bracketry and enhanced spring rates, this system provides the durability and support necessary for both street and racing applications.
  • Ride Height Adjustability: Enjoy a total of 9 inches of ride height adjustability thanks to the axle-mounted brackets and fine-tuning capabilities of the coilover shocks. This feature allows you to achieve your desired stance effortlessly.
  • MOD Series Coil-Overs: These shocks are perfect for high-performance builds, featuring modular valve packs that let you change the valving without removing the shocks from your vehicle. With both high-speed and low-speed bleed adjustability, they are versatile enough for street driving and racing.
  • Simple Installation: The DM501-2001 comes with all necessary brackets, tabs, and hardware, making it a straightforward weld-on installation. No need for extensive fabrication or multiple trips to the parts store!
  • 1-Year Warranty: QA1 stands behind their products, offering a one-year warranty against defects in materials and workmanship, ensuring peace of mind with your purchase.
  • Made in the USA: Proudly manufactured in Lakeville, Minnesota, this system reflects QA1's commitment to quality and performance.

Specifications

  • Fitment: Requires welding and is designed for 3.25" axle tubes.
  • Shock Mount Dimensions: Tubular upper shock mounts measure 1-5/8" diameter x .095" wall, with a length of 40".
  • Included Components: The Pro Rear System includes two MOD Series adjustable coilover shocks, two springs, a 40" long weld-in tube, and all necessary mounting hardware.

Customer Insights

Users have praised the DM501-2001 for its impressive adjustability and ease of installation. Many have noted the significant improvement in handling and ride quality after upgrading to this suspension system. The modular valve packs have been highlighted as a game-changer, allowing for quick adjustments on the fly, making it a favorite among performance enthusiasts.

Upgrade Your Ride

If you're looking to enhance your vehicle's suspension performance for both daily driving and competitive racing, the QA1 DM501-2001 Heavy Duty Pro Rear System is an excellent choice. With its robust design and adjustable features, you can fine-tune your ride to meet your specific needs.

Other Part Numbers:
QA1 #qapDM501-2001

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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Things
Sale price None
Wholesale price $2,016.04
Shipping Weight: 40.30
Length: 40
Width: 8
Height: 8
Product Added At Monday 23 December, 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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Vendor Inv Cost Retail Jobber MAP Core Updated
Turn 14 $1,708.51 $2,233.35 ? $2,015.95 ? 2025-07-11 10:45:15


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