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Vivid Racing Gear 
QA1 Pro-Rear System DS501-12130
Upgrade your vehicle's rear end with the QA1 Pro-Rear System DS501-12130, designed for those who demand exceptional performance on the track and the street. Whether you're into drag racing, street performance, or building a classic street rod, this system is tailored to meet your needs.
Key Features
- Adjustable Options: Choose from double adjustable, single adjustable, or ride-sensitive non-adjustable configurations to suit your driving style.
- Smooth Adjustments: Experience evenly spaced valving changes throughout the adjustment range, ensuring seamless transitions without any jumps between clicks.
- Coil-Over Design: The kit includes lightweight aluminum coil-over shocks, making it easy to adjust ride height according to your preferences.
- Precision Engineering: Each shock features a precision machined aluminum piston with a PTFE piston band for enhanced durability and performance.
- Robust Construction: Solid piston rod with hard chrome plating and a three-step sealing system ensures longevity and reliability.
- Compatibility: Designed to fit 3" or 3.25" diameter axle tubes, making it versatile for various applications.
- Complete Kit: The package includes two Proma Star or Aluma Matic shocks, two linear or variable rate springs with a rate of 130, and all necessary mounting hardware.
Specifications
| Feature | Details |
|---|---|
| Shock Type | Single Adjustable / Double Adjustable / Non-Adjustable |
| Material | Lightweight Aluminum |
| Adjustment Type | Simultaneous Compression and Rebound / Independent Compression & Rebound |
| Testing | 100% Dyno Tested and Serialized |
| Rebuildable | Yes, by QA1 Factory or Authorized Service Centers |
| Made in | USA |
Why Choose the DS501-12130?
The QA1 Pro-Rear System DS501-12130 stands out with its combination of adjustability, precision, and robust construction. Whether you're hitting the drag strip or cruising down the highway, this system is engineered to provide a smooth and responsive ride, allowing you to tackle any driving challenge with confidence.
Customer Insights
Users have praised the DS501-12130 for its easy installation and noticeable improvement in handling. Many have noted how the adjustable features allowed them to fine-tune their setup for both daily driving and competitive racing, making it a favorite among performance enthusiasts.
Other Part Numbers:
QA1 #qapDS501-12130
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
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 ExpertsThe 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 FacilityThe 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 RacingIf 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.
