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Vivid Racing Gear 
QA1 HD Pro Rear Drag 4-Link System for Your Performance Vehicle
Ready to take your drag racing game to the next level? The QA1 Heavy Duty Pro Rear Drag 4-Link System is the ultimate solution for serious racers who want to enhance their vehicle's performance with a professional-grade setup. This all-in-one kit is perfect for those who love to tinker and customize their rides.
Key Features
- High-Quality Components: Made with MIG-weldable materials, this system ensures a robust and safe design that can easily integrate into various drag racing setups.
- Adjustability: The innovative drag race-style design allows for extensive instant center tuning and on-car adjustability, making it easy to adapt to different track conditions.
- Heavy-Duty Build: Constructed with 1-inch thick plates, 1-1/4 inch trailing arm tubes, and Grade 8 hardware, this kit can withstand the rigors of high-performance racing.
- Complete Kit: Includes everything needed for assembly: trailing arms, brackets, rod ends, tube adapters, QA1 MOD Series 4-way adjustable coilover shocks, and a shock crossmember.
Specifications
- Fitment: Works with 3-inch axle tubes and 40-inch or narrower frame rails.
- Welding required for installation.
- Trailing arm tubes and diagonal links can be cut to length for a perfect fit.
Customer Feedback
Users appreciate the QA1 HD Pro Rear Drag 4-Link System for its easy installation and adaptability. Many have reported significant improvements in traction and stability during races, allowing them to harness their vehicle's full power. The adjustable coilovers have been particularly praised for their ability to fine-tune performance based on track conditions.
Why Choose QA1?
QA1 is a trusted name in the racing community, known for delivering high-quality suspension components that meet the demands of serious racers. Whether you’re a DIY enthusiast or a professional, this 4-link system provides everything you need for a competitive edge on the track.
Other Part Numbers:
QA1 #qapR370-150
⚠ 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.
| Sale price | None |
| Wholesale price | $2,534.51 |
| Shipping |
Weight: 48.50 Length: 62 Width: 14 Height: 7 |
| Product Added At | Monday 23 December, 2024 |
| Product Modified At | Friday 11 July, 2025 |
| Imported By | ETLOverride |
| Last Edited By | Turn_API |
| View In Admin |
| Carb Approved | - |
|---|---|
| Carb Number | - |
| Epa Status | N/A |
| Prop65 | Yes |
| Carb Required | - |
| Vendor | Inv | Cost | Retail | Jobber | MAP | Core | Updated | |||
|---|---|---|---|---|---|---|---|---|---|---|
| Turn 14 | $2,147.89 | $2,787.26 | ? | $2,515.95 | ? | 2025-07-11 10:45:21 |
