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Vivid Racing Gear 
QA1 Diagonal Link Kit (Model 7838-1068)
Product Overview
The QA1 Diagonal Link Kit is designed to simplify the fabrication process for building a drag race-style 4-Link suspension system. Perfectly compatible with QA1's HD Pro Rear 4-Link systems, this kit can also be adapted to fit a variety of drag racing setups. Crafted with high-quality MIG-weldable components, this kit ensures a safe and expertly engineered design for your racing needs.
Performance and Adaptable Design
This robust kit is built to withstand the rigors of high-performance racing. The 1-inch diameter tubing, measuring 40 inches in length, can be easily cut to fit most setups with frame rails that are 40 inches or narrower. Pre-bent and drilled mounting brackets make installation straightforward, allowing you to attach it to 1-inch trailing arm bolts effortlessly. With Grade 8 hardware and QA1's chromoly high misalignment rod ends, you can expect exceptional strength and flexibility in mounting options. Use the provided dimensional diagrams and renderings to assist with your custom installation.
Kit Contents
- 40-inch Diagonal Link Kit with mounting brackets and tube adapters
- Grade 8 hardware kit
- Made in the USA
Fitment Notes
This kit is designed to work on frame rails that are 40 inches and narrower, making it a versatile choice for various drag racing applications.
Customer Insights
Many users appreciate the ease of installation and the robust construction of the QA1 Diagonal Link Kit. One reviewer highlighted how the pre-bent brackets significantly cut down on fabrication time, making it an ideal choice for those who want to get their vehicle ready for the track quickly. Another user mentioned the flexibility in mounting options, allowing for a custom fit that meets their specific racing requirements.
Other Part Numbers:
QA1 #qap7838-1068
⚠ 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 | $122.96 |
| Shipping |
Weight: 7.13 Length: 40 Width: 4 Height: 4 |
| 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 | |||
|---|---|---|---|---|---|---|---|---|---|---|
| Atech Motorsports |
Total Stock: 14 |
$113.00 | $122.95 | $122.71 | ? | ? | 2025-07-07 20:05:30 | |||
| Turn 14 | $104.20 | $136.21 | ? | $122.95 | ? | 2025-07-11 10:45:17 | ||||
| Turn 14 |
EastETA: 2025-07-09 |
$104.20 | $136.21 | ? | $122.95 | ? | 2025-07-10 10:41:43 |
