The Standard Series 4-link kit is ideal for those seeking better performance and adjustability. It features 17-1/4-inch long, 1-inch diameter direct threaded links and includes 3/16-inch thick cold-rolled steel mounting brackets for both the chassis and rear end, along with all necessary installation hardware.
For high-horsepower builds, the Magnum Series 4-link kit is tailored for extreme performance. Its housing and frame brackets are constructed from ¼-inch thick material and feature numerous mounting holes for suspension components. This kit includes robust 1-1/4-inch O.D. x .095-inch wall top tubes and 1-3/8-inch O.D. x .095-inch wall bottom tubes.
For maximum strength and adjustability, the Ultra Magnum 4-link kit is designed with additional adjustment holes in the chassis brackets for enhanced tuning. Its 4-link tubes are made from 4130 chrome moly, with a .095-inch wall thickness, and it utilizes ¾-inch x ½-inch chrome moly rod ends plus high-quality hardware.
For detailed information on these 4-link suspension options, you can visit Competition Engineering’s website.
Source: www.dragzine.com