"QA1's Heavy Duty Coil-over brackets are the perfect solution to add coilovers to your car or truck. Specifically designed for heavier vehicles, our kit includes all the necessary hardware and bracketry for a seamless installation. With double shear bracketry it ensures the strength and support you need for street and race applications. This simple weld-on kit features axle mount brackets and upper shock mounting tabs.When paired with QA1 coil-over shocks and springs, you have a perfect coil-over solution for your custom application's needs. Our axle-mounted brackets offer 9" of total height adjustment, in 3/4" increments, giving you full control for your desired stance. This kit is a universal weld-in kit designed for 3.25" diameter axle tubes."