Universal joint U-bolt kits contain the yokes, hex nuts and washers you need and 4WD has ones from top manufacturers including Omix-ADA, Dana Spicer and Dorman. U-bolt kits enable you to bolt your U-joints where they can attach to your driveshaft and maximize your 4x4 differential’s performance. Constructed from high quality, durable steel, they are designed for a range of off-road applications. These kits are designed to be easy to install and lock washers of various sizes make for a seamless, direct fit. Be sure the kit you buy is compatible with your specific yoke size and shop 4WD with confidence.