YJ Front Slip N Stub 1310 Heavy Duty Series Adams DriveshaftYou are buying a Front YJ 1310 Heavy Duty Series Slip and Stub style Driveshaft made by Adams Driveshaft the Industry Leader in Custom Driveshafts. Adams Driveshaft custom makes these driveshaft using Only the best components made by two American Companies, Spicer and Neapco. We Start out installing Greasable U joints, Long Slip, and use the Strongest castings of Components possible. Then we use D. O. M Seamless tubing that we back up with a Lifetime