The Spicer 5-1310-1X U-Joint, from the 1310 series, is a greasable universal joint that sets the standard for premium performance in the driveshaft market. It features an outside snap ring, a 1.063″ cap size, and a 3.219″ lock up. Designed for durability, it includes heat-treated bearing cups, precision-ground seals and bearings, and a forged journal cross made from high-quality steel. Zerks allow for convenient relubrication, ensuring extended service life and consistent, reliable performance.