Product Details: Equip your semi to be Ready for the Road Aheadâ„¢, with the Spicer 1350 / SPL30 Series Non-Greaseable Universal Joint, a crucial component for the effective transfer of engine power. As a result of its cross-shaped design, this universal joint is able to transfer power to the wheels from the driveshaft as it moves up and down with the suspension. Fashioned with precise measurements and a durable body to resist rust, corrosion, and weathering.