Update your semi truck with enhanced power transfer, with the Spicer 4.5" x 0.134" 1810 Series Round Steel Driveshaft Tube Weld Yoke that ensures you're Ready for the Road Aheadâ„¢. With a sophisticated design, this replacement piece is able to act as a connection point between the driveshaft and other drivetrain components. Crafted with incredible corrosion resistance to provide long-term reliability.