Equip your semi truck to be Ready for the Road Aheadâ„¢, with the Spicer 4" x 0.134" 1710 Series Round Steel Driveshaft Tube Weld Yoke, a key component that provides enhanced power transfer. This replacement piece acts as connection point between the driveshaft and numerous other drivetrain components. Manufactured with ultra-durable components to provide long-term reliability.