Update your semi with reliable driveshaft power when crossing rough terrain, with the Neapco 2.5" 16-Tooth Steel Driveshaft Slip Yoke that ensures you're Ready for the Road Ahead. Due to its Y-shaped design, this replacement slip yoke allows the driveshaft to move or flex without losing power or experiencing mechanical failure. Constructed with hardened steel to decrease wear and provide long-term dependability. FleetPride is your First Click in Heavy Duty.