Ensure your vehicle is Ready for the Road Ahead™ with improved power transfer, with the Neapco 2.31" x 5.5" 46-Spline Driveshaft Midship Stub Shaft. To allow a vehicle's wheels to rotate forward or backward, this replacement piece works to effectively transmit rotational power to the drivetrain. Fashioned with exceptional strength and durability. FleetPride is your First Click in Heavy Duty®.