Longer 115 mm straight back universal primary drive shaft utilized in combination with longer framework #351114. CNC-machined from world-renowned HUDY Spring Steel™. Means more free motion with this drivetrain and improves traction. Strategically-machined, lightweight drive shaft is clearly weight-reduced without compromising energy. Hand ground for optimum accuracy, then by themselves determined and analyzed. Probably the most unique no-compromise off road drive shafts.