The Spicer TTC Gear Mainshaft, part number 101-8-10 or 101810, is a genuine Spicer TTC transmission component sold by Pro Gear and Transmission. The mainshaft is a critical drivetrain element within the transmission assembly, carrying gear sets along its length and transmitting torque through the gearbox. Spicer TTC has long supplied drivetrain components to the heavy-duty truck market, and this part carries that OEM-level standard. Not certain this is the right mainshaft for your transmission? Give us a call and we can help confirm proper fit before you order.
Features
Genuine Spicer TTC transmission mainshaft
Part number 101-8-10 or 101810
Serves as the central torque-carrying shaft within the transmission gear set
Direct OEM-specification replacement component
Sold by Pro Gear and Transmission
