Parts Manuals. These parts manuals are brought to you by Wholesale Drivetrain Co. Your source for heavy-duty, mid-range and auxiliary truck transmissions, differentials, transfer cases, PTO units and parts to repair them all.
We also offer a complete line of new, used and rebuilt truck transmissions, truck differentials, transfer cases and PTO units. We stock units and parts for Allison, Chelsea, Dana, Eaton, Fabco, Fuller, Mack, Meritor, Rockwell and Spicer.
Units in stock for: Freightliner, Kenworth, International, Peterbilt, Mack, Volvo, Sterling, Ford, GMC, Autocar, Western Star, Dodge and Oshkosh trucks.
Please select the type of unit you need the parts manual for below. This list is always in progress so if you don’t find what you need please feel free to give us a call and we will see what we can do to accommodate your needs.