PTO gaskets for models 308594-1, 12470194, 11669313, 308594-2, A22LL-C3-G, 57K3626, 221 used on the M939/A1/A2 series trucks. All gaskets are priced the same. Please choose the gasket(s) from the menu.
Drawing key numbers are listed in parentheses after the part number to help identify the gasket.
Some gaskets are available in various thickness and are used to set the bearing preload or gear backlash. Thickness is listed after the gasket description. Do not assemble the PTO using RTV sealant on, or in place of, the gaskets as the gasket thickness will not be correct.
Click on the parts drawing to enlarge.