Mar 14, 2015 / 445 long tractor hydraulics issues #21 B Bus Driver New member Joined Jun 8, 2013 Messages 4 Location Mocksville NC Tractor Farmall 140 This an old thread. The transmission/hydraulic system uses 10-40W motor oil. Specified in the owner manual. Use of heavier oils, such as gear oil, is not something I would do.
This an old thread. The transmission/hydraulic system uses 10-40W motor oil. Specified in the owner manual. Use of heavier oils, such as gear oil, is not something I would do.