tomrscott
Gold Member
The JD 790 manual specifies JDM J20D Low-Viscosity HyGard oil for hte transmission/hydraulic oil. Is there another product that is as good or better?
Is this a heavy gear oil, or is it like engine oil? The manual doesn't give any other specs for it. /forums/images/graemlins/ooo.gif
Is this a heavy gear oil, or is it like engine oil? The manual doesn't give any other specs for it. /forums/images/graemlins/ooo.gif