farmtrac 390hst

I've got a guy that has offered his farmtrac 390hst with loader, 4-n-1, and bush hog for a zero turn mower I have. He says it's under 1000hrs and has no issues. I'm thinking that it's a good move on my part, but farmtrac has me worried. Is buying a brand that is no longer in business such as...

Hey, So I've taken the responsibility to service all of my mothers equipment. We have a 2004 Farmtrac 390HST. I've searched high and low for these parts/filters/etc. I can't find the hydraulic filter. Napa has no idea. I looked online, a website parts for farmtrac says but im not sure if...