Posted 2/22/2012 22:18 (#2245654 - in reply to #2245596) Subject: RE: When to change oil in tractors
Floyd County, Iowa
I don't think I would go longer than once a year. Too many nasties in used oil. I reluctantly downsized last year and only put 45 hours on my 9400 combine and 110 hours on my 8100 tractor. Use Deere filters and oil, but both are still going to get changed at least yearly.
my 2 cents
When to change oil in tractors
