Posted 8/19/2006 09:47 (#37125 - in reply to #37065) Subject: RE: JD 4430 vs 4440
Most 40's have bigger axles (92mm). (Few have smaller axles 86mm)
Don't know for sure but maybe heavier final drives.
466 motor
better seat
start allot better
better on fuel
I would definitely go with the 40 series hands down.