Love where your logging! I posted a video of my older tree farmer logging on my first daynin the woods on a skidder, im very happy with the machine. I am hopeful with in a couple months to have some hitches maybe half the size of yours ;-)
If your gonna run cable skidders you should get 640 jd it will pull way harder then a c6 or c7.you can fill a truck in 5 hitchs.Do you cut ur own hitchs or u got a cutter in the woods?
THE OLD C-5 TREE FARMER WILL OUTPULL ANY JD 440 BUT I THINK THE 540 JD WOULD OUTPULL A C-5 TREE FARMER BUT NOT BY MUCH. AS STATED PREVIOUSLY, I WOULD BE ABLE TO SKID OUT 2 CHORD OF POPPLE ON GOOD ROAD