It make some difference on my 30hp with loader R4's, but not as much as in the truck. I've stuck it a few times in 4WD in the snow. Never got it stuck in mud though.
It weighs 3600# chains help in the winter when I'm on gravel, but I don't like them on the cement.
It weighs 3600# chains help in the winter when I'm on gravel, but I don't like them on the cement.