Just need some guidance - the weather here has gone very wintery and we have shed loads of snow. So I spend most of my day running round in 4WD. However on the main roads there may be tram-tracks showing down to the dry asphalt surface. Now we all know you shouldn't drive in 4WD on a grippy surface, and I definitely don't need a transfer box / diff problem, so how far can you go before you risk wind up ? And if I drift onto the snow divide every few hundred yards will this de-stress the diff ?? What do folks do on wildly differing surfaces. At the moment I am doing a lot of shifting 