Backing up a steep driveway in 4WD Low gear?

BarryG20 wrote:
I had a two low valve setup on my 01 ram 2500 and it was great. On my new truck One of the first accessories was I added what Parker just mentioned the bd two low kit. It gives me the grunt of 4 low but no worry about the front end binding up in the turns

Scott g it is the front that binds up in 4 low while making turns because the wheels are turning different speeds but the diff and transfer case are forcing them To go at the same speed which is why you still had the issue wth no rear driveshaft

This makes no sense to me. With no rear driveshaft there is nothing forcing the front end to any speeds. With an open front differential the 2 front tires can happily turn different speeds and the driveshaft is the average. The only thing that could cause front binding with no rear driveshaft is a locker or limited slip in the front. Allowing different speeds between the left and right tires is precisely why differentials exist.

With both ends driven, it is the difference in average speed of the front and rear tire sets that causes the binding and is because the front travels further in a corner than the rear.