Powered trailer axles are irregular, even in Europe where they do things another way with trucks than what we do here in North America. That is the reason another item from SAF-Holland, a hydraulically driven trailer axle, may discover acknowledgment with administrators over there.
The prevail Class 8 arrangement in Europe is a solitary back pivot, 4x2 tractor pulling a three-hub trailer. Tractors, along these lines, cost and weigh not exactly our normal 6x4s that force a couple hub trailer. The 4x2 works fine on asphalt, particularly with a locking differential, yet a single drive axle on end-dump fixes here and there can't get enough footing while rough terrain.
So such operators frequently utilize 4x4 tractors, as indicated by Markus Heuser, Germany-based executive of worldwide advertising correspondences for SAF-Holland. Obviously, a front-driving axle adds weight and cost to the tractor.
Read More : http://www.truckinginfo.com/blog/trailer-talk/story/2016/11/powered-trailer-axle-provides-an-off-road-boost.aspx
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