4WD on dry pavement

From: Bob Tufts (rbt@kodak.com)
Date: Sun Dec 15 1996 - 00:15:11 EST


From: John Lindsay <jlindsay@oharamfg.com>:

> I believe it had to do with driveline bindup. The front & rear diffs are
>directly coupled to the transfer case (unlike "full time" 4x4's). If the
>front tires are even slightly bigger or smaller then the rears, the diffs
>need to turn at different speeds. On the Dakota they can't, so one end ends
>up fighting the other. On slick surfaces, the tires can spin to make up the
>difference.
>

If you want to see the effect at its worst just try backing out of your
driveway while cutting the wheel sharply in 4WD on dry pavement :-(

The bindup is hardly noticeable while driving straight, but do this and
you'll get an appreciation! :-)

-Bob T.

 



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