What does 4x4 stand for?

In message <[email protected]>, Adrian
<[email protected]> writes
>hugh (hugh@[127.0.0.1]) gurgled happily, sounding much like they were
>saying :
>
>> A 4x4 without centre locking diff or viscous coupling can easily be
>> reduced to only one wheel driving in mud or on wet grass.
>> Locking the centre diff guarantees at least two wheels will be driving
>
>Not necessarily.
>
>If neither end has a locked diff, then even with a locked centre diff, you
>can be sat there with one wheel each end spinning freely.
>
Exactly - 2 wheels being driven - I did not say they were doing anything
useful other than going round. The other 2 would just be sat there doing
nothing.
>The only difference is that without the centre diff locked, you've only got
>the one wheel spinning uselessly...
>

Which is what I said
>Hell, with front and rear diff locks engaged, it's entirely possible to be
>sat there with all four wheels spinning in brown windsor soup...
Yes, but the point is that they are being driven.
--
hugh
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