>Positraction is just another name for a limited-slip differential,
which
>actually makes it easier to spin out on snow and ice if the driver
fails
>to limit the engine power. Perhaps you mean some sort of active
traction
>control system, which either limits engine output or selectively
applies
>brakes (or both) when slippage is detected.

An LSD ensures that if one wheel spins, the other wheel still receives
some torque, hopefully keeping you going. With a non-LSD diff, once a
wheel starts to spin, you loose all power into the spinning wheel.
Therefore, I don't see how an LSD/Positraction is a bad thing in snow?

Peter Moreton

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