Despite the proliferation, the industry had more-or-less settled on calling longitudinal “truck” systems 4WD/4×4 and “car” systems (especially transverse systems) AWD. … By 2005 the non-truck utility vehicles accounted for more than 50% of the segment. …. We have a 9-speed automatic, nothing unusual there, but next we get something new for a transverse vehicle: a 56:1 (I4) or 47:1 (V6) reduction gear positioned after the transmission but infront of the differentials. …

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Alphabet Soup: 4×4 vs 4WD vs AWD Where's the Differential? | The …