Just like on part-time 4WD vehicles, full-time 4WD and AWD have both a front and rear differential on the front and rear axles that allows the left and right wheels to move at different speeds when making a turn.
Tu kama kwenye sehemu ya muda 4WD magari, ya muda 4WD na AWD kuwa wote mbele na nyuma tofauti juu ya mbele na nyuma axles ambayo inaruhusu kushoto na magurudumu kulia kwa hoja kwa kasi tofauti wakati wa kufanya zamu.