Chassis cab

Cab- chassis or chassis - cab is a term from English and means chassis and cab. There is a design, as they are often found in moderate and light trucks. It refers to a basic version of a vehicle, which consists only of the cab and the basic chassis. That is, behind the cab or the like without loading surface is mounted on the frame of the chassis.

So these versions allow special bodies, for example, ambulances and fire engines, which are subsequently mounted over behind the cab.