In the case of vehicles, the term chassis means the frame plus the "running gear" like engine, transmission, driveshaft, differential, and suspension.

A body (sometimes referred to as "coachwork"), which is usually not necessary for integrity of the structure, is built on the chassis to complete the vehicle. With regard to living things, a body is the integral physical material of an individual, and contrasts with soul, personality and behavior. ... The body of a motor vehicle which is built around a chassis, rather than being of monocoque construction. ...

Commercial vehicle manufacturers may have “chassis only” and “cowl and chassis” versions that can be outfitted with specialized bodies. These include motor homes, fire engines , ambulances, etc. Men and women wearing suits, an example of one of the many modern forms of clothing (from the 1937 Chicago Woolen Mills catalog) Clothing is defined, in its broadest sense, as coverings for the torso and limbs as well as coverings for the hands (gloves), feet (socks, shoes, sandals, boots... Recreational Vehicle (RV) is a broad term used to describe a large enclosed piece of equipment with wheels designed to be moved from place to place for people to temporarily live in and be protected from the elements while away from their permanent domicile. ... Fire Engine in South Bend, Indiana. ... This article or section does not cite its references or sources. ...