A new body and old body car

You're referring to a "new body" and "old body" car, which is a colloquialism used in the automotive industry!

In this context, "new body" refers to a car that has a completely new chassis, frame, and body structure, often with significant changes to the design, materials, and manufacturing process. This can include a new generation of a model, a major facelift, or even a completely new model.

On the other hand, "old body" refers to a car that retains its original chassis, frame, and body structure, but may have undergone various updates, modifications, or restorations to keep it running and looking like new. This can include a classic car that has been restored to its original condition, a vintage car that has been updated with modern components, or even a car that has been converted to an electric or hybrid vehicle.

Here are some examples to illustrate the difference:

New Body:

Old Body:

In summary, a "new body" car refers to a car with a completely new chassis, frame, and body structure, while an "old body" car refers to a car that retains its original chassis, frame, and body structure, but may have undergone updates or modifications to keep it running and looking like new.