The train was built on a steel chassis with a wood and aluminum body.
The Kallista used an aluminium body over a purpose-built steel chassis.
Because they have a steel chassis, weight is a shipping problem.
The body was made of fiberglass over a tubular steel chassis.
The car was built on a steel chassis and used aluminium for the body panels.
In contrast, mobile homes are constructed with a steel chassis that is integral to the integrity of the floor system.
One bullet caught the edge of the steel chassis and howled away.
Though the polyester panels couldn't rust, the underlying steel chassis had almost no protection.
The two seat body was made from aluminium over a wood frame mounted on a steel chassis.
The car was built on a heavy steel chassis with a substantial cross brace.