Instead of using an open spoke pattern, this wheel construction employs a solid, often slightly convex or concave steel or aluminum plate connecting the center hub to the outer rim. Common on heavy-duty trucks and historic vehicles, the solid face provides immense structural strength and aerodynamic benefits, though it sacrifices brake cooling airflow.
Heard on the job
The customer wants to swap out those heavy steel disk wheels for a set of lighter alloys.
Also heard as
- Disc wheel