What material is the Corvette's body primarily made of since 1953?

Since 1953, the Corvette’s body has primarily used fiberglass or fiberglass-reinforced composite material.

The original Corvette used fiberglass bodywork when it entered production in 1953. At the time, this material helped Chevrolet create complex sports-car shapes without the heavy tooling and stamping equipment associated with steel panels. It also contributed to the Corvette’s relatively low weight and distinctive construction.

The material description became more technically nuanced as the Corvette evolved. Later generations adopted sheet molding compound, or SMC, a composite containing fiberglass reinforcement. SMC is not the same as a simple woven fiberglass panel, but it belongs to the same broad family of glass-fiber-reinforced composites. That is why “fiberglass” remains the standard quiz answer.

This does not mean every exterior part is fiberglass on every Corvette. Some models and panels have used steel, aluminum, or carbon fiber, especially for structural parts and performance options. The body panels are the key distinction. The Corvette’s lightweight composite bodywork is one of its defining engineering traditions, continuing from the first C1 cars into modern generations.