A 7 1/2" Twilite headlamp (or lens) is a vintage automotive component primarily used in vehicles from the late 1920s and early 1930s. These lenses were often manufactured by the Monogram Lens Corp or Guide for various American automobile manufacturers.
Primary Applications
Chevrolet Passenger Cars & Trucks: They are most commonly associated with 1929–1931 Chevrolet models, including the 1931 Chevrolet Coupe and 1930 Chevrolet trucks.
Other GM & Independent Brands: Similar Twilite assemblies were used on various General Motors vehicles and competing brands of the era, including
Plymouth: 1933 models often utilized Twilite lenses.
GMC Trucks: Early 1930s GMC models.
Oldsmobile & Buick: Specific models from the mid-1930s (e.g., 1934–1935).
Studebaker: Some 1930s models are compatible with Twilite assemblies.