THE VEHICLE AT A GLANCE
Model dossier
- Manufacturer
- Alfa Romeo
- Base model
- 6C 2300 Cabriolet
- Coachbuilder
- Castagna
- Production period
- 1938
- Body style
- Cabriolet
THE PEOPLE BEHIND THE CAR
Coachbuilding, design & conversions
PRICE & SALES RECORD
Vehicle value
- Original price
- Not documented
- Latest recorded sale
- Not documented
01 / THE STORY
History & context
The Alfa Romeo 6C 2300 Cabriolet (1938) was coachbuilt by Castagna. The development of the 6C 2300 series marked a significant evolution in Alfa Romeo’s engineering and design philosophy during the late 1930s, reflecting the company’s commitment to performance and luxury in automobile manufacturing. The coachbuilding process utilized traditional methods, with Castagna focusing on proportionate design and meticulous craftsmanship, resulting in a vehicle that encapsulated the aesthetic sensibilities of the era. Mechanically, the 6C 2300 Cabriolet featured a chassis that was designed for stability and performance, incorporating a sophisticated suspension system that enhanced driving dynamics. This model was powered by an inline-six engine, which provided a balance of power and smoothness, aligning with the expectations of its clientele. The chassis and bodywork were crafted with precision, ensuring both durability and elegance, characteristics sought after by discerning buyers at the time. Production of the Alfa Romeo 6C 2300 Cabriolet was notably limited, with only one unit documented, which adds to its significance as a rare example of pre-war automotive design. This singular production run indicates the bespoke nature of the vehicle, tailored to meet specific customer demands and preferences. Documentation indicates that the model was showcased at various exhibitions, highlighting its unique attributes and craftsmanship. Surviving examples are recorded in private collections and institutional archives, providing reference for researchers of postwar coachbuilding. The Alfa Romeo 6C 2300 Cabriolet Castagna remains a key subject of study for automotive historians, reflecting the intersection of performance engineering and artistic design during a pivotal era in automotive history.
02 / TECHNICAL IDENTITY
Specifications & construction
Production & construction
- Production type
- Limited
- Production notes
- Exact CI route supports the 1938 Alfa Romeo 6C 2300B Cabriolet Castagna identity; Ruoteclassiche independently supports Castagna 6C 2300B coachwork in the same period. Exact Cabriolet remains internally bridged; one-off/Units=1 cleared pending independent body-specific evidence. NO_AUTO_INHERIT.
Engine & performance
- Engine configuration
- Inline-6
03 / DESIGN, BODY & SUPPLIERS
Design, body & suppliers
Design & manufacture
- Manufacturer · Documented
- Alfa Romeo
- Coachbuilder / Body Builder · Documented
- Castagna
Body form & construction
- Body style
- Cabriolet
04 / EVENTS & CHRONOLOGY
Events & chronology
No events or documented awards are currently recorded for this vehicle.
08 / GALLERY
Photo gallery 9 photographs
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09 / PERIOD ARCHIVE
Period photographs & advertising
The period archive gallery will show historical photographs, advertisements, brochures and press images once assets, provenance and usage rights have been recorded in the masterfile.











THE CONVERSATION
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