THE VEHICLE AT A GLANCE
Model dossier
- Production period
- 1927
- Body style
- Cabriolet
- Engine
- 4 cilindri in linea — donor/base Fiat 509/509A
- Type
- Limited
- Displacement
- 990 cc
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 Fiat 509 Cabriolet Montescani (1927) was coachbuilt by Montescani. The development of the Fiat 509 series marked a strategic expansion for Fiat during the post-World War I era, aimed at integrating modern design with utilitarian function. The coachbuilding process for the Cabriolet variant involved precise engineering to create a lightweight structure, utilizing techniques prevalent in the late 1920s, including steel framing and fabric skins to enhance aerodynamics and reduce weight.
Mechanically, the Fiat 509 was designed with a conventional layout featuring a front-engine configuration, which was typical for vehicles of its class during this period. The chassis was built to accommodate a 4L engine, which provided sufficient power for urban driving while maintaining efficiency. The suspension system employed a combination of leaf springs at the rear and independent front suspension, offering a balance between comfort and stability.
Production of the Fiat 509 Cabriolet Montescani was limited, with specific chassis numbers documented in historical archives. The model was exhibited at various automotive shows, contributing to its visibility in the marketplace. Surviving examples are recorded in private collections and institutional archives, providing reference for researchers of postwar coachbuilding. The Fiat 509 Cabriolet Montescani remains a significant example of early 20th-century Italian automotive design and craftsmanship, reflecting the era’s industrial advancements and aesthetic preferences.
02 / TECHNICAL IDENTITY
Specifications & construction
Production & construction
- Production type
- Limited
Engine & performance
- Engine configuration
- 4 cilindri in linea — donor/base Fiat 509/509A
- Displacement
- 990 cc
- Specification notes
- Confidence detail moved from confidence: high_mechanical_medium_body DONOR_BASE_PROJECTION — base-model technical fields projected from VIOTTI-TOLFO-FIAT-509-FAUXCABRIOLET-1927 because make/model/year match exactly. This does not assert that the coachbuilt/special vehicle retained identical tuning or performance.
Design & manufacture
- Manufacturer · Documented
- Fiat
- Coachbuilder / Body Builder · Documented
- Montescani
06 / EVENTS & AWARDS
Events & awards
No events or documented awards are currently recorded for this vehicle.
07 / THE VEHICLE IN DETAIL
Photo gallery
No publishable photographs are currently catalogued for this vehicle.
08 / FROM THE ARCHIVE
Archive
References held in the vehicle dossier. Their inclusion does not establish that every historical claim has been independently verified.
| Reference | Source type |
|---|---|
| COACHBUILD.com — Montescani archive www.coachbuild.com | Specialist coachbuilder archive |








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