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Detroit Cyclecar

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An early American cyclecar manufactured in Detroit and later Saginaw, Michigan, from 1913 to 1914.

Last updated August 25, 2026

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Overview

Detroit Cyclecar was an early American cyclecar brand produced by the Detroit Cyclecar Company during the brief cyclecar boom of the 1910s. The vehicle was manufactured initially in Detroit, Michigan, and production was transferred to Saginaw, Michigan, during 1914. Its short production run placed it among the many small American automobile ventures that attempted to offer lightweight, relatively inexpensive personal transportation before the mass-market dominance of larger manufacturers was fully established. The car was designed by Ernest Weigold, an engineer associated with the E. R. Thomas Motor Company and later chief engineer for Herreshoff. It was marketed under several related names, including Detroit Speedster and Little Detroit Speedster. After the move to Saginaw, it was briefly known as the Saginaw Speedster. These naming changes reflected the company's relocation and its effort to present the same basic vehicle as a sporty, compact alternative to conventional automobiles. Unlike the smallest cyclecars, which often used very light motorcycle-derived engines and narrow bodies, the Detroit model was comparatively substantial. It weighed approximately 850 pounds and used a water-cooled, four-cylinder engine displacing 91 cubic inches, or about 1.49 liters. The body was a side-by-side two-seat roadster mounted on a 92-inch wheelbase. This configuration emphasized light weight and open-air motoring while providing a more conventional automotive layout than some of the cyclecars built around motorcycle components. The vehicle was associated with an advertised price of $375 during its production period. That figure positioned it as an economical automobile for its era, although the business operated in a highly competitive market populated by numerous short-lived cyclecar manufacturers. In 1914, production was relocated to the Brooks Manufacturing Company factory in Saginaw after A. R. Thomas promoted a new cyclecar company there. The car's temporary Saginaw Speedster designation accompanied this phase. Detroit Cyclecar appears to have remained a small, short-lived marque. Production is documented from 1913 through 1914, with no evidence in the cited material of a sustained post-1914 operation, later model range, significant export business, or surviving corporate group. Its historical importance rests primarily in illustrating the experimental and entrepreneurial character of the American cyclecar industry immediately before and during the early years of automobile consolidation.

History

Detroit Cyclecar emerged in the United States during the cyclecar boom of the early 1910s. Cyclecars were generally designed to provide a less expensive and lighter alternative to full-sized automobiles, often combining compact bodies with small-displacement engines or motorcycle-derived mechanical components. The segment attracted numerous entrepreneurs, engineers, and manufacturers, but many companies struggled to achieve the production scale, distribution reach, and financial durability required to compete with established automobile producers. The Detroit Cyclecar was manufactured in Detroit, Michigan, by the Detroit Cyclecar Company beginning in 1913. Its design was credited to Ernest Weigold, whose earlier engineering experience included work with the E. R. Thomas Motor Company and service as chief engineer for Herreshoff. Weigold's involvement gave the car a connection to the broader engineering community developing lightweight vehicles during the period. The car was marketed as the Detroit Speedster and also as the Little Detroit Speedster. It used a side-by-side two-seat roadster body on a 92-inch wheelbase. With a weight of approximately 850 pounds, it was heavier than many other cyclecars, but it also employed a comparatively substantial power unit: a water-cooled four-cylinder engine with 91 cubic inches, or approximately 1.49 liters, of displacement. The combination distinguished it from the very lightest cyclecars and gave it a more conventional small-car character. In 1914, the manufacturing operation moved from Detroit to Saginaw, Michigan. The car was built at the Brooks Manufacturing Company factory during this phase. A. R. Thomas promoted a new cyclecar company in connection with the Saginaw operation, and the vehicle was briefly identified as the Saginaw Speedster. The change in location and naming suggests an attempt to reorganize or reposition the enterprise while retaining the underlying vehicle concept. The automobile was associated with a period price of $375, supporting its positioning as an economical form of transportation. However, the cyclecar market was crowded and unstable. Small manufacturers faced competition from larger automobile companies, rapidly changing consumer expectations, production challenges, and the growing advantages of standardized mass production. The available reference material records production only through 1914 and does not document a continuing Detroit Cyclecar model range, a later corporate successor, or a long-term operating history. Detroit Cyclecar therefore represents a short-lived American automobile venture rather than a durable modern brand. Its surviving historical profile consists of the Detroit and Saginaw production locations, the Weigold-designed lightweight roadster, its several marketing names, and its place in the transitional period when inexpensive compact cars competed for attention before the automobile industry became more concentrated.

  • 1914

    Production moves to Saginaw

    [1]

    Manufacturing relocates from Detroit to Saginaw, Michigan, where the car is built at the Brooks Manufacturing Company factory.

  • 1914

    Saginaw Speedster name used

    [1]

    During the Saginaw production phase, the vehicle is briefly known as the Saginaw Speedster in connection with the new manufacturing location.

  • 1914

    Documented production ends

    [1]

    The cited historical record identifies Detroit Cyclecar production through 1914; no later production is documented in the reference material.

  • 1913

    Detroit production begins

    [1]

    The Detroit Cyclecar Company begins manufacturing the Detroit Cyclecar in Detroit, Michigan.

  • 1913

    Detroit Speedster introduced

    [1]

    The cyclecar is marketed under the Detroit Speedster and Little Detroit Speedster names. The vehicle is a lightweight, two-seat roadster designed by Ernest Weigold.

Products and positioning

An economical, lightweight American cyclecar offering compact two-seat roadster motoring at a lower price than many conventional automobiles of the period.

  • Cyclecar · 1913

    Detroit Cyclecar

    The principal vehicle associated with the Detroit Cyclecar Company was a side-by-side two-seat roadster built on a 92-inch wheelbase. At approximately 850 pounds, it was relatively heavy for a cyclecar but remained substantially lighter than many conventional automobiles. Power came from a water-cooled four-cylinder engine displacing 91 cubic inches, or approximately 1.49 liters. The model was sold under the Detroit Speedster and Little Detroit Speedster names and was later associated with the Saginaw Speedster designation after production moved to Michigan's Saginaw area.

  • Cyclecar · 1913

    Detroit Speedster

    Detroit Speedster was a marketing name for the Detroit Cyclecar. It described the same compact, open two-seat roadster concept rather than a separately documented model family. The name emphasized sporty styling and lightweight motoring, while the car's four-cylinder, water-cooled engine and 92-inch wheelbase gave it a comparatively conventional small-automobile specification for a cyclecar.

  • Cyclecar · 1914

    Saginaw Speedster

    Saginaw Speedster was the temporary name used for the Detroit cyclecar after manufacturing moved to Saginaw in 1914. It was produced at the Brooks Manufacturing Company factory and represented the vehicle's later location-based identity. The available historical account does not establish a distinct mechanical specification or an extended production run separate from the Detroit Cyclecar.

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