Locomobile Model 48 Sportif
The Locomobile Model 48 was one of the finest American automobiles of the early 20th century — a superbly engineered, meticulously built luxury car that earned the nickname 'The Best Built Car in America' through sheer quality of construction and materials.
The Locomobile Company of America, based in Bridgeport, Connecticut, had transitioned from steam-powered cars to gasoline vehicles in the early 1900s. Under chief engineer Andrew Riker, the company developed a reputation for engineering excellence that rivaled anything from Europe. The Model 48, introduced in 1911, was the flagship that cemented this reputation.
The Model 48's most distinctive feature was its massive T-head six-cylinder engine displacing 8.6 liters (525 cubic inches). The T-head design, with intake valves on one side of the cylinders and exhaust valves on the other, was considered somewhat archaic even in 1911, but Locomobile's execution was so refined that the engine's smoothness and power delivery were exceptional. The 90 hp output provided effortless performance for what was a very large, heavy car.
Build quality was Locomobile's primary selling point. Every component was manufactured to exacting tolerances, and the company used the finest materials available. The chassis was designed and manufactured entirely in-house, and customers could choose from the finest American and European coachbuilders for bodywork.
The Model 48 was the choice of American industrialists, politicians, and old-money families who preferred understated quality over showmanship. It competed directly with Pierce-Arrow, Peerless, and Packard — the 'Three P's' of American luxury — and many discerning buyers considered the Locomobile superior to all of them.
In motorsport, the Locomobile team achieved the remarkable feat of winning the 1908 Vanderbilt Cup race — one of the most prestigious events in early American racing — demonstrating that the company's engineering excellence extended beyond mere luxury.
The Model 48 remained in production, with progressive updates, until 1929 when Locomobile was acquired by Durant Motors and subsequently dissolved during the Great Depression. The company's demise was a loss of one of America's finest automotive marques.
Today, Locomobile Model 48s are highly prized by collectors of brass and vintage era automobiles, valued for their engineering quality, historical significance, and the sheer magnificence of their construction.
Rare prewar luxury cars available through specialist auctions and dealers. Key concerns: T-head engine condition (parts require specialized machining), chassis frame integrity, and coachwork condition. The massive engine is mechanically simple but requires prewar automotive specialist knowledge. Original coachwork is highly valued. Provenance research through the Locomobile Society and classic car registries is essential. Running examples are significantly more valuable.
Produced at Locomobile, Bridgeport, Connecticut from 1911 to 1929. 8.6L T-head six-cylinder engine. Company won 1908 Vanderbilt Cup race. Known as 'The Best Built Car in America.' Acquired by Durant Motors in 1922, ceased production by 1929. Earlier Locomobiles were steam-powered (1899-1903).