The Singer 4AD Roadster was a British sports car produced by Singer Motors in the late 1940s and early 1950s.

It was an evolution of the Singer 9 Roadster, featuring a more refined design and improved mechanical components.

Introduced in 1949, the 4AD was powered by a 1,497cc overhead-cam engine, delivering around 48 horsepower, and was equipped with independent front suspension and hydraulic brakes, making it a competitive option for its time.

It had a distinctive, curvy body with sweeping wings, a folding soft top, and a two-seater layout with an optional rear seat.

While it was not as fast as some of its contemporaries, the 4AD was praised for its handling and reliability.

Singer exported many of these roadsters, particularly to the US market, where they were seen as affordable alternatives to MG and Triumph models.

However, Singer Motors struggled financially in the 1950s, leading to its acquisition by the Rootes Group in 1956, marking the end of the 4AD’s production and the ...