The Triumph TR3 was produced from 1955 to 1962, known for evolving from the TR2 with increased power and superior braking thanks to being the first mass-production car with standard front disc brakes, and a classic roadster design. It featured a 2.0-liter four-cylinder engine, a four-speed manual transmission, and had optional features like overdrive and a hardtop. The model saw updates with the "TR3A" featuring external door handles and a wider grille, and a final "TR3B" version in 1962 that wa