The Jaguar XK 140 is a sports car produced from 1954 to 1957 as the successor to the XK 120. It was sold as a 2-seater roadster, convertible and coupe with the engine located in the front and rear-wheel drive. Compared to the previous model, it had a roomier interior, improved brakes, suspension and steering.

The car was powered by a 3.4-litre I6 engine with output of 190 hp (142 kW) or 210 hp (157 kW). In 1956, the XK 140 became the first Jaguar sports car to be offered with an aic transmission. It was capable of reaching speeds of 195 km/h. In total, nearly 9 000 examples were produced.