The Triumph TR4 is a classic British sports car produced by Triumph from 1961 to 1965. It features a 2.1-liter inline-four engine, delivering a balance of performance and style. The TR4 is known for its distinctive design, characterized by a more modern look compared to its predecessor, the TR3, with a wider body and a more spacious interior. This model was one of the first to incorporate a full-width windscreen and a more comfortable cabin, making it popular among enthusiasts. The TR4 was succeeded by the TR4A, which introduced independent rear suspension, enhancing its driving dynamics and overall performance.