The Triumph Bonneville T140V, produced in 1974, is an iconic British motorcycle renowned for its 750cc parallel-twin engine and distinctive styling. As an evolution of the legendary Bonneville lineage, the T140V offered enhanced performance and handling for its era, featuring dual front disc brakes and a robust duplex cradle frame. This model was a significant contender in the performance motorcycle market, competing with contemporary Japanese offerings and solidifying Triumph's reputation for engineering quality and enduring appeal.

This factory repair service manual provides comprehensive guidance for the Triumph Bonneville T140V. It covers all essential aspects of maintenance and repair, including detailed procedures for the 750cc parallel-twin engine, the 5-speed gearbox, and the chassis components such as forks, suspension, steering, and brakes. The manual also addresses the electrical system, fuel system, and exhaust system, offering systematic troubleshooting, routine maintenance schedules, and in-depth engine and transmission overhaul instructions. This resource is designed to assist owners, mechanics, and technicians in keeping their Bonneville T140V in optimal condition.