Triumph Bonneville T120 Triumph Bonneville T120 The Triumph Bonneville T120 was a Triumph Engineering motorcycle made from 1959 through 1975. It was the first model of the Bonneville series, which was continued by Triumph Motorcycles Ltd. The T120 was discontinued in favour of the larger-engined T140. It was brought back in 2016 with a host of updates. There were a number of models between 1973 and 2016 including Harris, and the new Hinckley models The Bonneville T120 was Edward Turner's last production design at Triumph (in retirement Turner designed the Triumph Bandit/BSA Fury which did not pass the prototype stage before BSA went
Triumph Bonneville T140 as the top-mounted rear disc caliper and revised grabrail became standard on the T140E. The Bonneville Specials were finished in gold-pinstriped black with a stepped seat and seven-spoke US-made Lester mag-alloy wheels and a tuned two-into-one exhaust for the US market. The T140D had polished fork sliders and a shortened chrome mudguard fixed in place by its central bracing strip. The Bonneville T140ES was the electric start or 'Electro' Bonneville. Launched in 1980 and designed at Meriden by Brian Jones, the electric starter was fitted at the rear of the timing chest where the magneto had been located on the