Triumph brings tradition to the A2 class with the Bonneville T40 and T40 Black
Triumph is continuing to expand its 400cc platform. With the new Bonneville T40 and the dark T40 Black, the British manufacturer is bringing nostalgic charm to the entry-level segment.
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When you think of classic English motorbikes, there’s one name that springs to mind: Triumph Bonneville. For generations, this model has epitomised the cool spirit of the 1960s, understated style and British engineering heritage. Now Triumph is turning the page to the next chapter. With the Bonneville T40 and the T40 Black, Triumph is adding an accessible offshoot to the legendary model range in the under-500cc capacity segment.
Triumph’s chief developer, Steve Sargent, emphasises that it was by no means simply a matter of building a smaller Bonneville. Rather, the aim was to transfer the unmistakable character of its big sisters, the T100 and T120, in full to the mid-range class.
It’s clear at first glance: the proportions are spot on. The curved teardrop fuel tank with classic protectors, the round LED headlight with distinctive daytime running lights, the intricately finished spoked wheels (18-inch at the front, 17-inch at the rear) and the traditional exhaust system with a brushed ‘Peashooter’ silencer all exude pure retro magic. Attention to detail is evident everywhere: hand-painted decorative lines on the tank, chrome-plated mirrors and elegant aluminium engine covers leave no doubt as to its premium status. Those who prefer a darker, more aggressive look should opt for the T40 Black: here, the chrome gives way to a matt black powder coating.
At the heart of both models is the well-known liquid-cooled 400cc single-cylinder engine from the TR series. For use in the Bonneville T40, the engineers revised the cylinder head and equipped the engine with a specific mapping that is fully optimised for low-end torque. The performance figures – 32 PS at 7000 rpm and 36 Nm at 5000 rpm – favour relaxed cruising. A reduced idle speed and the meticulously tuned exhaust note are designed to bring the typical Bonneville character to life. Both variants meet the A2 driving licence criteria.
When it comes to electronics, Triumph sets the standard in the A2 segment. A TFT display is housed within the round instrument cluster. Those who prefer a purist look can switch to Heritage mode, which simulates an analogue display. ABS and traction control operate depending on the lean angle. There are three riding modes plus two customisable modes, cruise control, arrow and map navigation via the Triumph Navigation App, and smartphone control for music and calls via the backlit handlebar switches. LED lighting with automatic headlight switching, self-cancelling indicators, an emergency braking signal and an integrated USB-C charging socket round off the features.
With a seat height of 790 mm (optionally lowerable to 770 mm), a kerb weight of 191 kg and an upright riding position, the T40 is aimed equally at beginners, those returning to motorcycling and leisure riders. A centre stand is included as standard.
The Bonneville T40 is based on Triumph’s globally successful 400cc platform, of which more than 60,000 units have already been sold. Together with the Speed 400, the Scrambler variants and the Thruxton 400, the range now comprises six distinct models. The model was developed in close collaboration with Triumph’s Indian partner, Bajaj.
Triumph will announce the exact prices for the Bonneville T40 and T40 Black in early 2027. The first bikes will arrive at dealerships from spring 2027. An extensive range of accessories will then be available.
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