BSA Thunderbolt 350 Unveiled at EICMA 2026: Gets 334cc Engine and Rally-Inspired Design

BSA is expanding its motorcycle lineup with a new adventure offering, the Thunderbolt 350, showcased at EICMA 2026. First unveiled at EICMA 2025, the motorcycle brings a rally-inspired design, long-travel suspension and a 334cc engine. It marks BSA's entry into the modern adventure motorcycle segment, with a focus on everyday usability and occasional off-road riding.

Key Highlights:

The BSA Thunderbolt 350 has a different design compared to the other motorcycles in the brand's existing lineup. It features a tall front section, a prominent front beak, a large fuel tank and a relatively narrow rear section. The motorcycle also gets an asymmetrical headlamp arrangement, which gives it a distinctive appearance.

Other design elements include a tall windscreen, large handguards and wire-spoke wheels. Its overall styling takes inspiration from traditional rally motorcycles, while the tall stance and front-end design give it an adventure-focused look.

In terms of features, the Thunderbolt 350 gets an adjustable windscreen and instrument console, Bluetooth connectivity, turn-by-turn navigation and a USB charging port.

Powering the adventure motorcycle is a 334cc, liquid-cooled, single-cylinder engine with a four-valve head and twin spark plugs. It produces approximately 29bhp and 29.6Nm of peak torque. The engine is paired with a six-speed gearbox.

BSA has developed the motorcycle with a focus on accessible performance and everyday usability. The engine specifications suggest that the Thunderbolt 350 is aimed at riders looking for a motorcycle that can handle regular road use as well as occasional off-road journeys.

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The BSA Thunderbolt 350 gets a 43mm upside-down front fork and a rear monoshock with seven-step preload adjustment. It rides on a 21-inch front wheel with a 90/90-section tyre and a 17-inch rear wheel with a wider 140/80-section tyre. The motorcycle has a claimed wet weight of 202kg. For safety, it comes with traction control and dual-channel ABS. Riders can choose between three selectable settings: Road, Rain and Off-Road.

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BSA has not yet shared details about the motorcycle's India launch, pricing or availability. More information is expected closer to its market introduction.