30 June. Tuesday 2026
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Viper 400
Triumph · 1 model year · 2026
Model Years
2026 Viper 400
Power: 39.5 HP (40PS) @ 8,000 RPM Torque: 27.7 ft lb @ 6,500 rpm Weight: 375 lb (170kg) Seat: 31.10 in (790 mm)
The 2026 Triumph Viper 400 is a nimble middleweight naked bike designed for riders seeking accessible performance and everyday practicality. Its 398cc engine delivers 39.5 horsepow…
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