Triumph Bonneville 400
Not on sale yet — expected figures, from published sources.
Triumph Bonneville 400 — the numbers
Not on sale yetLaunch
Announced for31 Oct 2026
The detail
Specifications(1)
TransmissionManual
Compiled by Turbo Truth from publicly available figures on 3 Oct 2026. Prices are ex-showroom and change without notice; confirm at the dealership before you buy.