Alert was an English

motorcycle A motorcycle (motorbike, bike, or trike (if three-wheeled)) is a two or three-wheeled motor vehicle steered by a handlebar. Motorcycle design varies greatly to suit a range of different purposes: long-distance travel, commuting, cruising ...

manufactured by Smith & Molesworth at

Coventry Coventry ( or ) is a City status in the United Kingdom, city in the West Midlands (county), West Midlands, England. It is on the River Sherbourne. Coventry has been a large settlement for centuries, although it was not founded and given its ...

between 1903 and 1906. The bikes were powered by 2.35, 2.75 and 3.25 bhp Sarolea engines.

References

Motorcycle manufacturers of the United Kingdom {{motorcycle-stub