Sunbeam Model 7 and 7A (1922-40)

The Sunbeam Model 7 and 7A were motorcycles produced from 1922 to 1940. They had a single cylinder, side-valve engine with a capacity of 596cc and a 4-speed transmission with a chain final drive. The engine produced 3.2 kW or 4.25 horsepower. The frame was a single downtube cradle and the front suspension consisted of Druid forks, while the rear suspension was rigid and had a spring-loaded saddle. Both the front and rear brakes were drum brakes, and the wheels were made of steel with laced wire spokes. The motorcycle had an air-cooled system and a single exhaust. Starting was done through kicking. Source: Sunbeamsidevalve.com.


Technical specifications:

Make Model: Sunbeam Model 7 and 7A

Year: 1922 – 40

Engine: Single cylinder, side valve

Capacity: 596 cc / 36.4 cu in



Bore x Stroke: 77 x 105.5 mm

Cooling System: Air cooled

Exhaust: Single

Starting: Kick

Power: 3.2 kW / 4.25 hp

Transmission: 4-Speed

Final Drive: Chain

Frame: Single downtube cradle

Front Suspension: Druid forks

Rear Suspension: Rigid, spring loaded saddle

Front Brakes: Drum

Rear Brakes: Drum

Wheels: Steel, laced wire spokes


Source: Sunbeamsidevalve.com
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