Sunbeam Model 3 (1924-26)

The Sunbeam Model 4 de Luxe is a motorcycle that was produced from 1924 to 1926. It features a single cylinder, side valve engine that has a capacity of 596cc/36.4cu in. The bore and stroke measure 85 x 105.5 mm and the cooling system is air cooled. The bike has a single exhaust and is started by kick. It delivers a power output of 3.4 kW or 4.5 horsepower and is equipped with a 3-speed transmission that drives the chain final drive. The frame is a single downtube cradle, and the suspension comprises Druid forks upfront and a rigid, spring loaded saddle at its rear. The brakes are drum style- with the front and rear both being drums. The spoked wheels are made out of steel, and the bike does not carry any special designations such as roadster or tourer. Although there isn’t much to distinguish one Sunbeam from another, the company became famous for their innovation and high-quality production standards. Overall, it’s a decent bike that packs a simple, reliable punch- owing to its characteristics and dependability.

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Technical specifications:

Make Model: Sunbeam Model 4 de Luxe

Year: 1924 – 26

Engine: Single cylinder, side valve

Capacity: 596 cc / 36.4 cu in

Bore x Stroke: 85 x 105.5 mm

Cooling System: Air cooled

Exhaust: Single

Starting: Kick

Power: 3.4 kW / 4.5 hp

Transmission: 3-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