The James Commodore J4 was a 98 cubic centimetre, two-stroke, motorcycle manufactured by the James Cycle Co and announced in November 1950. The Commodore was in production from 1951 to 1953.

• Engine: Villiers Engineering 1F single-cylinder engine at 98cc 47mm x 57mm engine. Carburetor was a Villiers Type 6/0.

• Transmission: Two speed with clutch. Handlebar gear lever.

• Frame: Single downtube frame.

• Suspension: Front was taper tube for girder type with single, central undampened spring. Rear: None

• Brakes: 4" front and rear

• Drive: Chain and sprocket

• Wheels: 21inches x 2.25inches

See also

• List of motorcycles of the 1950s

External links

• James Motorcycles Information Website

• James Motorcycle Website - resources and manuals