James Commodore
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 47 mm x 57 mm 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: 21 inches x 2.25 inches