1959 James Colonel Technical Analysis & Specification Breakdown
Built around James's allround motorcycle platform, the 1959 James Colonel relies on a 225 cc (13.7 cu in) air-cooled single cylinder, two-stroke powerplant. Internal engine geometry specifies a bore and stroke of 63.0 x 72.0 mm (2.5 x 2.8 inches) with a 7.0:1 compression ratio.
Within MotoLibrary's James archive, this model family spans 5 indexed model years from 1955 to 1959, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.
Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
