A1 Series 103

1959 Heinkel A1 Series 103 Technical Analysis & Specification Breakdown

Built around Heinkel's scooter motorcycle platform, the 1959 Heinkel A1 Series 103 relies on a 174 cc (10.6 cu in) air-cooled single cylinder, two-stroke powerplant. Internal engine geometry specifies a bore and stroke of 60.0 x 61.5 mm (2.4 x 2.4 inches).

On the scales, the A1 Series 103 measures 156 kg (344 lbs) dry. Rider ergonomics and chassis geometry center around a 1,375 mm (54.1 in) wheelbase engineered for quick, flickable steering geometry.

Within MotoLibrary's Heinkel archive, this model family spans 4 indexed model years from 1957 to 1960, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.