Simplex Automatic: history, specs, pictures
|Production||1942 - 1960|
single cylinder, two-stroke
|Bore / Stroke||50.8mm x 64.3mm|
|Horsepower||3.89 HP (2.9 KW) @ 5000RPM|
|Transmission||Final Drive: belt
Clutch: variable speed automatic
|Suspension||Front: leading link
|Brakes||Rear: expanding brake (drum brake)|
|Wheelbase||47.01 inches (1194 mm)|
|Weight||134.92 pounds (61.2 Kg) (dry),|
|Fuel Capacity||2.5 Gallon (9.46 Liters)|
Power was moderated via the variable speed automatic.
It came with a 2.50-26 front tire and a 2.50-26 rear tire. The front suspension was a leading link while the rear was equipped with a rigid. The Automatic was fitted with a 2.5 Gallon (9.46 Liters) fuel tank. The bike weighed just 134.92 pounds (61.2 Kg). The wheelbase was 47.01 inches (1194 mm) long.