| 摘要 |
PROBLEM TO BE SOLVED: To provide a two-wheel driving device for a motorcycle transmitting the driving force of a rear wheel to a front wheel, capable of running the whole distance of a rough road and a snow-covered road in the mountains and useful in case of a calamity. SOLUTION: Driving force led to a bevel gear 9 for driving the wheel, through a gear movable vertically on a wire core having a spline groove meshed with a gear of an output shaft of a transmission for driving the rear wheel is transmitted to a bevel gear of the front wheel to drive the front wheel.
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