BMW R80G/S

The BMW R 80 G/S is a motorcycle that was manufactured in Berlin, Germany, by BMW Motorrad from 1980 to 1987. Production totalled 21,864 bikes. It was the first in the BMW GS family of specialised dual-sport bikes, of which over 500,000 have been produced, and is often considered the world's first "Adventure Bike" able to be equally capable on and off-road. The designation G/S stands for the German words Gelände/Straße, which mean offroad/road – highlighting the bike's dual sport design.

Text from Wikipedia, CC BY-SA 4.0