For 2001, BMW offers the C1 as a scooter motorcycle with 124 cc on tap. The 2001 BMW C1 is built around a Single cylinder engine. Out on the road, the C1 delivers. Flat out, it's quoted at 100 km/h. In everyday use, the 2001 C1 tips the scales at 185 kg and carries a 9-litre fuel tank. That's roughly 12.7 kg lighter than the average scooter motorcycle in our database. Every technical detail, from suspension travel to tyre sizes, is covered in the full 2001 BMW C1 spec sheet below.