Class 1 bicycles may only be used for asphalt, concrete or paved roads and paths. Permanent ground contact of the wheelsets must be guaranteed. The bike is not suitable for jumps and drops as well as acrobatic acts. The maximum permissible total weight is 110kg (bike, driver, luggage).
The field of operation for bicycles of class 2 includes class 1 as well as unpaved, but surfaced and firm paths and gravel roads with moderate inclines. This can lead to contact with uneven terrain and loss of tire contact with the ground, which requires appropriate driving technique. Drops of up to 15 cm are allowed, e.g. curbs. Higher drops as well as jumps and acrobatic acts are not permitted. The maximum permissible total weight is 110kg (bike, driver, luggage).
The area of application for class 3 bikes includes class 1 and 2 as well as rough trails with small obstacles and bumpy unpaved roads that require good riding technique. Jumps and drops are permitted up to a maximum height of 60cm (24 "), provided that the appropriate riding technique is available. The bike is not suitable for acrobatic activities. The maximum permissible total weight is 110kg (bike, driver, luggage).