wheelbase
as defined in Regulation (EU) 2018/858 of the European Parliament and of the Council of…
the distance between: (i) the centreline of the front axle and the centreline of the second axle in the case of a two axle vehicle; or (ii) the centreline of the front axle and the centreline of a virtual axle equally distant from the second and third axle in the case of a three axle vehicle.