Next generation of Italian buses were start with buses like this model and a models like Lancia, OM and Fiat. It had a longer body than 40A model. It had used in the bigger Italian cities. The bus were little popular in other European countries.
The bus had an nafta and diesel engine with 52 HP.Had 3 wheelbases.In the body had double and single seats from wood. It had a special place for the driver and had good armature holders. The two doors are double and had one door for the driver too. The length is 1052 mm, width 2,030 mm (79.9 in) and height 2,010 mm (79.1 in).