This was equipped with a short barrelled (L/24) 7.5 cm KwK 37 gun and based on the open-topped superstructure of the Sd. Kfz. 263 (8-Rad) radio vehicle. One hundred and nine of these vehicles were built at the Büssing plant between December 1942 and October 1943. A further 10 were converted from 263 chassis in October 1942.