Tandem drum type BW 170 AD 4 cylinder Cummins diesel engine 4B 3.3-C water cooled 53 kW/ 80 HP net weight 8 t operating weight 9.5 t drum width 1680 mm up to max. 3000 mm due to very low gear max. compacting force 5.5 t per bandage. Ca. 4.9x2.1x3.5 cm