The Suzuki DR-Z400 is a dual sport motorcycle which Suzuki has been making since 2000. It has a single-cylinder, carbureted, liquid-cooled four-stroke engine. It has been made in several different models, the DR-Z400, DR-Z400E DR-Z400S and DR-Z400SM. Ideal for those Green Lanes, the performance level of the DR-Z400 is impressive and the military grade version of the bike is used by the Australian Army to this day.