Prototype: French State Railways (SNCF) class BB 67400. Diesel electric propulsion. Built starting in 1967. Updated version in the classic "Livrée Arzens" paint schemeThe locomotive has a built-in DCC digital decoder and sound generator. It also has a 5-pole motor with a flywheel. 4 axles powered. Traction tires. The headlights and marker lights change over with the direction of travel. The locomotive has a close coupler mechanism. Length over the buffers 107 mm / 4-1/4".