PD140 Bulldozer is track-type model which utilizes semi-rigid suspension, power shift transmission ... and hydraulic control. It c PD140 Bulldozer is track-type model which utilizes semi-rigid suspension, power shift transmission ... air cleanerMin fuel consumption ratio225 g/kw.hTransmission systemMain clutchWet type, multipule disc, non-constantly engagedTransmissionSpur gears, splash lubricated, 5 ...