... and easy to maintain, long life-span3.,Transmission Similar with Komatsu fixed-axle transmission, shift by the engage or disengage ... type, multiple disc, easy to maintain. Easy to operated with hydraulic booster 5.,Final drive Same as Kumatsu D65 type ... bulldozer in accordance with Kumatsu design, so the measurement and inter-position of idle roller, sprocket, carrier roller, track roller as well as ...