... shaft coupling, which is convenient for repair and adjustment. 3. The interior decoration uses advanced injection interior decoration materials, ... Hydrodynamic torque converter: single-stage, single-phase, three-element 3) Power shift gear box: Epicyclic gearing,manual hydraulic gear ... type, single tooth, tooth depth 65mm, the width of track shoe 510mm5. Working hydraulic system 1) Oil pump: gear ...