... … 3-element,1-stage,1-phaseTransmission …Planetary gear type,power-shift,forced lubricationMain drive …Spiral bevel gear,single-stage speed reduction,splash lubrication ... with hydraulic boosterFinal drive …Two-stage speed reduction of spur gear,splash lubrication3. UNDERCARRIAGE SYSTEMType …Sprayed beam,suspended structure of equalizerCarrier ...