Large crawler excavators working in mining, quarrying and heavy construction environments require a powerful travel system to handle continuous movement, heavy loads and challenging ground conditions. Long-term operation under such workloads places significant stress on hydraulic motors, planetary gears and reduction mechanisms, which may result in weak travel force, slow crawler movement, abnormal noise or reduced machine efficiency. 31Q4-40040 Travel Motor Assembly is developed for Hyundai R140LC-9, R145CR-9 and R150-9 excavators, integrating with the hydraulic track drive system to provide reliable torque transmission and smooth crawler operation.
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