Travel Motor Assembly 227-6044 227-6045 333-3036 for E345 E349D 330D Excavator

This travel motor assembly, identified by part numbers 227-6044, 227-6045, and 333-3036, is the dedicated power unit engineered for the travelling system of E345, E349D, and 330D excavators. It integrates a hydraulic motor with a reduction gear, converting hydraulic pressure into strong driving torque to propel track movement. Manufactured from wear-resistant alloy materials and precision-machined, it offers direct replacement installation and stable performance across muddy, rocky, and heavy-duty construction sites.

• Internal seal damage resulting in hydraulic oil leakage
• Gear and bearing wear producing abnormal knocking sounds
• Weak driving force with slipping on slopes
• Spline shaft wear leading to power transmission failure
• Relief valve failure causing no power output

• Confirm the part number and machine serial number before ordering
• Verify spline specification, mounting dimensions, and rotation direction
• Request a performance test before delivery
• Shockproof wooden packaging to prevent transit damage
• Quality warranty covering manufacturing defects