The drivetrain of an excavator is critical for translating engine power into movement, enabling tasks like digging, lifting, and traveling across rugged terrain. Components such as gearboxes and final drives are engineered to handle high torque and power demands, ensuring efficient operation in construction, mining, and infrastructure projects. Original Equipment Manufacturer (OEM) drivetrain parts, designed by manufacturers like Caterpillar, Komatsu, or Hitachi, are built to