Description:Final drives, such as part # 584-2564, transfer power from the engine to the ground. Cat final drive components are designed to withstand the forces of high torque and impact loads, and to work as a system to deliver smooth, reliable operation. The final drive is the last component in the power train, producing the final speed reduction and torque increase.Attributes:OEM direct replacementHeavy Duty Final Drives are designed to be rebuilt and reused.Application:318/320/323/325 ExcavatorConsult your owner's manual or contact your local Cat Dealer for more information.