The final drive is an essential component of an excavator's powertrain system. It is responsible for transmitting power from the hydraulic motor to the excavator's tracks, allowing the machine to propel and maneuver. Here are some key excavator final drive parts:
1. Final Drive Motor: The final drive motor, also known as a travel motor or track motor, is the hydraulic motor that generates rotational power to drive the excavator's tracks. It receives hydraulic fluid from the machine's hydraulic system and converts it into mechanical power.
2. Final Drive Gearbox: The final drive gearbox is a mechanical component that transfers power from the hydraulic motor to the track sprocket. It contains a series of gears that adjust the speed and torque of the power transmission.
3. Final Drive Sprocket: The final drive sprocket is a toothed wheel that engages with the track chain, propelling the excavator forward or backward. The sprocket is typically attached to the final drive gearbox and rotates as power is transmitted from the hydraulic motor.
4. Final Drive Bearings: Bearings are used to support and facilitate the smooth rotation of the final drive components, including the gears and sprocket. They reduce friction and ensure efficient power transmission.
5. Final Drive Seals: Seals are used to prevent hydraulic fluid leakage from the final drive assembly. They help maintain proper lubrication and protect the internal components from contamination.
6. Final Drive Shafts: The final drive shafts transmit power from the final drive gearbox to the track sprocket. They are responsible for transferring torque and rotational force.
7. Final Drive Seals and Gaskets: Seals and gaskets are used to create a secure and leak-proof connection between the final drive components. They help maintain the integrity of the hydraulic system and prevent fluid leakage.
8. Final Drive Bolts and Nuts: Bolts and nuts are used to secure the final drive assembly to the excavator's frame. They provide a strong and reliable connection that withstands the forces generated during operation.
9. Final Drive Housing: The final drive housing is the outer casing that encloses the internal components of the final drive assembly. It provides protection and support for the final drive components.
10. Final Drive Seals and O-rings: Seals and O-rings are used to prevent fluid leakage and maintain proper lubrication within the final drive assembly. They create a tight seal between the housing and other components.
11. Final Drive Flange: The final drive flange is the connection point between the final drive assembly and the track shaft. It ensures a secure attachment and enables power transfer to the tracks.
12. Final Drive Oil Cooler: Some excavators may have an oil cooler attached to the final drive assembly. It helps regulate the temperature of the hydraulic fluid, preventing overheating and maintaining optimal performance.
13. Final Drive Drain Plugs: Drain plugs are used to remove and replace the hydraulic fluid within the final drive assembly. They provide access for fluid maintenance and ensure proper lubrication.
14. Final Drive Breather: The breather is a component that allows for the exchange of air within the final drive assembly, preventing pressure buildup and maintaining proper ventilation.
15. Final Drive Mounting Hardware: Mounting hardware includes bolts, nuts, and washers used to secure the final drive assembly to the excavator's frame. They ensure a stable and secure attachment.
16. Final Drive Gears: Gears within the final drive assembly transmit and adjust the rotational force from the hydraulic motor to the track sprocket. They are designed to withstand heavy loads and provide efficient power transmission.
17. Final Drive Gear Bearings: Bearings support the rotation of the final drive gears, reducing friction and enabling smooth operation. They help distribute loads and maintain proper alignment within the final drive assembly.
18. Final Drive Shaft Seals: Shaft seals prevent hydraulic fluid leakage along the final drive shafts. They ensure proper lubrication and protect internal components from contamination.
19. Final Drive Sun Gear: The sun gear is a central gear within the final drive assembly that meshes with other gears to transmit power. It helps control the speed and torque of the final drive system.
20. Final Drive Planetary Gears: Planetary gears are a set of gears arranged around the sun gear in a planetary gear system. They work together to transmit power and distribute the torque within the final drive assembly.
21. Final Drive Planet Carrier: The planet carrier holds the planetary gears in place within the final drive assembly. It provides support and maintains the proper alignment of the gears.
22. Final Drive Output Shaft: The output shaft transfers the rotational force from the final drive assembly to the track sprocket. It connects the final drive system to the tracks, allowing the machine to move.
23. Final Drive Flange Yoke: The flange yoke is a component that connects the output shaft to the track sprocket. It ensures a secure and reliable connection, enabling efficient power transfer.
24. Final Drive Speed Sensor: Some excavators may have a speed sensor in the final drive assembly. The sensor measures the rotational speed of the final drive components and provides feedback to the machine's control system.
25. Final Drive Oil Filter: An oil filter is used to remove contaminants and impurities from the hydraulic fluid within the final drive assembly. It helps maintain the cleanliness and performance of the system.
26. Final Drive Oil Sight Glass: The sight glass is a transparent window that allows visual inspection of the hydraulic fluid level within the final drive assembly. It helps monitor fluid levels and identify any potential issues.
27. Final Drive Oil Drain Kit: The oil drain kit includes components such as drain plugs and hoses that facilitate the draining of hydraulic fluid from the final drive assembly during maintenance or servicing.
28. Final Drive Shafts: Final drive shafts transmit power from the final drive assembly to the track sprockets. They are responsible for transferring torque and rotational force.
29. Final Drive Bearing Kits: Bearing kits include the necessary bearings and components for the final drive assembly. They ensure smooth rotation and proper functioning of the final drive system.
30. Final Drive Seals and Gasket Kits: Seals and gasket kits contain the seals, O-rings, and gaskets needed to maintain proper fluid sealing within the final drive assembly. They help prevent leakage and maintain lubrication.
31. Final Drive Flange Bolts: Flange bolts are used to secure the final drive flange to the track shaft. They provide a strong and reliable connection between the final drive assembly and the tracks.
32. Final Drive Sun Gear Shaft: The sun gear shaft connects the sun gear to the final drive assembly. It transfers rotational force from the hydraulic motor to the planetary gears.
33. Final Drive Planetary Gear Carrier: The planetary gear carrier holds the planetary gears and rotates around the sun gear. It plays a crucial role in transmitting power and distributing torque within the final drive assembly.
34. Final Drive Gear Housing: The gear housing is a protective housing that encloses the final drive gears and other internal components. It provides support and keeps the gears properly aligned.
35. Final Drive Gear Shims: Gear shims are thin metal washers placed between the gears to adjust the gear meshing and ensure proper alignment. They help maintain optimal gear performance.
36. Final Drive Gear Bolts: Gear bolts secure the gears within the final drive assembly. They ensure that the gears are firmly attached and prevent any movement or slippage during operation.
37. Final Drive Oil Seal Kits: Oil seal kits include the seals and components necessary to prevent fluid leakage from the final drive assembly. They help maintain the integrity of the hydraulic system.
38. Final Drive Gearbox Housing: The gearbox housing is the casing that encloses the gears and other components of the final drive gearbox. It provides protection and support for the internal parts.
39. Final Drive Gearbox Seals: Gearbox seals are used to prevent oil leakage from the final drive gearbox. They ensure that the lubricating oil stays contained within the gearbox, maintaining proper lubrication.
40. Final Drive Gearbox Bearings: Bearings are critical components within the final drive gearbox that support the rotation of gears and shafts. They reduce friction and ensure smooth operation.
41. Final Drive Gearbox Gaskets: Gaskets are used to create a tight and secure seal between different sections of the final drive gearbox. They prevent oil leakage and maintain the integrity of the gearbox.
42. Final Drive Gearbox Bolts and Nuts: Bolts and nuts are used to secure the different parts of the final drive gearbox together. They ensure a sturdy and reliable connection between the gearbox components.
43. Final Drive Gearbox Oil: Gearbox oil is a specialized lubricating oil specifically formulated for the final drive gearbox. It provides proper lubrication, reduces friction, and helps dissipate heat generated during operation.
44. Final Drive Gearbox Breather: The breather allows the exchange of air within the final drive gearbox, preventing pressure buildup and maintaining proper ventilation. It helps prevent contamination and ensures optimal performance.
45. Final Drive Gearbox Oil Cooler: In some cases, excavators may be equipped with an oil cooler for the final drive gearbox. The oil cooler helps regulate the temperature of the gearbox oil, preventing overheating and ensuring efficient operation.
46. Final Drive Gearbox Input Shaft: The input shaft is responsible for receiving power from the hydraulic motor and transmitting it to the gears within the final drive gearbox. It converts hydraulic energy into rotational motion.
47. Final Drive Gearbox Output Shaft: The output shaft transfers the rotational force from the final drive gearbox to the track sprocket, enabling the movement of the excavator. It connects the gearbox to the tracks.
48. Final Drive Gearbox Flange: The flange is a connecting component that attaches the final drive gearbox to the excavator's frame. It ensures a secure and stable mounting of the gearbox.
49. Final Drive Gearbox Mounting Bolts: Mounting bolts are used to secure the final drive gearbox to the excavator's frame. They provide a strong and reliable attachment, ensuring the gearbox stays in place during operation.
50. Final Drive Gearbox Oil Seal: Oil seals are used to prevent oil leakage from the final drive gearbox. They create a barrier between the internal components and the external environment, maintaining proper lubrication.
51. Final Drive Gearbox Breather Cap: The breather cap is a component that allows for the exchange of air within the final drive gearbox, maintaining proper pressure and preventing the entry of contaminants.
52. Final Drive Gearbox Gears: Gears within the final drive gearbox transmit power and convert rotational motion from the input shaft to the output shaft. They are designed to provide the necessary torque and speed for track movement.
53. Final Drive Gearbox Clutch: In some excavators, a clutch mechanism may be present in the final drive gearbox. The clutch engages and disengages power transmission, allowing for control over track movement.
54. Final Drive Gearbox Bearing Retainers: Bearing retainers hold the bearings in place within the final drive gearbox. They ensure proper alignment and prevent the bearings from moving during operation.
55. Final Drive Gearbox Oil Sight Glass: The sight glass allows for visual inspection of the oil level within the final drive gearbox. It helps monitor proper oil levels and detect any potential issues.
56. Final Drive Gearbox Clutch Plates: Clutch plates are friction discs that engage and disengage the power transmission within the final drive gearbox. They allow for smooth operation and control over track movement.
57. Final Drive Gearbox Input Seal: The input seal is a component that prevents oil leakage from the final drive gearbox at the point where the input shaft enters the gearbox. It helps maintain proper lubrication and prevents contamination.
58. Final Drive Gearbox Output Seal: The output seal is a component that prevents oil leakage from the final drive gearbox at the point where the output shaft exits the gearbox. It ensures proper lubrication and prevents contamination.
59. Final Drive Gearbox Shift Fork: Shift forks are used in final drive gearboxes with multiple gears or clutch systems. They engage and disengage different gears or clutch plates to control the power transmission.
60. Final Drive Gearbox Shift Collar: Shift collars are components that slide along the gear shafts in the final drive gearbox. They are used in gear shifting mechanisms to engage and disengage different gears.
61. Final Drive Gearbox Shims: Shims are thin metal or plastic spacers used to adjust the clearance or alignment of gears and other components within the final drive gearbox. They ensure proper gear meshing and smooth operation.
62. Final Drive Gearbox Oil Pump: Some final drive gearboxes may be equipped with an oil pump to circulate and distribute lubricating oil within the gearbox. The oil pump helps maintain proper lubrication and cooling.
63. Final Drive Gearbox Oil Filter: An oil filter may be present in the final drive gearbox to remove contaminants and impurities from the lubricating oil. It helps ensure clean and efficient operation of the gearbox.
64. Final Drive Gearbox Shift Lever: The shift lever is a control mechanism used to manually shift gears in final drive gearboxes with manual shifting capabilities. It allows the operator to select the desired gear for track movement.
65. Final Drive Gearbox Shift Solenoid: In excavators with electronically controlled final drive gearboxes, a shift solenoid is used to control the shifting of gears. It receives signals from the machine's control system to engage or disengage specific gears.
66. Final Drive Gearbox Pressure Relief Valve: A pressure relief valve is employed in some final drive gearboxes to regulate the hydraulic pressure within the gearbox. It helps protect the gearbox from excessive pressure and ensures proper operation.
67. Final Drive Gearbox Filter Kit: A filter kit includes various filters, such as oil filters and air filters, specifically designed for the final drive gearbox. These filters help maintain cleanliness and prevent contaminants from entering the gearbox.
68. Final Drive Gearbox Control Module: The control module is an electronic component that manages the operation of the final drive gearbox. It receives input signals, monitors various parameters, and sends commands to control gear shifting and other functions.
69. Final Drive Gearbox Electrical Connectors: Electrical connectors are used to establish the electrical connections between the final drive gearbox and the machine's control system. They ensure proper communication and signal transmission.
70. Final Drive Gearbox Wiring Harness: The wiring harness consists of a set of electrical wires and connectors that connect the final drive gearbox to the machine's electrical system. It provides power and signal transmission between components.
71. Final Drive Gearbox Speed Sensor: Speed sensors are used to measure the rotational speed of the final drive gearbox. They provide feedback to the machine's control system, enabling speed control and monitoring.
72. Final Drive Gearbox Shift Actuator: A shift actuator is an electronic or mechanical device that moves the shift forks or shift collars within the final drive gearbox. It is responsible for engaging or disengaging gears during gear shifting.
73. Final Drive Gearbox Control Switches: Control switches are used to manually operate or control the functions of the final drive gearbox. They allow the operator to select different modes or gears for specific applications.
74. Final Drive Gearbox Pressure Gauge: A pressure gauge is used to measure the hydraulic pressure inside the final drive gearbox. It helps monitor the pressure levels and ensure they are within the recommended range.
These are some of the main components that make up the excavator's final drive system. Each component plays a crucial role in transmitting power and ensuring the smooth operation of the tracks. The prices of excavator final drive parts can vary depending on the brand, model, and specific requirements of the machine. It is recommended to consult with equipment dealers, manufacturers, or suppliers for accurate pricing information.
price ranges for excavator final drive parts
1. Final Drive Motor: $2,000 - $10,000
2. Final Drive Seals and O-rings: $20 - $100
3. Final Drive Flange: $50 - $200
4. Final Drive Oil Cooler: $200 - $500
5. Final Drive Drain Plugs: $5 - $20
6. Final Drive Breather: $10 - $50
7. Final Drive Mounting Hardware: $10 - $50
8. Final Drive Gears: $200 - $1,000
9. Final Drive Gear Bearings: $50 - $200
10. Final Drive Shaft Seals: $20 - $100
11. Final Drive Gearbox Housing: $300 - $1,500
12. Final Drive Gearbox Seals: $30 - $150
13. Final Drive Gearbox Bearings: $50 - $200
14. Final Drive Gearbox Gaskets: $10 - $50
15. Final Drive Gearbox Bolts and Nuts: $5 - $30
16. Final Drive Gearbox Oil: $50 - $100 (per gallon)
17. Final Drive Gearbox Breather Cap: $10 - $50
18. Final Drive Gearbox Shift Fork: $50 - $200
19. Final Drive Gearbox Shift Collar: $50 - $200
20. Final Drive Gearbox Shims: $10 - $30
21. Final Drive Gearbox Control Module: $200 - $1,000
22. Final Drive Gearbox Electrical Connectors: $5 - $50 (per connector)
23. Final Drive Gearbox Wiring Harness: $100 - $500
24. Final Drive Gearbox Speed Sensor: $50 - $150
25. Final Drive Gearbox Shift Actuator: $100 - $500
26. Final Drive Gearbox Control Switches: $10 - $50 (per switch)
27. Final Drive Gearbox Pressure Gauge: $30 - $100
28. Final Drive Gearbox Shift Solenoid: $50 - $200
29. Final Drive Gearbox Pressure Relief Valve: $100 - $500
30. Final Drive Gearbox Filter Kit: $50 - $200 (depending on the number of filters included)
31. Final Drive Gearbox Bearing Retainers: $20 - $100
32. Final Drive Gearbox Shift Lever: $50 - $200
33. Final Drive Gearbox Repair Kit: $500 - $2,000 (price can vary based on the included components)
34. Final Drive Gearbox Overhaul Kit: $1,000 - $5,000 (price can vary based on the included components)
35. Final Drive Gearbox Rebuild Service: $1,000 - $5,000 (price can vary based on the extent of the rebuild and labor involved)
36. Final Drive Gearbox Rebuild Kit: $500 - $2,000 (price can vary based on the included components and brand)
37. Final Drive Gearbox Seal Kit: $100 - $300 (price can vary based on the included seals and brand)
38. Final Drive Gearbox Sprocket: $200 - $800
39. Final Drive Gearbox Sun Gear: $100 - $500
40. Final Drive Gearbox Planet Gear: $50 - $300 (price per gear)
41. Final Drive Gearbox Carrier Assembly: $500 - $1,500
42. Final Drive Gearbox Thrust Washer: $10 - $50 (price per washer)
43. Final Drive Gearbox Shim Kit: $50 - $200 (price can vary based on the included shims and brand)
44. Final Drive Gearbox Output Seal Kit: $50 - $150 (price can vary based on the included seals and brand)
45. Final Drive Gearbox Input Shaft Assembly: $200 - $800
These price ranges are provided as estimates and can vary significantly depending on the specific part, brand, and other factors. It's always recommended to consult with equipment dealers, manufacturers, or suppliers for accurate and up-to-date pricing information based on your specific requirements.
Additionally, it's important to consider that prices for excavator final drive parts can change over time due to factors such as market demand, availability, and economic conditions. Therefore, obtaining quotes from reliable sources is essential to get the most accurate and current pricing information.
