CAT Final Drives for Sale in South Africa | New, Recon & Aftermarket – Nkokhi Group

Reliable Caterpillar Final Drive Solutions for Excavators, Wheel Loaders, Dozers and Heavy Equipment

Nkokhi Group supplies and sources CAT Final Drives, Caterpillar Travel Motors, Planetary Gearboxes and Final Drive Spare Parts for construction, mining, earthmoving and industrial machinery across South Africa and Southern Africa.

We assist customers with sourcing new, aftermarket, OEM, reconditioned and replacement CAT final drive assemblies, depending on machine specifications, availability and application requirements.

Whether you require a complete CAT excavator final drive, a hydraulic travel motor, planetary gearbox components or a final drive repair kit, Nkokhi Group can assist with identifying and sourcing the correct components for your Caterpillar machinery.

Our parts-on-demand sourcing model allows customers to request quotations for individual components, complete assemblies and specialised replacement parts.

Looking for CAT Final Drives? Contact Nkokhi Group with your machine model, serial number and existing final drive part number for a sourcing enquiry and quotation.

CAT Final Drives Supplier in South Africa

A Caterpillar final drive is an essential drivetrain component responsible for converting hydraulic motor power into the rotational torque required to move tracked machinery.

CAT final drives are commonly used in excavators, crawler dozers and other tracked equipment operating in demanding construction, mining, quarrying and earthmoving environments.

A typical hydraulic excavator final drive consists of:

• Hydraulic travel motor.
• Planetary reduction gearbox.
• Sun gears and planetary gears.
• Planetary carriers.
• Ring gears.
• Drive shaft and bearings.
• Final drive housing.
• Oil seals and Duo-Cone seals.
• Drive sprocket connection.

The final drive assembly provides the torque multiplication required to move heavy machinery under load.

Nkokhi Group assists with sourcing complete Caterpillar final drive assemblies and individual replacement components to support equipment maintenance, repairs and rebuilds.

CAT Final Drive Products Available on Request

We can assist with sourcing:

• Complete CAT final drive assemblies.
• CAT final drive motors.
• CAT hydraulic travel motors.
• CAT planetary gearboxes.
• CAT planetary gear sets.
• Sun gears and planetary gears.
• Ring gears and internal gears.
• Planetary carriers.
• Final drive housings.
• Drive shafts and hubs.
• Final drive bearings.
• Oil seals and Duo-Cone seal kits.
• Final drive repair kits.
• Final drive mounting components.
• Travel motor replacement parts.

Availability depends on the specific Caterpillar machine, component specification and supplier stock.

Caterpillar Final Drive Models and Machine Compatibility

Nkokhi Group assists with sourcing CAT final drives for a range of Caterpillar excavators, crawler dozers and wheel loaders.

The following are examples of Caterpillar machine models for which final drive and related drivetrain sourcing enquiries can be submitted.

CAT Excavator Final Drives

We assist with sourcing final drive assemblies and travel motor components for Caterpillar hydraulic excavators.

CAT Excavator Models:

• CAT 305 Final Drive
• CAT 307 Final Drive
• CAT 308 Final Drive
• CAT 311 Final Drive
• CAT 312 Final Drive
• CAT 313 Final Drive
• CAT 315 Final Drive
• CAT 318 Final Drive
• CAT 320 Final Drive
• CAT 323 Final Drive
• CAT 325 Final Drive
• CAT 330 Final Drive
• CAT 336 Final Drive
• CAT 345 Final Drive
• CAT 349 Final Drive
• CAT 352 Final Drive
• CAT 365 Final Drive
• CAT 374 Final Drive
• CAT 390 Final Drive

CAT Wheel Loader Drivetrain and Final Drive Components

Nkokhi Group also assists with sourcing Caterpillar wheel loader drivetrain components, including applicable final drive and axle-related assemblies.

CAT Wheel Loader Models:

• CAT 924
• CAT 930
• CAT 938
• CAT 950
• CAT 962
• CAT 966
• CAT 972
• CAT 980
• CAT 982
• CAT 986
• CAT 988
• CAT 990
• CAT 992
• CAT 993
• CAT 995

Depending on the machine configuration, the required drivetrain component may be an axle, differential, planetary reduction unit or another final-drive-related assembly. Correct identification is essential before ordering.

CAT Crawler Dozer Final Drives

We assist with sourcing Caterpillar crawler dozer final drive components and drivetrain assemblies for heavy-duty earthmoving and mining applications.

CAT Dozer Models:

• CAT D3
• CAT D4
• CAT D5
• CAT D6
• CAT D7
• CAT D8
• CAT D9
• CAT D10
• CAT D11

Final drive specifications differ between machine generations, undercarriage configurations and serial number ranges.

Important: The model number alone is not sufficient to guarantee compatibility. Always provide the machine serial number and existing component identification when requesting a quotation.

CAT Final Drive Manufacturers and Replacement Parts

Caterpillar equipment can incorporate drivetrain components manufactured to Caterpillar specifications and assemblies sourced through specialist hydraulic and drivetrain manufacturing supply chains.

When sourcing a replacement CAT final drive, it is important to distinguish between the equipment manufacturer, the original component manufacturer and the aftermarket replacement supplier.

Original Equipment Manufacturer (OEM)

Caterpillar (CAT)

Caterpillar is the original equipment manufacturer of CAT machinery and supplies original replacement parts through its authorised parts distribution network.

OEM final drives and components are an option for customers requiring original Caterpillar specifications and documented compatibility.

Specialist Hydraulic and Drivetrain Manufacturers

Depending on the specific application, hydraulic motor and planetary drivetrain technology may involve specialist manufacturers such as:

• Bosch Rexroth – Hydraulic motors, pumps and drivetrain components.
• Kawasaki Precision Machinery – Hydraulic motors and hydraulic equipment.
• Nabtesco – Precision planetary reduction gearboxes and travel drive technology.
• Bonfiglioli – Planetary gearboxes and drive solutions.
• Brevini – Planetary gearboxes and hydraulic drive solutions.

These manufacturers are not interchangeable suppliers for every Caterpillar final drive. The original assembly identification and technical specifications must be checked before selecting a replacement.

New, OEM, Aftermarket and Reconditioned CAT Final Drives

Nkokhi Group assists customers with sourcing different replacement options based on equipment requirements, availability and maintenance budgets.

1. New OEM CAT Final Drives

Original Caterpillar final drive assemblies are suitable for customers who require genuine manufacturer-specified components.

Benefits include:

• Original Caterpillar specifications.
• Manufacturer-defined compatibility.
• Original replacement component identification.
• Suitable for customers requiring OEM parts.

2. New Aftermarket CAT Final Drives

Aftermarket final drives provide an alternative to original manufacturer replacement assemblies.

Potential benefits include:

• Alternative sourcing options.
• Competitive procurement opportunities.
• Replacement assemblies for selected CAT models.
• Availability of individual replacement components.

Always confirm the manufacturer’s technical specifications, warranty and compatibility before purchasing.

3. Reconditioned CAT Final Drives

Reconditioned final drives may provide a cost-effective replacement option when a complete new assembly is not economically practical.

Depending on the supplier and rebuild scope, reconditioning can include:

• Inspection of the final drive housing.
• Replacement of worn bearings.
• Replacement of damaged gears.
• Installation of new seals.
• Inspection of the hydraulic motor.
• Assessment of planetary components.
• Testing of the completed assembly.

Request details of the rebuild scope, replacement parts, testing procedure and warranty before placing an order.

Signs Your CAT Final Drive Needs Replacement or Repair

Identifying final drive problems early can help reduce unexpected machinery downtime and prevent further damage.

Common warning signs include:

1. Unusual Grinding or Knocking Noises

Grinding, knocking or abnormal mechanical noises during machine travel may indicate worn planetary gears, damaged bearings or internal drivetrain problems.

2. Hydraulic Oil Leaks

Oil leaking around the final drive housing or travel motor may indicate damaged seals, excessive internal pressure or worn sealing surfaces.

3. Reduced Travel Speed

If one side of an excavator travels slower than the other, the problem could involve the travel motor, hydraulic supply, control system or final drive assembly.

4. Machine Pulling to One Side

Uneven travel performance may indicate an issue with one of the travel systems.

5. Excessive Heat

Unusual final drive temperatures may indicate lubrication problems, internal friction, excessive loading or mechanical damage.

6. Metal Contamination in Final Drive Oil

Metal particles in the oil can indicate internal wear or damage to gears and bearings.

7. Water Contamination

Milky or discoloured final drive oil may indicate water contamination, potentially caused by compromised seals.

A qualified technician should inspect the complete travel system before deciding whether the final drive needs repair or replacement.

Tips for Buying the Correct CAT Final Drive

Purchasing the incorrect final drive can result in unnecessary costs, installation delays and additional equipment downtime.

Consider the following before placing an order.

Tip 1: Confirm the CAT Machine Model

Identify the exact Caterpillar machine model, including its generation and configuration.

For example, a CAT 320 and CAT 320D may have different final drive specifications.

Tip 2: Provide the Machine Serial Number

The machine serial number helps identify the correct component configuration and applicable part number.

Tip 3: Check the Existing Final Drive Part Number

Where possible, provide the part number from the original assembly.

This is one of the most useful ways to establish component compatibility.

Tip 4: Identify the Left or Right Final Drive

For applicable excavator configurations, confirm whether you require the left-hand or right-hand assembly.

Tip 5: Confirm Hydraulic Motor Specifications

When replacing the complete travel motor and gearbox assembly, verify the hydraulic motor specifications, mounting dimensions and connection requirements.

Tip 6: Compare New and Reconditioned Options

Request quotations for available replacement options and compare the warranty, technical specifications, delivery time and overall cost.

Tip 7: Check the Warranty

Confirm the warranty period, operating-hour limitations, exclusions and applicable installation conditions.

Tip 8: Inspect the Complete Travel System

A final drive failure may be associated with hydraulic contamination, incorrect oil, cooling problems or other travel system faults.

Inspect the surrounding hydraulic system before installing a replacement assembly.

Tip 9: Use the Correct Lubrication

Always follow the machine and final drive manufacturer’s lubrication specifications, oil grade and maintenance intervals.

Tip 10: Avoid Ordering Based on Appearance Alone

Two final drives may look identical but have different internal gear ratios, mounting configurations, hydraulic specifications or part numbers.

Always confirm technical compatibility before ordering.

CAT Final Drives and Other Leading Earthmoving Equipment Brands – Comparison Table

Nkokhi Group assists customers with sourcing final drives, travel motors and drivetrain components for several major earthmoving machinery manufacturers.

Equipment Brand	Popular Machine Models	Common Components
Caterpillar (CAT)	305, 320, 330, 336, 349, D6, D8, 966	Final drives, travel motors, planetary gears
Komatsu	PC200, PC300, PC400, PC450, D65, D155	Final drives, travel motors, reduction gears
Hitachi	ZX200, ZX330, ZX350, ZX470	Travel motors, final drives, planetary assemblies
Volvo	EC210, EC300, EC360, EC480	Final drives, travel motors, reduction gearboxes
JCB	JS130, JS200, JS220, JS330	Travel motors, final drive assemblies
Hyundai	R210, R220, R300, R330	Final drives, travel motors, gear assemblies
Doosan / Develon	DX225, DX300, DX340, DX420	Final drives, hydraulic travel motors

Note: This is a general equipment and component comparison, not a guarantee that every listed model uses the same final drive configuration. Specifications must be verified against the machine serial number and component identification.

Why Choose Nkokhi Group for CAT Final Drives?

Nkokhi Group provides parts sourcing solutions for the construction, mining, industrial and earthmoving machinery sectors.

We understand the importance of identifying the correct replacement components and sourcing suitable alternatives for machinery operating in demanding environments.

Our approach focuses on:

• Parts-on-demand sourcing: We assist with sourcing components according to customer requirements.
• Multiple sourcing options: New, OEM, aftermarket and reconditioned options can be investigated.
• Technical identification: We use machine models, serial numbers and part numbers to assist with identifying components.
• Heavy equipment experience: Our product sourcing covers Caterpillar, Komatsu, Hitachi, Volvo, JCB and other leading equipment brands.
• Quotation-based supply: Customers can submit enquiries for individual components or complete assemblies.
• South African market: We support customers throughout South Africa and can investigate international sourcing options.

Nkokhi Group operates on a parts-on-demand basis. Customers can arrange collection or delivery once orders have been confirmed.

How to Request a Quote for CAT Final Drives

Requesting a quotation from Nkokhi Group is straightforward.

Step 1: Send Your Requirements

Provide the following information:

• Caterpillar machine model.
• Machine serial number.
• Existing final drive part number.
• Required quantity.
• New, aftermarket or reconditioned preference.
• Left-hand or right-hand identification, where applicable.

Step 2: Submit Supporting Information

Where available, include:

• Photographs of the existing final drive.
• Manufacturer identification plate.
• Part number markings.
• Hydraulic motor identification.
• Machine details.

Step 3: Receive a Sourcing Quotation

Our team will assess the information and investigate suitable replacement options.

Step 4: Confirm Your Order

Once the quotation and specifications have been approved, the order can proceed according to the agreed payment and supply arrangements.

Machinery parts payment terms: 100% upfront prior to order processing and dispatch.

Request a CAT Final Drive Quotation from Nkokhi Group

Looking for a reliable source of CAT final drives in South Africa?

Nkokhi Group can assist with sourcing complete Caterpillar final drive assemblies, travel motors, planetary gearboxes and replacement components for construction and mining equipment.

Whether you need a CAT 320 final drive, CAT 330 travel motor, CAT 336 final drive assembly or planetary gearbox components, send us your requirements.

Contact Nkokhi Group today for a quotation.

Website: www.nkokhigroup.co.za

WhatsApp: Contact our sales team through the website.

Submit your machine model, serial number, part number and required quantity so that we can assist with your sourcing enquiry.

Frequently Asked Questions (FAQ) – CAT Final Drives

1. Where can I buy CAT final drives in South Africa?

Nkokhi Group assists with sourcing Caterpillar final drives, travel motors, planetary gearboxes and replacement components for various CAT machinery models. Contact our team with your machine details and part number for a quotation.

2. Does Nkokhi Group supply CAT excavator final drives?

Yes. We assist with sourcing complete excavator final drive assemblies, hydraulic travel motors, planetary gearboxes and individual replacement components for selected Caterpillar excavator models.

3. Do you supply CAT 320 final drives?

We can assist with sourcing CAT 320 final drives and related travel motor components. The machine serial number and original component part number are required to confirm the correct specification.

4. Can I buy a CAT 330 final drive?

Yes. Nkokhi Group can investigate sourcing options for CAT 330 final drive assemblies and associated planetary gearbox components, subject to availability and compatibility.

5. Do you supply CAT 336 final drives?

We assist with sourcing replacement CAT 336 final drive assemblies and related components. Please provide the machine serial number and existing final drive identification.

6. What is the difference between a final drive and a travel motor?

A travel motor converts hydraulic energy into rotational mechanical power. The final drive’s planetary gearbox reduces rotational speed and increases torque to drive the excavator track sprocket.

Many excavator applications combine these components into one complete travel drive assembly.

7. What is included in a CAT final drive assembly?

Depending on the machine design, a complete assembly may include a hydraulic travel motor, planetary reduction gearbox, gears, bearings, seals, housing and associated drive components.

The exact configuration varies by machine model.

8. Are aftermarket CAT final drives available?

Aftermarket replacement final drives are available for selected Caterpillar machine applications. Compatibility, manufacturer specifications, quality documentation and warranty conditions should be checked before purchasing.

9. Can I buy reconditioned CAT final drives?

Nkokhi Group can assist with investigating reconditioned final drive sourcing options. Availability depends on the machine model, component specification and supplier stock.

10. How do I identify the correct CAT final drive?

Provide the Caterpillar machine model, serial number, original final drive part number and photographs of the identification plate. These details help establish the correct replacement specification.

11. Why does my CAT excavator travel slower on one side?

Possible causes include a faulty hydraulic travel motor, worn final drive gears, hydraulic pressure problems, restricted oil flow or control valve issues. A complete travel system inspection is recommended.

12. How long does a CAT final drive last?

Service life depends on operating conditions, machine loading, maintenance, lubrication quality, operator practices and the condition of the hydraulic system. Regular inspections and oil checks can help identify problems early.

13. Does Nkokhi Group supply final drives for other brands?

Yes. We also assist with sourcing final drives and related drivetrain components for Komatsu, Hitachi, Volvo, JCB, Hyundai, Doosan and other earthmoving equipment brands.

14. What information is required to receive a CAT final drive quotation?

Ideally, provide the machine model, serial number, final drive part number, quantity, preferred replacement type and photographs of the existing component.

15. Does Nkokhi Group deliver CAT final drives throughout South Africa?

Nkokhi Group can assist with arranging delivery or collection once the order has been confirmed. Delivery arrangements and costs are confirmed during the quotation process.

Contact Nkokhi Group

Nkokhi Group – Your Parts Sourcing Partner for Heavy Equipment

For CAT final drives, hydraulic travel motors, planetary gearboxes and Caterpillar replacement parts, contact our team.

We welcome sourcing enquiries from:

• Mining companies.
• Construction companies.
• Earthmoving contractors.
• Plant hire companies.
• Equipment maintenance contractors.
• Workshops and repair specialists.
• Heavy equipment parts dealers.

Request your CAT Final Drive quotation today.