Final Drives for Earthmoving Machinery | Nkokhi Group South Africa

Reliable Final Drive Assemblies, Travel Motors and Replacement Parts for Heavy-Duty Construction, Mining and Yellow Plant Equipment

Nkokhi Group supplies and sources final drives, hydraulic travel motors, planetary gearboxes and final drive spare parts for earthmoving machinery, construction equipment, mining machines and industrial applications across South Africa and the African market.

We assist businesses looking for replacement final drives, complete travel motor assemblies, final drive gearboxes, hydraulic motors, planetary components and aftermarket replacement parts for leading machinery manufacturers, including Caterpillar (CAT), Komatsu, Hitachi, Volvo, JCB, Bell, Hyundai, Doosan, Kobelco and Liebherr.

Whether you operate excavators, bulldozers, wheel loaders or other heavy-duty machinery, Nkokhi Group can assist with sourcing suitable final drive solutions according to your machine model, serial number, original part number and technical specifications.

Our parts-on-demand supply model allows customers to request quotations for genuine OEM, quality aftermarket and compatible replacement components.

Contact Nkokhi Group for a Final Drive quotation. Provide your machine details or existing final drive part number so that we can assist with identifying the correct replacement.

Final Drives for Sale in South Africa

Looking for a final drive for an excavator, bulldozer or earthmoving machine? Nkokhi Group assists with sourcing complete final drive assemblies and individual components for different machinery applications.

A final drive is an essential drivetrain component responsible for transferring power to the machine’s tracks or wheels. In tracked excavators and bulldozers, the final drive typically combines a hydraulic travel motor with a planetary reduction gearbox to generate the torque required for machine movement.

A correctly matched final drive helps maintain:

• Reliable machine travel and movement.
• Efficient torque transmission.
• Smooth track rotation and operation.
• Consistent performance under demanding working conditions.
• Reduced risk of premature component failure.
• Improved machine availability and productivity.

We assist with sourcing replacement final drives for construction sites, mining operations, quarries, earthmoving contractors and plant hire businesses.

What Final Drive Components Does Nkokhi Group Supply?

We assist with sourcing complete assemblies and individual replacement components, depending on availability and application.

Complete Final Drive Assemblies

Complete final drive units designed for specific excavator and tracked machinery applications. Depending on the machine, assemblies may include the hydraulic travel motor, planetary gearbox and associated mounting components.

Hydraulic Travel Motors

Hydraulic travel motors convert hydraulic energy into mechanical rotation to drive the final drive gearbox.

Planetary Gearboxes

Planetary reduction gearboxes increase output torque while reducing rotational speed to provide the driving force required by heavy machinery.

Final Drive Gear Sets

Replacement internal components used during final drive repairs and overhauls, including:

• Sun gears.
• Planetary gears.
• Ring gears.
• Planetary carriers.
• Drive shafts.
• Gear housings.

Final Drive Seal Kits

Replacement sealing components designed to help prevent oil leakage and protect internal components from dirt, moisture and contamination.

Bearings and Internal Components

We assist with sourcing bearings, thrust washers, bushes, retaining components and other internal final drive parts.

Sprockets and Drive Hubs

Replacement drive sprockets and hubs that transfer rotational power from the final drive assembly to the machine’s track system.

Final Drive Models for Popular Earthmoving Machinery

Nkokhi Group assists with sourcing final drives for a wide selection of earthmoving machinery models.

The following list represents common machine families and model applications. Actual final drive compatibility must be confirmed using the machine serial number, part number and existing assembly specifications.

Caterpillar (CAT) Final Drives

We assist with sourcing CAT final drives and travel motors for selected Caterpillar excavators and tracked machines.

Popular machine models include:

• CAT 305, 306 and 307 Mini Excavators.
• CAT 312 and 315 Excavators.
• CAT 320 and 320 GC Excavators.
• CAT 323 and 330 Excavators.
• CAT 336 and 345 Excavators.
• CAT 349 and 352 Excavators.
• CAT D5 and D6 Dozers.
• CAT D7, D8 and D9 Dozers.

Komatsu Final Drives

We assist with sourcing Komatsu final drive assemblies, travel motors and planetary gearbox components.

Popular machine models include:

• Komatsu PC130 Excavator.
• Komatsu PC200 Excavator.
• Komatsu PC210 Excavator.
• Komatsu PC220 Excavator.
• Komatsu PC300 Excavator.
• Komatsu PC350 Excavator.
• Komatsu PC400 Excavator.
• Komatsu PC450 Excavator.
• Komatsu PC600 Excavator.
• Komatsu D65 Bulldozer.
• Komatsu D85 Bulldozer.
• Komatsu D155 Bulldozer.

Hitachi Final Drives

Replacement final drives and hydraulic travel motors for selected Hitachi excavator applications.

Popular machine models include:

• Hitachi ZX120.
• Hitachi ZX130.
• Hitachi ZX200.
• Hitachi ZX210.
• Hitachi ZX225.
• Hitachi ZX240.
• Hitachi ZX250.
• Hitachi ZX330.
• Hitachi ZX350.
• Hitachi ZX470.

Volvo Final Drives

We assist with sourcing final drive assemblies and related components for selected Volvo Construction Equipment excavators.

Popular machine models include:

• Volvo EC140.
• Volvo EC160.
• Volvo EC180.
• Volvo EC200.
• Volvo EC210.
• Volvo EC220.
• Volvo EC240.
• Volvo EC250.
• Volvo EC300.
• Volvo EC350.
• Volvo EC380.
• Volvo EC480.

JCB Final Drives

Replacement final drives and travel motors for selected JCB tracked excavators and construction equipment.

Popular machine models include:

• JCB JS130.
• JCB JS145.
• JCB JS160.
• JCB JS180.
• JCB JS200.
• JCB JS210.
• JCB JS220.
• JCB JS240.
• JCB JS260.
• JCB JS300.

Hyundai Final Drives

Final drive assemblies and replacement components for selected Hyundai excavators.

Popular machine models include:

• Hyundai R140.
• Hyundai R150.
• Hyundai R200.
• Hyundai R210.
• Hyundai R220.
• Hyundai R250.
• Hyundai R300.
• Hyundai R330.
• Hyundai R350.

Doosan and Develon Final Drives

We assist with sourcing replacement final drives and travel motor assemblies for selected Doosan and Develon excavators.

Popular machine models include:

• Doosan DX140.
• Doosan DX160.
• Doosan DX180.
• Doosan DX210.
• Doosan DX225.
• Doosan DX255.
• Doosan DX300.
• Doosan DX340.
• Doosan DX420.
• Doosan DX500.

Kobelco Final Drives

Final drive assemblies and replacement components for selected Kobelco excavator applications.

Popular machine models include:

• Kobelco SK135.
• Kobelco SK140.
• Kobelco SK200.
• Kobelco SK210.
• Kobelco SK220.
• Kobelco SK250.
• Kobelco SK300.
• Kobelco SK350.
• Kobelco SK480.

Liebherr Final Drives

We assist with sourcing final drives and drivetrain components for selected Liebherr excavator models.

Popular machine models include:

• Liebherr R914.
• Liebherr R920.
• Liebherr R924.
• Liebherr R926.
• Liebherr R930.
• Liebherr R936.
• Liebherr R946.
• Liebherr R956.

Other Machinery Brands

Nkokhi Group can also assist with sourcing final drives for selected machines manufactured by:

• Bell Equipment.
• SANY.
• XCMG.
• CASE Construction.
• New Holland.
• Bobcat.
• Takeuchi.
• Yanmar.
• Sumitomo.
• Terex.

Contact our team with your equipment details to confirm sourcing possibilities.

Final Drive Manufacturers and Component Suppliers

Final drive assemblies are manufactured by original equipment manufacturers and specialist hydraulic and drivetrain component manufacturers.

Nkokhi Group assists with sourcing components from established machinery manufacturers and specialist suppliers, depending on the required application.

Original Equipment Manufacturers

Examples include:

• Caterpillar.
• Komatsu.
• Hitachi Construction Machinery.
• Volvo Construction Equipment.
• JCB.
• Hyundai Construction Equipment.
• Doosan / Develon.
• Kobelco.
• Liebherr.
• Bell Equipment.

Specialist Hydraulic and Drivetrain Manufacturers

Examples of manufacturers associated with hydraulic motors, drivetrain systems and final drive components include:

• Kawasaki Precision Machinery.
• Nabtesco.
• Bosch Rexroth.
• Eaton.
• Danfoss.
• Brevini / Dana Motion Systems.
• KYB.
• Poclain Hydraulics.

The correct manufacturer and component specification depend on the machine’s original design. Not every manufacturer listed produces complete final drive assemblies for every machine brand.

Final Drive Brands Comparison Table

The following table compares major machinery brands and their common final drive applications.

Brand	Popular Machine Models	Typical Application
Caterpillar (CAT)	305, 320, 330, 336, 349	Excavators and dozers
Komatsu	PC200, PC300, PC400, PC450	Excavators and bulldozers
Hitachi	ZX200, ZX210, ZX330, ZX350	Excavators
Volvo	EC210, EC220, EC300, EC350	Excavators
JCB	JS160, JS200, JS220, JS300	Excavators
Hyundai	R210, R220, R300, R350	Excavators
Doosan	DX210, DX225, DX300, DX420	Excavators
Kobelco	SK200, SK210, SK300, SK350	Excavators
Liebherr	R920, R926, R936, R946	Excavators
SANY	SY215, SY235, SY305	Excavators
XCMG	XE215, XE235, XE370	Excavators
CASE	CX210, CX240, CX300	Excavators

Note: Model compatibility is indicative only. Final drive assemblies can differ between production years, serial number ranges, hydraulic configurations and machine specifications.

How to Identify the Correct Final Drive for Your Machine

Selecting the correct final drive is important because different machines can use different hydraulic motors, gearbox ratios, mounting arrangements and output configurations.

Before ordering a replacement, ensure that the following information is available:

1. Machine Manufacturer

Identify the equipment manufacturer, such as Caterpillar, Komatsu, Hitachi, Volvo or JCB.

2. Machine Model

Provide the exact machine model, for example CAT 320 GC, Komatsu PC400-6 or Hitachi ZX330.

3. Machine Serial Number

The serial number helps identify the correct production specification and component compatibility.

4. Original Part Number

Where available, provide the OEM final drive part number or the identification number on the existing assembly.

5. Hydraulic Motor Information

Provide the travel motor manufacturer, model number and displacement details, if available.

6. Mounting and Connection Details

Confirm the mounting bolt pattern, hydraulic ports, sprocket connection and overall dimensions.

7. Photographs of the Existing Unit

Clear photographs of the complete assembly, identification plate, hydraulic ports and mounting flange can help with identification.

Signs Your Final Drive Needs Replacement or Repair

A damaged final drive can affect machine productivity and increase operating costs. Identifying early warning signs can help prevent further damage.

Common symptoms include:

1. Machine Moves Slowly

If one track moves slower than the other, the problem could be related to the travel motor, planetary gearbox, hydraulic system or associated controls.

2. Oil Leaks

Visible oil leaks around the final drive can indicate damaged seals, worn sealing surfaces or excessive internal pressure.

3. Unusual Grinding or Knocking Noises

Abnormal mechanical noises may indicate worn bearings, damaged gears or internal component failure.

4. Loss of Travel Power

Reduced travel performance or difficulty climbing slopes can indicate a problem with the hydraulic motor, gearbox or hydraulic supply.

5. Excessive Heat

Unusual operating temperatures may indicate lubrication problems, internal friction or hydraulic issues.

6. Metal Particles in Gearbox Oil

Metal contamination in the oil can indicate internal wear or damage to the planetary gear system.

A qualified technician should inspect the assembly and hydraulic system before a replacement is ordered. Not all travel problems originate in the final drive itself.

Tips for Buying Final Drives and Travel Motors

Choosing the right replacement component requires more than matching the machine brand and model. Consider the following recommendations before purchasing.

Tip 1: Verify the OEM Part Number

Always request a quotation using the original manufacturer part number where possible. This reduces the risk of ordering an incompatible assembly.

Tip 2: Confirm Serial Number Compatibility

Different production batches of the same machine model may use different final drive specifications.

Tip 3: Choose the Correct Assembly Type

Determine whether you require:

• Complete final drive assembly.
• Hydraulic travel motor only.
• Planetary gearbox only.
• Final drive repair kit.
• Individual internal gears and bearings.

Tip 4: Compare OEM and Aftermarket Options

Genuine OEM parts and quality aftermarket components may offer different pricing, availability and warranty conditions. Compare specifications and supplier support before making a decision.

Tip 5: Check the Gear Ratio

The planetary reduction ratio must match the original machine application. An incorrect ratio can affect travel speed and torque.

Tip 6: Inspect the Hydraulic Motor Specifications

Confirm displacement, pressure rating, rotation, port configuration and mounting dimensions.

Tip 7: Ask About Warranty

Before purchasing, establish the warranty period, operating-hour limitations and applicable warranty conditions.

Tip 8: Check Oil and Lubrication Requirements

Use the lubricant grade and service intervals recommended for the specific final drive assembly.

Tip 9: Investigate the Cause of Failure

If a final drive has failed, check for hydraulic contamination, incorrect oil levels, overheating and excessive mechanical loading before fitting a replacement.

Tip 10: Work With a Reliable Parts Supplier

Choose a supplier who can assist with identification, technical specifications, compatibility checks and replacement options.

OEM vs Aftermarket Final Drives: What Is the Difference?

When purchasing a replacement final drive, buyers generally consider genuine OEM and aftermarket alternatives.

Genuine OEM Final Drives

Original Equipment Manufacturer components are supplied through the equipment manufacturer’s original parts channels.

Potential advantages include:

• Original manufacturer specifications.
• Established machine application references.
• Original component identification.
• Manufacturer-backed warranty, subject to supply terms.

Aftermarket Final Drives

Aftermarket final drives are produced by independent manufacturers for compatible machinery applications.

Potential advantages include:

• Alternative purchasing options.
• Potentially shorter sourcing lead times, depending on stock.
• Different price points.
• Availability of replacement assemblies and individual components.

Which Option Should You Choose?

The best option depends on your machine application, operating conditions, budget, availability and required warranty.

For demanding mining and construction applications, always compare the technical specifications, manufacturing quality, material standards and warranty conditions rather than making a purchasing decision based on price alone.

Nkokhi Group can assist with sourcing suitable OEM and aftermarket final drive solutions.

Why Choose Nkokhi Group for Final Drives?

Nkokhi Group (Pty) Ltd is an established South African parts sourcing and supply business, supporting customers in the yellow plant, earthmoving, construction, mining and industrial sectors.

We understand the importance of sourcing the correct replacement parts to keep machinery operational and reduce unnecessary equipment downtime.

Our approach focuses on:

• Multi-brand sourcing: Assistance with final drives for various leading machinery manufacturers.
• OEM and aftermarket options: Access to different replacement component options, subject to availability.
• Parts-on-demand supply: Request quotations for specific parts and assemblies.
• Technical identification: Machine model, serial number and part number assistance.
• Competitive sourcing: We assist with identifying suitable purchasing options.
• South African market support: Supporting customers throughout South Africa.
• Collection arrangements: Customers can arrange collection of purchased parts from our designated collection point.

Whether you require one excavator final drive or multiple assemblies for a fleet maintenance project, contact Nkokhi Group with your requirements.

Final Drive Supply for Mining, Construction and Plant Hire Industries

Nkokhi Group supports sourcing enquiries from businesses operating heavy equipment across different industries.

Mining Operations

Final drive assemblies and replacement components for mining excavators, dozers and tracked equipment operating under demanding conditions.

Construction Companies

Replacement travel motors and final drives for construction machinery used in infrastructure development, road construction and building projects.

Earthmoving Contractors

Sourcing solutions for excavators, bulldozers and other tracked earthmoving machinery.

Plant Hire Companies

Replacement final drives and components to support fleet maintenance and equipment availability.

Quarrying Operations

Final drive components for heavy machinery used in aggregate production, material handling and quarry operations.

Frequently Asked Questions About Final Drives

1. What is a final drive on an excavator?

A final drive is a mechanical drivetrain assembly that transfers power to the excavator’s tracks. It normally consists of a hydraulic travel motor and planetary reduction gearbox, which convert hydraulic power into the torque required to move the machine.

2. Where can I buy final drives in South Africa?

You can contact Nkokhi Group (Pty) Ltd for assistance sourcing excavator final drives, hydraulic travel motors, planetary gearboxes and replacement final drive components. We assist with sourcing solutions for different machinery manufacturers and applications.

3. Does Nkokhi Group supply CAT final drives?

Yes. We assist with sourcing Caterpillar final drives and related replacement components for selected CAT excavators and tracked machines. Provide your machine model, serial number or original part number for identification.

4. Can I get a Komatsu PC200 or PC400 final drive?

Nkokhi Group can assist with sourcing final drive assemblies and travel motor components for selected Komatsu PC200 and PC400 excavator applications. Compatibility must be confirmed against the machine serial number and original component specification.

5. Do you supply Hitachi final drives?

Yes. We assist with sourcing replacement final drives and travel motors for selected Hitachi ZX excavator models, including ZX200, ZX210, ZX330 and ZX350 applications.

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

A travel motor is the hydraulic component that generates rotational movement. The final drive generally refers to the complete drive assembly, including the travel motor and planetary reduction gearbox. However, terminology can vary between manufacturers and suppliers.

7. Can I buy a final drive without the hydraulic motor?

Yes. Depending on the machine specification and supplier availability, planetary gearbox-only assemblies may be sourced separately from hydraulic travel motors.

8. How do I know if my final drive is faulty?

Common warning signs include oil leaks, unusual grinding noises, reduced travel speed, loss of torque, excessive heat and metal particles in the gearbox oil. A proper inspection is recommended to establish the cause.

9. Are aftermarket final drives reliable?

Quality aftermarket final drives can provide suitable replacement options when manufactured to the correct technical specifications. Always verify compatibility, manufacturing quality, supplier credibility and warranty conditions.

10. Do you supply final drive repair kits?

We assist with sourcing final drive repair components, subject to application and availability. These may include seal kits, bearings, planetary gears, sun gears and other internal components.

11. What information is required to request a final drive quotation?

Ideally, provide the following:

• Machine manufacturer.
• Machine model.
• Machine serial number.
• Original final drive part number.
• Quantity required.
• Photographs of the existing assembly or identification plate.

12. Do you supply final drives outside South Africa?

Nkokhi Group is based in South Africa. We focus on supplying customers within the South African market. Customers can arrange collection from our designated collection point.

13. How long does it take to source a final drive?

Lead times depend on the machine application, manufacturer, stock availability and sourcing location. Contact our team with your requirements to request availability and an estimated delivery timeframe.

14. Can you assist with identifying an unknown final drive?

Yes. Send photographs of the existing final drive, identification plate, mounting flange and hydraulic connections, together with the machine model and serial number. Our team can assist with sourcing identification.

Request a Final Drive Quotation from Nkokhi Group

Looking for a CAT final drive, Komatsu final drive, Hitachi travel motor, Volvo excavator final drive or aftermarket planetary gearbox?

Nkokhi Group is ready to assist with your sourcing enquiry.

Send us your machine information and required components so that we can assist with identifying a suitable replacement and preparing a quotation.

For faster assistance, please provide:

• Machine brand and model.
• Machine serial number.
• Final drive part number, if available.
• Quantity required.
• OEM or aftermarket preference.
• Photographs of the existing component.

NKOKHI GROUP (PTY) LTD

Yellow Plant Parts | Earthmoving Machinery Components | Final Drives | Hydraulic Travel Motors

Contact our sales team today for final drive pricing, availability and sourcing assistance.

Nkokhi Group – Your Parts Sourcing Partner for Earthmoving and Heavy Machinery.