CAT Hydraulic Pumps for Sale South Africa | New, Used & Reconditioned Caterpillar Pumps

Nkokhi Group – Suppliers of New, Used and Reconditioned CAT Hydraulic Pumps for Earthmoving Equipment

Looking for CAT hydraulic pumps for sale in South Africa? Nkokhi Group supplies new, used, and reconditioned hydraulic pumps for Caterpillar earthmoving machinery, construction equipment, mining machines, wheel loaders, excavators, bulldozers, motor graders, and backhoe loaders.

We assist customers in sourcing replacement Caterpillar hydraulic pumps, including main hydraulic pumps, implement pumps, piston pumps, gear pumps, steering pumps, and other hydraulic components for a wide range of CAT machines.

Whether you need a replacement hydraulic pump for a CAT 320 excavator, CAT 950 wheel loader, CAT D6 dozer, CAT 140 motor grader, or CAT 424 backhoe loader, Nkokhi Group can assist with sourcing a suitable replacement based on your machine model, serial number, and pump identification details.

Our focus is on helping mining companies, construction contractors, plant hire businesses, earthmoving equipment operators, workshops, and maintenance teams source the hydraulic parts they need to keep their machinery operational.

Available sourcing options:

• New CAT hydraulic pumps
• Used Caterpillar hydraulic pumps
• Reconditioned CAT hydraulic pumps
• Remanufactured hydraulic pumps, subject to availability
• Hydraulic pump assemblies and replacement components
• Hydraulic pump parts for selected Caterpillar machines
• Alternative and compatible hydraulic pump solutions, subject to technical verification

Contact Nkokhi Group with your machine details or existing pump part number for a quotation.

New, Used & Reconditioned Caterpillar Hydraulic Pumps

Caterpillar hydraulic systems are essential for operating excavator booms, wheel loader implements, bulldozer blades, steering systems, and other hydraulic functions. A correctly specified hydraulic pump helps maintain the required hydraulic pressure and flow for efficient machine operation.

At Nkokhi Group, we help customers source hydraulic pumps to suit their equipment requirements, maintenance budgets, and operating conditions.

New CAT Hydraulic Pumps

New Caterpillar hydraulic pumps are suitable for customers requiring replacement components for machinery operating in demanding environments.

Depending on availability, we can assist with sourcing new hydraulic pump assemblies for selected CAT excavators, wheel loaders, bulldozers, motor graders, and backhoe loaders.

New pumps may be appropriate for equipment operating in mines, quarries, construction projects, and other applications where reliability and reduced downtime are priorities.

Used Caterpillar Hydraulic Pumps

Used CAT hydraulic pumps can provide a cost-effective replacement option for older machinery or equipment where a new pump is not economically viable.

Before purchasing a used hydraulic pump, confirm the part number, machine compatibility, operating condition, and any available inspection or testing information.

Used components should be assessed carefully because internal wear, contamination, and previous operating conditions can affect performance and service life.

Reconditioned CAT Hydraulic Pumps

Reconditioned Caterpillar hydraulic pumps may offer a balance between cost and performance when a suitable unit is available.

The extent of reconditioning varies by supplier and pump condition. Ask for details of the work performed, components replaced, inspection procedures, testing results, and applicable warranty.

For mining and construction applications, ensure that the reconditioned pump meets the technical requirements of your machine.

Remanufactured CAT Hydraulic Pumps

Remanufactured hydraulic pumps may be available for selected Caterpillar applications through appropriate suppliers.

Remanufacturing specifications and quality assurance processes differ between providers. Always verify the remanufacturing scope, documentation, compatibility, and warranty before ordering.

Caterpillar Hydraulic Pump Types We Can Help Source

Nkokhi Group can assist with sourcing different types of hydraulic pumps used in Caterpillar earthmoving equipment.

1. CAT Main Hydraulic Pumps

Main hydraulic pumps supply pressurised hydraulic oil to the machine’s primary hydraulic circuits.

They are commonly associated with excavator functions such as boom lifting, arm movement, bucket operation, and machine travel.

A replacement main hydraulic pump must match the machine’s hydraulic system requirements and the specified pump configuration.

2. CAT Hydraulic Piston Pumps

Axial piston pumps are widely used in high-pressure hydraulic systems found in earthmoving equipment.

Depending on the application, they may provide variable displacement and controlled hydraulic flow to support different machine functions.

When sourcing a replacement piston pump, verify the displacement, mounting configuration, shaft arrangement, control system, and part number.

3. CAT Hydraulic Gear Pumps

Gear pumps are used in various hydraulic applications, depending on the machine design.

They may be found in auxiliary, lubrication, pilot, or other hydraulic circuits.

The correct pump must be identified according to its intended function, pressure rating, flow requirements, and mounting configuration.

4. CAT Implement Hydraulic Pumps

Implement pumps support hydraulic functions such as lifting loader arms, operating buckets, controlling excavator attachments, and moving bulldozer blades.

The correct implement pump depends on the machine model, serial number, and hydraulic system configuration.

5. CAT Steering Hydraulic Pumps

Steering hydraulic components help provide hydraulic assistance for steering systems on applicable Caterpillar machines.

Before ordering, confirm whether the machine uses a dedicated steering pump, an integrated pump arrangement, or another hydraulic configuration.

6. CAT Pilot Hydraulic Pumps

Pilot hydraulic systems provide control pressure for selected machine functions.

Pilot pump requirements differ by equipment model and hydraulic system design, so accurate identification is essential.

7. CAT Hydraulic Pump Assemblies and Components

Depending on availability, we can assist with sourcing complete hydraulic pump assemblies and selected replacement components.

These may include pump housings, rotating groups, pistons, valve plates, shafts, seals, bearings, and control components.

Component-level repairs should be assessed by a suitably qualified hydraulic technician to establish whether rebuilding is practical.

CAT Hydraulic Pump Models and Compatible Machine Applications

Nkokhi Group assists with sourcing hydraulic pumps for selected Caterpillar equipment models.

The following are examples of CAT machine models for which hydraulic pump sourcing may be requested. These are machine models, not hydraulic pump part numbers. The correct pump must be verified against the machine’s serial number and original equipment specifications.

CAT Excavator Hydraulic Pumps

We can assist with hydraulic pump enquiries for selected Caterpillar excavators, including:

• CAT 305 mini excavator
• CAT 308 excavator
• CAT 312 excavator
• CAT 315 excavator
• CAT 320 excavator
• CAT 323 excavator
• CAT 325 excavator
• CAT 330 excavator
• CAT 336 excavator
• CAT 345 excavator
• CAT 349 excavator
• CAT 374 excavator

Excavator hydraulic pumps must match the machine’s hydraulic system, including the required flow, pressure, displacement, control configuration, and mounting arrangement.

CAT Wheel Loader Hydraulic Pumps

Hydraulic pump sourcing enquiries may include:

• CAT 906 compact wheel loader
• CAT 924 wheel loader
• CAT 930 wheel loader
• CAT 938 wheel loader
• CAT 950 wheel loader
• CAT 962 wheel loader
• CAT 966 wheel loader
• CAT 972 wheel loader
• CAT 980 wheel loader
• CAT 988 wheel loader
• CAT 990 wheel loader

Wheel loader hydraulic pumps may support implement functions, steering, or other hydraulic circuits, depending on the model and configuration.

CAT Bulldozer Hydraulic Pumps

We can assist with sourcing hydraulic pumps for selected Caterpillar dozers, including:

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

The required hydraulic pump depends on the machine generation, serial number, and installed hydraulic system.

CAT Motor Grader Hydraulic Pumps

Hydraulic pump enquiries may include the following Caterpillar motor grader models:

• CAT 120 motor grader
• CAT 12 motor grader
• CAT 140 motor grader
• CAT 150 motor grader
• CAT 160 motor grader
• CAT 14 motor grader
• CAT 16 motor grader

The hydraulic system configuration can vary between generations. Confirm the machine’s serial number before selecting a replacement pump.

CAT Backhoe Loader Hydraulic Pumps

We can also assist with enquiries for selected Caterpillar backhoe loaders, including:

• CAT 416 backhoe loader
• CAT 420 backhoe loader
• CAT 422 backhoe loader
• CAT 424 backhoe loader
• CAT 426 backhoe loader
• CAT 428 backhoe loader
• CAT 432 backhoe loader
• CAT 434 backhoe loader
• CAT 444 backhoe loader

For backhoe loaders, verify the hydraulic pump type, displacement, shaft, mounting arrangement, and applicable machine specification.

Important: This model list is intended as a sourcing guide, not a confirmation that every pump is currently available. Availability and compatibility must be confirmed for each enquiry.

Caterpillar Hydraulic Pump Suppliers in South Africa

Nkokhi Group (PTY) Ltd assists South African customers with sourcing replacement hydraulic pumps and earthmoving machinery parts.

We support enquiries from businesses that maintain and operate Caterpillar equipment in demanding industrial environments.

Our customers may include:

• Mining companies and mining contractors
• Construction companies
• Earthmoving equipment operators
• Plant hire companies
• Quarry operators
• Agricultural and industrial equipment operators
• Diesel mechanics and hydraulic repair workshops
• Fleet maintenance departments
• Equipment dealers and machinery repair businesses

Whether you need a replacement pump for a machine breakdown, a planned overhaul, or preventative maintenance, provide the necessary identification details so we can help establish the correct replacement.

Why Choose Nkokhi Group?

New, used and reconditioned sourcing options

We assist with enquiries for different pump conditions and replacement options, subject to availability.

Multiple Caterpillar machine applications

We support sourcing enquiries covering selected CAT excavators, wheel loaders, bulldozers, motor graders, backhoe loaders, and other equipment.

Part-number-based sourcing

Providing the original Caterpillar part number helps improve identification accuracy and reduces the risk of ordering an incorrect component.

Support for mining and construction requirements

We understand the importance of sourcing suitable replacement parts for equipment used in demanding working environments.

Quotation-based supply

Send your machine details, pump part number, photographs, and quantity required to request a quotation.

Collection and delivery arrangements

Delivery or collection arrangements can be confirmed when the quotation is prepared. Customers may also arrange collection.

Caterpillar Hydraulic Pump Manufacturers and Brands

When sourcing a replacement hydraulic pump, it is important to distinguish between the original equipment manufacturer, the pump manufacturer, and aftermarket replacement suppliers.

Caterpillar

Caterpillar designs and manufactures earthmoving equipment and supplies components for its machinery. Genuine Caterpillar replacement parts should be verified through appropriate Caterpillar parts channels.

Bosch Rexroth

Bosch Rexroth manufactures hydraulic components and systems used across industrial and mobile equipment applications. A Bosch Rexroth pump should only be considered for a CAT application when its specifications and compatibility have been verified.

Kawasaki Precision Machinery

Kawasaki manufactures hydraulic pumps and related components for various mobile and industrial hydraulic applications. The correct pump model and technical specifications must be confirmed before considering a replacement.

Danfoss

Danfoss supplies hydraulic components and systems for mobile machinery and industrial applications. Compatibility with a particular Caterpillar machine must be established rather than assumed.

Parker Hannifin

Parker Hannifin manufactures hydraulic pumps, motors, valves, and related fluid-power components. Any proposed replacement must meet the machine’s technical requirements.

Eaton and Other Hydraulic Component Suppliers

Depending on the equipment application, hydraulic products from other established manufacturers may be relevant to a sourcing enquiry.

Important: The manufacturers listed above are examples of hydraulic industry suppliers, not a claim that every brand supplies a direct replacement pump for every CAT machine. A replacement must be confirmed against the original pump specifications and Caterpillar machine configuration.

How to Identify the Correct CAT Hydraulic Pump

Identifying the correct hydraulic pump is one of the most important steps when ordering replacement earthmoving machinery parts.

Before requesting a quotation, gather the following information:

1. Caterpillar machine model

Provide the exact machine model, such as CAT 320, CAT 966, CAT D6, or CAT 424.

2. Machine serial number

The serial number helps identify the correct machine configuration and applicable parts information.

3. Hydraulic pump part number

Provide the original Caterpillar part number or the manufacturer’s number on the existing pump, if available.

4. Pump identification plate

Photographs of the pump identification plate can help establish the manufacturer, model designation, and other technical details.

5. Pump photographs

Provide clear photographs showing the pump from different angles, including the mounting face, shaft, hydraulic ports, control valves, and identification markings.

6. Pump condition

Indicate whether you require a new, used, reconditioned, or remanufactured pump.

7. Quantity required

Confirm the number of pumps required and whether the machine is operational or stopped due to a breakdown.

Providing these details helps us identify the requirement and assess available sourcing options.

Common Signs of a Faulty CAT Hydraulic Pump

A failing hydraulic pump can affect machine productivity and may lead to further damage if the underlying problem is not addressed.

Common symptoms include:

• Slow boom, bucket, or implement movement
• Reduced hydraulic power
• Weak lifting performance
• Unusual whining, grinding, or knocking noises
• Excessive hydraulic oil temperature
• Hydraulic pressure or flow below specification
• Intermittent hydraulic performance
• Excessive internal leakage
• Metal particles or contamination in the hydraulic oil
• Hydraulic functions that become weaker as the oil warms up

These symptoms do not necessarily mean that the pump itself has failed. Similar problems can result from clogged filters, incorrect oil, air entering the system, faulty relief valves, worn cylinders, control valve issues, or other hydraulic faults.

A qualified technician should diagnose the hydraulic system before a replacement pump is ordered.

Tips for Buying CAT Hydraulic Pumps in South Africa

Choosing the correct hydraulic pump can help reduce unnecessary costs, installation problems, and machine downtime.

Tip 1: Verify the Part Number

Do not order a hydraulic pump based on the machine model alone. Different serial-number ranges and equipment configurations may use different pump assemblies.

Tip 2: Compare the Complete Specifications

Check displacement, pressure rating, flow requirements, shaft configuration, mounting dimensions, port positions, and control arrangement.

A pump that looks similar to the original may not be technically compatible.

Tip 3: Consider Your Budget and Operating Requirements

A new pump may be appropriate for a machine with demanding operating requirements. A used or reconditioned unit may be worth considering for older machinery, depending on its condition, the supplier’s testing information, and the warranty offered.

Tip 4: Request Testing Information

For used or reconditioned hydraulic pumps, request available inspection reports, test results, and details of any components replaced.

Tip 5: Check Warranty Conditions

Confirm the warranty period, coverage, exclusions, and installation requirements before purchasing.

Also ask whether contamination, incorrect installation, or operating outside the specified pressure range could affect warranty coverage.

Tip 6: Inspect the Hydraulic System

A replacement pump may fail prematurely if the original problem involved contaminated oil, blocked filters, damaged hoses, or another unresolved system fault.

Inspect the hydraulic circuit and address the underlying cause before installing a replacement.

Tip 7: Confirm Availability and Lead Time

If the machine is stopped, establish the expected supply lead time before committing to an order. Stock, international sourcing, and shipping timelines can vary.

Tip 8: Compare Total Replacement Costs

Consider the pump price, transport, installation, hydraulic oil, filters, labour, and any necessary system repairs.

The lowest purchase price is not always the lowest total cost.

CAT Hydraulic Pump Applications in Mining and Construction

Caterpillar equipment operates in a variety of industries across South Africa.

Nkokhi Group can assist with hydraulic pump sourcing enquiries for equipment used in the following applications.

Mining Operations

Mining equipment often operates under demanding conditions, making suitable replacement parts and correct hydraulic system maintenance important for operational reliability.

Construction and Civil Engineering

Excavators, wheel loaders, bulldozers, and motor graders depend on hydraulic systems for digging, loading, grading, and earthmoving operations.

Quarries and Aggregate Production

Wheel loaders and excavators used in quarries require hydraulic systems capable of supporting repeated loading and material handling.

Plant Hire and Equipment Maintenance

Plant hire companies need practical replacement options to maintain equipment availability and manage maintenance budgets.

Earthmoving and Infrastructure Projects

Hydraulic pumps support essential machine functions on infrastructure, road construction, and bulk earthmoving projects.

Request a Quote for CAT Hydraulic Pumps

Looking for a Caterpillar hydraulic pump supplier in South Africa?

Contact Nkokhi Group (PTY) Ltd to enquire about new, used, and reconditioned CAT hydraulic pumps for your earthmoving machinery.

To help us process your enquiry, please provide:

• CAT machine model
• Machine serial number
• Hydraulic pump part number
• Clear photographs of the existing pump
• Pump condition required: new, used, reconditioned, or remanufactured
• Quantity required
• Delivery location or collection preference

Our team can use this information to assess the requirement and assist with sourcing a suitable hydraulic pump, subject to availability and technical verification.

Nkokhi Group (PTY) Ltd – Your Sourcing Partner for Caterpillar Hydraulic Pumps and Earthmoving Machinery Parts in South Africa.

Frequently Asked Questions About CAT Hydraulic Pumps

1. Where can I buy CAT hydraulic pumps in South Africa?

You can contact Nkokhi Group (PTY) Ltd to enquire about sourcing new, used, and reconditioned Caterpillar hydraulic pumps for selected earthmoving equipment models. Availability and pricing are confirmed upon enquiry.

2. Does Nkokhi Group supply new and used Caterpillar hydraulic pumps?

Nkokhi Group assists with sourcing enquiries for new and used CAT hydraulic pumps, as well as reconditioned options, subject to availability.

3. Can I buy a reconditioned CAT hydraulic pump?

Yes, you can enquire about reconditioned Caterpillar hydraulic pumps for selected machine applications. Ask for details of the reconditioning work, testing, warranty, and compatibility before purchasing.

4. How much does a CAT hydraulic pump cost in South Africa?

The price depends on the machine model, pump part number, pump type, condition, availability, and delivery requirements. Contact Nkokhi Group with the pump details to request a quotation.

5. Which CAT hydraulic pump fits a CAT 320 excavator?

The correct pump depends on the exact CAT 320 model generation, machine serial number, and hydraulic system configuration. Provide the serial number and existing pump part number to establish the correct specification.

6. Can I use a different manufacturer’s hydraulic pump on a Caterpillar machine?

A pump from another manufacturer should only be used if its specifications and compatibility have been properly verified. Similar appearance or matching mounting dimensions alone does not establish suitability.

7. What information is needed to order a CAT hydraulic pump?

Ideally, provide the machine model, serial number, original pump part number, pump photographs, and the condition required. Additional hydraulic specifications may be needed to confirm compatibility.

8. What is the difference between a used and a reconditioned hydraulic pump?

A used pump is generally a previously operated component whose condition depends on its history and inspection. A reconditioned pump has undergone some form of repair or refurbishment, but the scope of work can vary. Ask for testing details and warranty information.

9. What causes a CAT hydraulic pump to fail?

Possible causes include oil contamination, inadequate lubrication, overheating, cavitation, incorrect oil viscosity, excessive operating pressure, and normal component wear. Proper diagnosis is necessary to identify the actual cause.

10. Can a faulty CAT hydraulic pump be repaired instead of replaced?

In some cases, yes. Repair feasibility depends on the pump’s design, internal damage, component availability, repair costs, and the required performance standard. A hydraulic specialist can assess whether repair or replacement is more economical.

11. Does Nkokhi Group supply hydraulic pumps for CAT wheel loaders and bulldozers?

You can enquire about hydraulic pumps for selected Caterpillar wheel loaders, bulldozers, excavators, motor graders, and backhoe loaders. The exact machine configuration must be confirmed.

12. How do I request a quotation from Nkokhi Group?

Send your machine model, serial number, hydraulic pump part number, photographs, quantity, and preferred pump condition. Include your delivery location or collection preference so the quotation can be prepared accurately.