KPM

About KPM Hydraulic Equipment

KPM — Kawasaki Precision Machinery — is the dedicated hydraulic equipment division of Kawasaki Heavy Industries, one of Japan's most distinguished and technically capable industrial conglomerates. Established as a specialist hydraulic components manufacturing and marketing entity within the Kawasaki group, KPM was created to bring greater focus and commercial identity to Kawasaki's hydraulic equipment business — separating the precision hydraulic pump, motor, and control valve product lines from Kawasaki's broader industrial machinery operations and positioning them more effectively in the global construction equipment aftermarket.

The KPM brand draws directly on Kawasaki Heavy Industries' century-long heritage of precision engineering and manufacturing excellence — a heritage built across aerospace systems, marine propulsion, rolling stock, robotics, and industrial machinery. This cross-divisional engineering depth gives KPM hydraulic components a level of precision manufacturing quality and technical rigour that reflects Kawasaki's experience producing high-performance fluid power systems for some of the world's most demanding industrial applications. The same engineering standards that Kawasaki applies to aircraft engine components and rocket propulsion systems are embedded in the design and manufacturing processes of every KPM hydraulic pump and motor that leaves the factory.

KPM hydraulic pumps and motors — marketed under the KPM brand name as a successor and complement to the well-established Kawasaki hydraulic component range — are fitted as standard equipment in excavators and heavy machinery from leading manufacturers including Komatsu, Hitachi, Volvo, Doosan, Hyundai, and others. KPM's axial piston pump and motor technology is characterised by high volumetric efficiency, excellent power density, reliable performance across a wide operating temperature range, and long service life under the demanding duty cycles of construction and mining equipment operation.

In the Australian construction and mining equipment market, KPM hydraulic components are found across a significant proportion of the excavator fleet — wherever Kawasaki group hydraulic technology has been specified by leading equipment OEMs. When a KPM hydraulic pump, travel motor, or swing motor fails on an Australian construction or mining site, access to quality KPM hydraulic parts through a knowledgeable local supplier is critical for minimising machine downtime and restoring full hydraulic system performance as quickly as possible.

KPM Hydraulic Parts We Supply

At Lucas Parts, we stock a comprehensive range of KPM hydraulic parts and components to suit heavy construction, mining, and earthmoving equipment. Our KPM hydraulic parts inventory includes:

• Hydraulic pump assemblies — complete KPM main hydraulic pump assemblies for excavators and heavy equipment including K3V, K5V, and K7V series pump models marketed under the KPM brand
• Hydraulic pump repair kits — cylinder block kits, valve plate kits, piston and shoe kits, swashplate kits, bearing kits, and complete rebuild kits for KPM hydraulic pumps
• Travel motor assemblies — complete KPM travel motor assemblies for excavator and tracked equipment undercarriage drive systems including M2X and M5X series travel motors
• Travel motor repair kits — piston and shoe kits, valve plate kits, brake disc kits, spring kits, and complete rebuild kits for KPM travel motors
• Swing motor assemblies — complete KPM swing motor assemblies for excavator upper structure rotation systems
• Swing motor repair kits — internal component repair kits for KPM swing motor overhaul and rebuild applications
• Control valve components — KPM main control valve assemblies and individual spool, relief valve, and solenoid valve components
• Hydraulic pump and motor seals — shaft seals, O-ring kits, and complete seal kits for KPM hydraulic pumps and motors
• Pilot gear pumps — KPM pilot gear pumps and charge pumps used in excavator hydraulic pilot control systems
• Regulator components — KPM pump regulator assemblies and regulator repair kits for hydraulic pump flow and pressure control systems

Can't find the KPM hydraulic part you need? Call our team on 1300 987 300 and we will source it for you.

Why Choose Lucas Parts for KPM Hydraulic Parts?

• Australian stock — faster delivery, no lengthy international lead times on the most commonly required KPM pump and motor components
• Competitive pricing — genuine and quality aftermarket KPM hydraulic parts at competitive rates significantly below OEM dealer pricing
• Expert advice — our team understands KPM hydraulic pump and motor series and can help identify the correct part number for your specific machine make, model, and pump serial number
• Full warranty — all KPM hydraulic parts are inspected and covered before dispatch
• Minimise downtime — a failed KPM hydraulic pump or travel motor can take your most productive excavator completely off site; we keep critical hydraulic components ready to ship so you can minimise repair turnaround time

Understanding KPM and Kawasaki — Same Technology, Evolving Brand

One of the most common points of confusion for Australian equipment owners and hydraulic technicians is the relationship between the KPM brand and the well-established Kawasaki hydraulic component brand. Understanding this relationship is important for correctly identifying and sourcing the right parts for your machine.

KPM — Kawasaki Precision Machinery — is the commercial brand identity adopted by Kawasaki Heavy Industries for its hydraulic equipment business. The hydraulic pumps, motors, and control valves marketed under the KPM brand are the same product lines previously known and marketed as Kawasaki hydraulic components — the K3V, K5V, K7V pump series and M2X, M5X travel motor series are the same products under an evolved brand identity. This means that KPM parts and Kawasaki hydraulic parts are effectively the same product family, and parts cross-referencing between KPM and Kawasaki part numbers is straightforward for our team.

In practical terms for Australian equipment owners, this means that repair kits, replacement components, and complete pump and motor assemblies sourced under either the KPM or Kawasaki brand designation are compatible with machines fitted with hydraulic components from either brand identity period. Our team can cross-reference KPM and Kawasaki part numbers and advise on the correct replacement component regardless of which brand designation appears on your machine's hydraulic component identification tag.

KPM Hydraulic Pump Technology — Engineering Excellence in Heavy Equipment

KPM's axial piston pump technology — inherited directly from Kawasaki's decades of hydraulic engineering development — is at the heart of the hydraulic systems in many of Australia's most productive excavators. The KPM K3V, K5V, and K7V series variable displacement axial piston tandem pumps provide the main hydraulic flow for boom, arm, bucket, swing, and travel functions simultaneously on modern excavators, operating at system pressures typically ranging from 350 to 400 bar and shaft speeds of 1,800 to 2,200 RPM.

The precision components within a KPM axial piston pump — the cylinder block, pistons and shoes, valve plates, swashplate, and bearing assemblies — are manufactured to tolerances measured in microns. This extreme dimensional precision is what allows the pump to maintain high volumetric efficiency and low internal leakage across millions of operating cycles under the demanding duty conditions of construction and mining equipment operation. When these precision components wear beyond their serviceable limits, pump volumetric efficiency falls — resulting in reduced hydraulic flow, slower machine cycle times, increased fuel consumption from the engine working harder to compensate for reduced pump output, and ultimately complete pump failure if the underlying component wear is not addressed.

KPM Hydraulic Components — Equipment Applications We Cover

KPM hydraulic pumps, travel motors, and swing motors are fitted as standard equipment across a wide range of construction and mining equipment brands and models used in Australia, including:

• Komatsu — PC200, PC210, PC240, PC290, PC300, PC360, PC400, PC450, and PC600 series excavators with KPM K3V and K5V series main hydraulic pumps and M2X and M5X series travel motors
• Hitachi — ZX200, ZX210, ZX240, ZX270, ZX300, ZX330, ZX350, ZX400, ZX450, and ZX500 series excavators with KPM hydraulic pump and motor components
• Volvo — EC210, EC240, EC290, EC300, EC340, EC380, EC460, EC480, and EC700 series excavators with KPM hydraulic system components
• Doosan — DX225, DX300, DX340, DX380, and DX420 series excavators with KPM hydraulic pump assemblies
• Hyundai — R210, R235, R260, R290, R300, R320, R360, and R380 series excavators with KPM hydraulic components
• Kobelco — SK200, SK210, SK250, SK300, SK330, SK350, and SK500 series excavators with KPM hydraulic pump and motor systems

If your excavator is fitted with KPM hydraulic pumps or motors, our team can help you identify the correct replacement assembly or repair kit from your machine's make, model, and pump serial number.

Diagnosing KPM Hydraulic Pump and Motor Problems

Early and accurate diagnosis of KPM hydraulic pump and motor problems is critical to preventing minor hydraulic issues from escalating into complete component failure and associated collateral damage to other hydraulic system components. The most common symptoms of failing KPM hydraulic components on heavy equipment include:

• Slow or sluggish machine movements — reduced hydraulic pump flow from internal wear or reduced volumetric efficiency causes slower boom, arm, bucket, and swing cycle times that experienced operators notice immediately
• Loss of digging force — reduced system pressure from a worn pump or faulty relief valve setting reduces bucket breakout force and arm crowd force under load
• Excessive hydraulic oil temperature — internal pump leakage from worn components generates heat rather than useful hydraulic work, causing oil temperature to rise above normal operating range
• Travel motor pulling to one side — unequal output from left and right travel motors due to wear difference or brake component wear causes machine drift during straight travel
• Noisy hydraulic pump operation — cavitation, aeration, or bearing noise from the pump area are audible indicators of developing pump problems that should not be ignored
• Hydraulic oil metal contamination — metal particles in hydraulic oil from internal pump or motor wear are detectable through oil sampling and are one of the most reliable early warning indicators of hydraulic component wear

If you are experiencing any of these symptoms on your equipment, contact our team and we can help identify the correct KPM replacement component or repair kit for your machine.

Repair vs Replace — KPM Hydraulic Pumps and Motors

The decision between repairing a worn KPM hydraulic pump or motor with an internal component kit versus replacing it with a new or remanufactured exchange unit is one of the most important and cost-sensitive decisions an equipment owner can make during a major hydraulic repair. Key factors that guide this decision include:

• Nature and extent of the failure — gradual internal component wear is repairable with a quality KPM repair kit; catastrophic failure involving housing damage, shaft fracture, or severe bore scoring typically requires complete unit replacement
• Machine operating hours and condition — on a lower-hour machine, a quality repair is typically the most cost-effective solution; on a very high-hour machine where multiple hydraulic components may be approaching end of service life simultaneously, a complete remanufactured unit may offer better total value
• Repair workshop capability — KPM hydraulic pump and motor repair requires specialised rebuild tooling, a contamination-free working environment, and technical knowledge of axial piston pump assembly procedures; repairs should only be undertaken by qualified hydraulic technicians
• Cost comparison for your specific model — for many common KPM pump and motor models, quality repair kit cost is significantly lower than a new or remanufactured replacement unit; our team can provide both options for comparison

Contact our team with your KPM pump or motor model number, machine make and model, and a description of the failure symptoms and we will advise on the most practical and cost-effective repair or replacement solution for your specific situation.

Serving Construction and Mining Businesses Across Australia

Lucas Parts supplies KPM hydraulic parts to customers in Melbourne, Sydney, Brisbane, Perth, Adelaide, Darwin, and regional Australia including mining regions in the Pilbara, Hunter Valley, Bowen Basin, and Goldfields. We work with hydraulic repair specialists, excavator workshop managers, civil contractors, mining operators, earthmoving companies, plant hire businesses, and equipment dealers who need reliable KPM hydraulic component supply with fast turnaround.

Browse our full KPM hydraulic parts catalogue or contact our team today to discuss your requirements.

Frequently Asked Questions — KPM Hydraulic Parts

What does KPM stand for?

KPM stands for Kawasaki Precision Machinery — the dedicated hydraulic equipment division and commercial brand identity of Kawasaki Heavy Industries for its hydraulic pump, motor, and control valve product lines. The KPM brand was established to bring greater commercial focus and market identity to Kawasaki's hydraulic equipment business, and the hydraulic components marketed under the KPM brand are the same product lines previously known and marketed directly under the Kawasaki name.

Are KPM parts the same as Kawasaki hydraulic parts?

Yes — KPM hydraulic components are Kawasaki hydraulic components under an evolved brand identity. The K3V, K5V, and K7V pump series and M2X and M5X travel motor series are the same products marketed under both the KPM and Kawasaki brand designations at different points in time and through different commercial channels. Part numbers cross-reference directly between KPM and Kawasaki hydraulic component catalogues, and repair kits and replacement components are fully interchangeable between machines fitted with components labelled under either brand name. Our team can cross-reference both KPM and Kawasaki part numbers to identify the correct component for your machine.

How do I identify the correct KPM pump or motor for my machine?

The most reliable method is to locate the KPM or Kawasaki pump or motor model number and serial number from the identification tag on the component itself — typically a metal plate attached to the pump or motor housing. The model number — for example K3V112DT, K5V140DTP, or M2X146 — directly identifies the pump or motor series and displacement, allowing accurate cross-referencing to the correct replacement unit or repair kit. Alternatively, providing your machine's make, model, and serial number allows our team to identify the standard KPM hydraulic component specification for your machine from the equipment application catalogue.

What causes KPM hydraulic pump failure on excavators?

The most common causes of KPM hydraulic pump failure on construction excavators in Australia are hydraulic oil contamination from infrequent oil and filter changes — which causes accelerated abrasive wear of precision pump internal components — cavitation from a blocked or restricted suction filter or suction line that starves the pump of adequate oil supply, aeration from a suction line air leak that introduces air bubbles into the pump oil supply, and operation with hydraulic oil that has degraded beyond its serviceable viscosity range due to heat cycling or extended service intervals. Contamination and cavitation account for the large majority of premature KPM pump failures and are entirely preventable with correct hydraulic system maintenance practices.

Do you supply remanufactured KPM hydraulic pumps and motors?

Yes. In addition to new KPM pump and motor assemblies and internal repair kits, we can supply premium remanufactured KPM hydraulic pump and motor exchange units for many common excavator applications. Remanufactured KPM units are rebuilt to OEM specifications using quality internal components and offer a cost-effective alternative to new units — typically at a lower cost than a new assembly but with full performance restoration and warranty coverage. Contact our team for availability and pricing of remanufactured KPM pump and motor units for your specific machine application.

Can KPM repair kits be used on machines fitted with Kawasaki branded pumps?

Yes. Because KPM and Kawasaki hydraulic components are the same product family under different brand identities, KPM repair kits are fully compatible with machines fitted with Kawasaki branded hydraulic pumps and motors of the same model specification. The internal components — pistons, shoes, valve plates, cylinder blocks, and bearing assemblies — are identical between KPM and Kawasaki branded units of the same model number. Our team can confirm compatibility for your specific pump or motor model before you order.

How long does delivery take?

Delivery timeframes depend on your location and whether the part is in local stock or needs to be sourced. We will always provide you with a clear lead time before you confirm your order so there are no surprises.

Are your KPM hydraulic parts covered by a warranty?

Yes. All KPM hydraulic parts supplied by Lucas Parts carry a warranty. Speak to our team for specific warranty terms applicable to the part you are purchasing.

Can I order KPM hydraulic parts online?

Yes. You can browse and order through our website at lucasparts.com.au, or call us on 1300 987 300 for personalised assistance.