OEM-Quality Excavator
Engines, Hydraulics
& Replacement Parts

Complete replacement parts and hydraulic solutions compatible with leading global machinery brands. Tested for extreme durability, precision fit, and long service life.

Full Engine & Hydraulic Range Multi-Brand Compatibility Precision Machined & NDT Tested Fast Global Shipping
Excavator engines, main hydraulic pumps, and slewing bearings overview

Comprehensive Compatibility Across
Major Equipment Brands

We provide precision-engineered replacement components engineered to exact OEM specifications, fully compatible with major global machinery manufacturers:

Caterpillar (CAT) Komatsu Hitachi Kobelco Volvo Hyundai Doosan (Daewoo) Sumitomo Kato Kubota Yanmar Cummins Isuzu Hino JCB Sany XCMG Liugong Shantui Case Link-Belt SEM

Don't see your brand? Contact us -- we source parts for virtually all excavator makes and models.

Product Categories
& Model Coverage

Heavy-Duty Engine Assemblies
& Internal Components

Complete diesel engine assemblies and overhaul components designed for high fuel efficiency, low emissions, and maximum output torque under tough job-site conditions.

Brand Engine Models
CAT C0.5, C1.1, C2.2, C4.4, C6.4, C7.1, C9, C13, C15, 3054, 3066, 3306, 3406, 3508, 3512
Cummins 4BT3.9, 6BT5.9, QSB4.5, QSB6.7, 6CT8.3, QSL9, ISM11, QSM11, QSX15, KTA19, QSK19
Isuzu 4LE1, 4LE2, 4JJ1, 4BD1, 4BG1, 6BG1, 4HK1, 6HK1, 6UZ1, 6WG1, 6SD1
Komatsu 3D84, 4D88, 4D95, 4D102, 6D95, 6D102, 6D107, 6D114, 6D125, 6D140, 6D170
Yanmar 3TNV70, 3TNV76, 3TNV88, 4TNV84, 4TNV88, 4TNV94, 4TNV98, 4TNV106
Kubota D1105, V1505, D1503, V2203, V2403, V2607, V3307, V3800
Hino J05E, J08E, J08C, P11C
Complete diesel engine assembly for excavators
Main axial piston hydraulic pump assembly Internal pump spare parts including cylinder block, pistons, and valve plate

Main Hydraulic Axial Piston Pumps
& Internal Components

High-pressure variable displacement hydraulic pumps, cylinder blocks, pistons, valve plates, drive shafts, and swashplate assemblies engineered for high power density and smooth flow control.

Series Models
Kawasaki K3V63/112/140/180/280 | K5V80/140/160/200/212 | K7V63/125/140
Komatsu HPV35/55/75/90/95/132/140/165 (PC30-PC450)
Hitachi HPK055/300 | HPV050/102/116/118/145
Rexroth A2F / A2V / A4V / A6V / A7V / A8V / A10V / A11V
Nachi PVD-DB / PVD-1B / PVD-2B / PVD-3B / PVK-3B Series
KYB PSVD2 Series (13E-27E) | PSVL-36/42/54 | PSVK2-2
Uchida AP2D12/14/18/21/25/36/38

Hydraulic Swing & Travel Motors,
Planetary Reduction Gears

High-torque travel motors, final drives, and swing reduction assemblies for tracks and upper structure rotation. Features impact-resistant planetary gear sets and reliable brake systems.

Brand Models
Kawasaki M2X63/96/146/150/170/210 | M5X130/180 | MX500/750 | MB750/1000
KYB / Kayaba MAG-10VP/16V/18VP/26VP/33V/85VP/150VP/170VP/230VP | MSF Series
Nabtesco GM02/04/06/07/08/09/10/15/18/21/35/38/40/50/60/85
Toshiba SG015/02/025/03/04/08/15/17/20/25
Eaton JMF16/27/36/43/53/76/147/151/155/169/185/250/274
Excavator travel motor with final drive assembly Swing motor assembly and planetary gear reduction parts
Large diameter excavator slewing ring bearings Hydraulic main control valve and relief valve group

Main Control Valves, Solenoids,
Relief Valves & Slewing Rings

Precision hydraulic control valves, solenoid valves, relief valves, self-pressure reducing valves, hydraulic cylinders, and induction-hardened slewing ring bearings.

  • Main Control Valves & Valve Groups
  • Solenoid Valves & Main Relief Valves
  • Self-Pressure Reducing Valves & Safety Suction Valves
  • Servo Pistons & Servo Valve Assemblies
  • High-Load Internal/External Gear Slewing Bearings
  • Hydraulic Cylinders (Boom, Arm, Bucket)

High-Pressure Vulcanized
Hydraulic Seal Kits

Oil-resistant, high-temperature, and wear-resistant sealing packages for full excavator hydraulic systems to prevent pressure loss and fluid leaks.

Bucket Cylinder Seal Kits
Arm Cylinder Seal Kits
Boom Cylinder Seal Kits
Center Joint / Swivel Joint Seal Kits
Swing Motor Seal Kits
Hydraulic Main Pump Seal Kits
Control Valve Seal Kits
Travel Motor Seal Kits
Pilot Valve & Adjuster Seal Kits
Complete hydraulic seal kits for boom, arm, and bucket cylinders

Reliable Supply Chain &
Technical Quality Assurance

Quality Guaranteed

Precision manufacturing adhering strictly to original dimensional tolerances and pressure standards.

Professional Support

Expert technical team ready to cross-reference parts using original part numbers or machine model numbers.

Fast Delivery

Extensive stock inventory of engines, pumps, motors, and seal kits for quick turnaround times.

Competitive Pricing

Direct supply channels ensuring cost-effective purchasing solutions for dealers and repair shops.

Frequently Asked Questions

You can provide us with your machine brand, exact model number, engine model, or the original part number on the nameplate. Our technical team will cross-check the specs for 100% compatibility.

All main components including diesel engine assemblies, main pumps, travel motors, and swing gearboxes come with a standard quality warranty against manufacturing defects.

Yes, we supply both complete pump/motor assemblies and individual replacement parts such as cylinder blocks, piston shoes, valve plates, drive shafts, and seal kits.

Our catalog covers all major brands including CAT, Komatsu, Hitachi, Kobelco, Volvo, Hyundai, Doosan, Sumitomo, JCB, Sany, XCMG, and many more. Contact us if your brand is not listed.

Yes. We specialize in sourcing hard-to-find and obsolete parts. Provide us with the original part number, machine serial number, or a nameplate photo and we will locate or manufacture the component.

For in-stock items, we typically ship within 3-7 business days. Custom or sourced components may require 2-4 weeks depending on availability. We will confirm lead times when you submit your RFQ.

Get a Fast Quote for
Excavator Spare Parts

Fill in your machine details and part requirements. Our technical team will respond with availability, lead time, and pricing -- usually within 24 hours.

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