Komatsu PC200-8 Excavator Bearing Unit 20Y-43-12180 (20Y4312180)
High-Quality Aftermarket Engine Parts Supplier

Your reliable source for heavy equipment engine repair and reliable construction machinery spares, ensuring peak performance for your Komatsu fleet.

Global Manufacturer & Cylinder Liner Customization Services

As a source factory and Honour Time Machinery Limited, we specialize in factory direct sales and global foreign trade export. We offer custom development and manufacturing for various engine components, including cylinder liners. Whether you need Cummins QSB6.7 Cylinder Liner, Komatsu 6D107 Cylinder Liner, Caterpillar 3116 Cylinder Liner, or Isuzu 4HK1 Cylinder Liner, we guarantee OEM-grade quality. Partner with us for your next diesel engine rebuild kits project.

Precision-Engineered Komatsu Bearing Unit 20Y-43-12180

We proudly offer the Komatsu Bearing Unit 20Y-43-12180, a critical component often used in the final drive or travel motor assembly of Komatsu Excavator PC200-8 machines. This part, also referred to by its non-hyphenated number 20Y4312180, is vital for smooth operation and durability. Choose our quality replacement to minimize machine downtime and manage your excavator travel motor bearing replacement costs effectively.

Product Features (20Y-43-12180)

• ● Use for excavator or construction machinery (Komatsu PC200-8).

• ● Engineered to meet or exceed OEM specifications for fit and performance.

• ● Manufactured from high tensile steel for maximum load bearing capacity.

• ● Essential component for final drive system reliability.

• ● Direct aftermarket replacement for Komatsu part number 20Y-43-12180.

Product Specifications Table

Global Logistics and Business Terms

Honour Time Machinery Limited is committed to providing efficient global service. We help clients find genuine Komatsu parts vs aftermarket options and manage all logistics.

Comprehensive Range of Engine Components

We supply a full spectrum of excavator engine parts supplier for all major heavy equipment brands, focusing on quality components crucial for engine rebuilds and maintenance, from Turbocharger failure symptoms to Fuel injector cleaning and testing. Our main product lines, including those for Cummins QSB6.7 overhaul parts and Caterpillar C7 overhaul kit price, ensure you have reliable options for all your needs.

Primary Engine Parts We Provide

Supported Engine Models (OEM Standard or Aftermarket)

Technical Glossary for Construction Machinery Components

Understanding critical engine and drive components is key to effective heavy equipment engine repair. We provide components for every system, from the Volvo D6D gasket set to the Kubota V3307 main bearing set.

• Liner Kit (Cylinder): Inner sleeve within the cylinder block. Keyword: Cummins QSB6.7 Liner Kit.

• Piston (Cylinder): Transfers force from expanding gas to the crankshaft. Keyword: Komatsu 6D107 Piston.

• Crankshaft (Engine Block): Converts linear motion of the piston into rotational motion. Keyword: Caterpillar C9 Crankshaft.

• Turbocharger (Exhaust Manifold): Boosts engine power by forcing air into the combustion chamber. Keyword: Isuzu 6HK1 Turbocharger.

• Main Valve (Hydraulic Pump/Control Valve): Directs hydraulic fluid to various actuators. Keyword: Kobelco SK200-8 Main Valve.

• Bearing (Engine/Drive System): Reduces friction between moving parts. Keyword: Yanmar 4TNV88 Engine Bearing.

• Flameout Solenoid (Fuel Pump): Cuts fuel supply to stop the engine. Keyword: Kubota V2203 Flameout Solenoid.

• Connecting Rod (Crankshaft/Piston): Connects the piston to the crankshaft. Keyword: Weichai WP6 Connecting Rod.

• Water Pump (Engine Block): Circulates coolant through the engine. Keyword: Caterpillar 3116 Water Pump.

• Valve Guide (Cylinder Head): Guides the valve stem's movement. Keyword: Hino J08E Valve Guide.

Essential Maintenance Tip: Engine Cooling System

A common failure in Komatsu PC200-8 excavators (running the S6D107E-1 engine) is overheating due to coolant issues.

Fault: Engine temperature consistently reads high, especially under heavy load.
Solution/Maintenance: Regularly check the radiator fins for blockages and ensure the radiator cap maintains proper pressure. Flush the system annually with the manufacturer-recommended coolant to prevent scale buildup in the cylinder block machining service and water jacket. Always inspect the Engine cooling system maintenance tips and the water pump belt tension. This simple maintenance prevents catastrophic engine failure and prolongs the life of your Isuzu 4HK1 engine parts supplier and other components.

Ready to Order or Request a Quote?

We offer flexible delivery methods including Express (DHL, Fedex, EMS, UPS) and Air/Sea freight to ensure you receive your Final drive bearing unit 20Y-43-12180 quickly and reliably.

Honour Time Machinery Limited is a premier provider of engine assemblies and replacement parts for leading brands like Cummins, Komatsu, Caterpillar, Isuzu, Kubota, Yanmar, and Weichai, guaranteeing quality and performance worldwide.