Premium Replacement Oil Pump for Doosan DX12 Series Engines

The Engine Oil Pump 400915-00526 is engineered for Doosan DX12, DX12T, and DX12TIS diesel engines, delivering consistent lubrication and dependable oil pressure under demanding operating conditions.

Designed with precision-machined internal components and manufactured from high-strength materials, this oil pump helps reduce engine wear, improve lubrication efficiency, and extend engine service life. It is an excellent choice for engine rebuilding, scheduled maintenance, and heavy-duty equipment repair.

Suitable for construction machinery, excavators, industrial power units, and other applications equipped with Doosan DX12 series engines. Replacement part number 400915-00526 is widely used on these engine models.

Our Product Range

In addition to engine oil pumps, we supply a complete range of diesel engine replacement parts.

Engine Components

• Cylinder Block
• Cylinder Head
• Crankshaft
• Camshaft
• Connecting Rod
• Flywheel

Engine Rebuild Parts

• Full Gasket Kit
• Piston
• Cylinder Liner
• Piston Ring
• Main Bearing
• Connecting Rod Bearing
• Thrust Washer

Lubrication & Cooling System

• Oil Pump
• Water Pump
• Oil Nozzle
• Thermostat

Valve Train Parts

• Engine Valve
• Valve Guide
• Valve Seat
• Valve Spring
• Valve Lock
• Valve Cap
• Tappet
• Push Rod
• Rocker Arm Assembly

Fuel System Parts

• Fuel Injector
• Nozzle Sleeve
• Fuel Injection Pump

Why Buy From Us

We focus on supplying reliable diesel engine spare parts to customers worldwide. Our products are manufactured according to OEM standards and carefully inspected before delivery to ensure dependable quality and performance.

Whether you are an equipment dealer, engine rebuilder, importer, or repair workshop, we provide competitive pricing, fast response, stable supply, and worldwide shipping.

Frequently Asked Questions

Is this oil pump a direct replacement for OEM 400915-00526?

Yes. It is manufactured as a direct replacement for OEM part number 400915-00526, offering reliable fitment and performance.

Which engine models is this oil pump compatible with?

It is suitable for Doosan DX12, DX12T, and DX12TIS diesel engines.

When should an engine oil pump be replaced?

Replacement is recommended if the engine experiences low oil pressure, insufficient lubrication, excessive engine noise, or during a complete engine overhaul.

Can you supply complete engine overhaul parts?

Yes. We also supply overhaul kits, gasket kits, pistons, cylinder liners, crankshafts, bearings, cylinder heads, fuel injection pumps, injectors, and many other diesel engine components.

Do you support bulk orders?

Yes. We welcome OEM, ODM, wholesale, and distributor inquiries with flexible packaging and worldwide shipping.

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