DB58 Oil Pump 65.05103-7021 For DH200-5 DH225-7 Excavator Engine

Product Details

Product Overview

This high-quality DB58 oil pump, identified by OEM number 65.05103-7021, is a critical component engineered for the lubrication systems of Doosan excavator engines. Specifically designed for the DB58 diesel engine platform, this pump ensures consistent oil pressure and flow to protect engine components from wear and overheating.

Commonly applied in DH200-5 and DH225-7 excavator models, this replacement part is manufactured to meet or exceed OEM specifications. It is a direct-fit, 100% new unit that provides reliable performance for heavy-duty machinery operating in demanding conditions. Please verify your engine model (DB58) and OEM number (65.05103-7021) to confirm compatibility with your specific equipment.

Key Features & Benefits

• Precision Engineering: Manufactured to strict tolerances for a perfect fit and seamless integration with DB58 diesel engines in Doosan excavators.
• Superior Lubrication: Delivers consistent oil flow and pressure, ensuring critical engine components like bearings, crankshafts, and camshafts are adequately protected.
• Durable Construction: Built from high-grade materials to withstand the high pressures and thermal stresses of continuous excavator operation.
• OEM Specification: Matches the original part number 65.05103-7021, ensuring identical form, fit, and function without modifications.
• Enhanced Engine Longevity: Reliable oil circulation reduces friction and wear, extending the service life of your engine and reducing downtime.
• Direct Replacement: Designed as a 100% new unit, ready for immediate installation with no core return required.

Technical Specifications

OEM Cross-Reference

This oil pump is a direct replacement for the following OEM part number:

• 65.05103-7021

This part is specifically designed for the DB58 engine series. Please cross-reference the OEM number on your original pump to ensure an exact match.

Compatibility

This DB58 oil pump (65.05103-7021) is commonly used for the following excavator models and engines:

• Excavator Models: DH150, DH200-5, DH225-7
• Engine: Doosan DB58 (Diesel)

Note: Fitment is inferred based on common applications for the DB58 engine and OEM number. Always verify your specific engine model and existing part number before purchase.

Global Supply & Distribution

We offer worldwide shipping capabilities to support B2B buyers in all major industrial markets. Our logistics network ensures fast and reliable delivery to ports and industrial centers across North America, Europe, Asia-Pacific, the Middle East, Africa, and South America. Whether you need express air freight or cost-effective sea freight, we manage the export documentation and international trade compliance to ensure a smooth transaction. We have extensive experience exporting heavy machinery parts and understand the urgency of minimizing downtime.

Quality Assurance

Every oil pump undergoes rigorous quality checks to ensure it meets high performance and durability standards. While our standard warranty is 3 months, we stand behind the quality of our parts. After-sales support is available online to assist with any technical inquiries or installation questions. We recommend professional installation by a qualified technician to ensure optimal performance and adherence to your equipment’s service manual.

FAQ

Q1: How can I confirm this oil pump fits my excavator?
A: Please check your engine model (it should be a Doosan DB58) and locate the OEM part number on your old pump. If it reads 65.05103-7021, this is the correct direct-fit replacement. It is commonly used in DH150, DH200-5, and DH225-7 models, but verification against your specific machine’s serial number is always recommended.

Q2: What are the signs of a failing oil pump in my DB58 engine?
A: Common indicators include low oil pressure warnings on your dashboard, unusual engine noise (especially knocking or ticking from the valve train), and overheating due to insufficient lubrication. If you experience these symptoms, inspect and replace the oil pump immediately to prevent severe engine damage.

Q3: Is any special installation procedure required for this pump?
A: Installation should be performed by a qualified mechanic. It is critical to prime the oil pump and the lubrication system before starting the engine to avoid dry starts. Always replace the oil filter and use the correct grade of engine oil as specified in your excavator’s service manual. Ensure the mounting surface is clean and the gasket is properly sealed.