Product Overview

This high-quality Common Rail Diesel Fuel Injection Pump (Part Number: 0445020539) is a direct replacement unit designed for a variety of diesel engines, including those found in Mercedes-Benz trucks. Manufactured to OE specifications, this pump delivers precise fuel metering and high-pressure delivery essential for modern diesel engine performance. We are a leading global supplier based in Shandong, China, serving major markets across North America, Europe, Asia-Pacific, the Middle East, and South America. With a robust logistics network, we ensure fast and reliable shipping via DHL, UPS, FEDEX, EMS, and TNT to industrial hubs and ports worldwide.

Key Features & Benefits

• Precision Engineering: Manufactured to strict tolerances for optimal fuel atomization and combustion efficiency, reducing emissions and improving fuel economy.
• High Durability: Constructed with hardened materials and advanced surface treatments to withstand extreme pressure and temperature conditions within the common rail system.
• Direct OE Replacement: Designed for a perfect bolt-on fit, eliminating the need for modifications. Plug-and-play installation for qualified technicians.
• Rigorous Testing: Every unit undergoes comprehensive pressure, flow, and leak testing to ensure reliability and consistent performance out of the box.
• Cost-Effective Solution: An excellent alternative to OEM parts, offering significant cost savings without compromising on quality or performance.

Technical Specifications

OEM Cross-Reference

This pump is a direct replacement for the following OEM part number(s):

• 0445020539 (Bosch / Mercedes-Benz)
• 0445 020 539 (Bosch Format)

Note: This pump is designed to meet or exceed OE specifications. Please verify your existing part number before purchasing.

Compatibility

• Vehicle Applications: Primarily designed for Mercedes-Benz Trucks and heavy-duty commercial vehicles equipped with common rail diesel systems.
• Engine Codes: Suitable for various diesel engine platforms utilizing Bosch CP1/CP2/CP3 common rail pump systems.
• Year Range: Typically fits models from the early 2000s to late 2010s. Please confirm with your vehicle’s VIN or engine code for precise fitment.

Global Supply & Distribution

We are a dedicated supplier to the international aftermarket, with a strong focus on efficient global logistics.

• Shipping Partners: DHL, UPS, FEDEX, EMS, TNT, and air/sea freight options.
• Major Markets Served: North America (USA, Canada, Mexico), Europe (Germany, UK, France, Netherlands), Asia-Pacific (Australia, Japan, Korea), Middle East (UAE, Saudi Arabia), and South America (Brazil, Argentina).
• Fast Delivery: Orders are processed and shipped from our warehouse within 3-7 working days to major ports and industrial centers worldwide.
• Export Compliance: We adhere to international trade regulations and provide all necessary documentation for smooth customs clearance.

Quality Assurance

• Manufacturing Standards: Produced in a TS16949 certified facility, ensuring consistent quality control throughout the production process.
• Testing: Each pump is 100% tested for pressure calibration, flow rate, and leak integrity before packaging.
• Warranty: Backed by a 4-month warranty against manufacturing defects. Our team provides technical support to resolve any post-sale issues.

FAQ

Q: Is this pump a direct replacement for my Mercedes-Benz truck?
A: Yes, this pump (0445020539) is designed as a direct OE replacement. It is a plug-and-play unit. However, we strongly recommend verifying your existing pump’s part number and your vehicle’s engine code to ensure 100% compatibility before installation.

Q: What should I check before and during installation?
A: Before installation, ensure the fuel system is clean and free of contaminants. Replace the fuel filter and check the fuel lines for any blockages or damage. During installation, use only clean, high-quality diesel fuel and a new sealing kit. It is highly recommended that this pump be installed by a qualified diesel technician.

Q: What is the warranty coverage and how do I file a claim?
A: We offer a 4-month warranty covering manufacturing defects in material and workmanship. The warranty does not cover damage caused by improper installation, contaminated fuel, or external factors. If you encounter an issue, please contact us with your order number and a detailed description of the problem. We will guide you through the troubleshooting and return process.