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.

Our advantages

1.An authorized wholesaler of Isuzu genuine parts, Hino genuine parts, Mitsubishi genuine parts and Mahle parts.

2. We are not only supply genuine parts, but also high quality OEM parts, which are made in China or made in Japan.

3. More than 10 years of experience in machinery parts, professional supply of diesel engine parts.

4. Fast delivery, the fastest can be shipped in one day ,more than 500,000 of different types parts in stock.

5. Scientific ERP system, easy and fast to locate the parts that customer needs.

6. Professional technician checks the parts before delivery, to make sure the parts are correct, usable and defect-free.

Exhibition

Packing&Shipping

1.  Our shipment is by air/sea/express (DHL/FEDEX/TNT/UPS/EMS).

2.  Once we get confirmation of payment, we will ship products in 2 days.

3.  Our packaging is standard export wooden box or others as your requirement.

4. We’ll check and test the products before shipping , and givethe pictures to our customers to confirm.

FAQ

Q1. What is your company major products?

A: Our main products are Liner kit, Piston, Rings, Liner, Gasket kit, Bearing, Injection pump, Nozzle, Water pump, Oil pump,Crankshaft, Turbocharger,Filter, etc.

Q2.What is the MOQ?

A: Normally we can supply any quantity if we have in stock.

Q3. What is your payment term ?

A: We accept Western Union, T/T, Paypal.

Q4. What is the packing ?

A: Carton or wooden case , If you want to put your logo on the packing , We will do it after get your authorization letter.

Q5. When can you deliver products after payment ?

A: By Express ,usually might take 3-4 days ;By Air , Usually take 7-9 days ; By Sea ,usually take 1-2 months .

Q6. What can you do to complete order perfectly ?

A: In the beginning , We will communicate with clients in details to understand what they need .

Before packing , We will check the products and send photos to clients .After confirmation ,

We will packing products well to avoid damage . Once we get tracking number ,

We will send it to customer and keep contact in with clients .