Product Details
Product Overview
This high-quality unit pump injector (Part Numbers: 0414799007, 0414799026, A0280746102, 0986445016) is a direct replacement for Mercedes-Benz OM457 and OM542 diesel engines. Manufactured to meet or exceed OEM specifications, this injector is engineered for superior fuel atomization and combustion efficiency. With global shipping capabilities, we serve major B2B markets in North America, Europe, the Middle East, and Asia-Pacific, ensuring fast delivery to industrial centers and ports worldwide.
Key Features & Benefits
- Precision Engineering: Manufactured from high-grade steel with standard sizing for a perfect fit and reliable sealing.
- Enhanced Fuel Efficiency: Optimized unit pump design ensures precise fuel delivery, reducing consumption and emissions.
- Durable Construction: Built to withstand high-pressure diesel injection cycles, offering a service life comparable to OEM parts.
- Easy Installation: Direct bolt-on replacement for the original unit pump injector, requiring no modifications.
- Cost-Effective Solution: A premium aftermarket alternative to expensive dealer parts, backed by a 6-month warranty.
Technical Specifications
| Specification | Details |
|---|---|
| Part Number | 0414799007, 0414799026, A0280746102, 0986445016 |
| Type | Unit Pump Injector |
| Condition | New |
| Material | Steel |
| Size | Standard |
| Engine Type | Diesel |
| Warranty | 6 Months |
| MOQ | 4 Pieces |
| Packing | Customer’s Requirement |
| Single Package Size | 45x45x35 cm |
| Single Gross Weight | 4.000 kg |
OEM Cross-Reference
This unit pump injector is a direct cross-reference for the following OEM and aftermarket part numbers:
- Bosch/Original Numbers: 0414799007, 0414799026
- Mercedes-Benz OEM: A0280746102
- Additional Cross: 0986445016
Compatibility
- Engine Models: Mercedes-Benz OM457, OM542
- Vehicle Applications: Suitable for heavy-duty trucks, buses, and commercial vehicles equipped with these engine platforms.
Global Supply & Distribution
We provide worldwide shipping via DHL, UPS, FedEx, EMS, and TNT. Our logistics network ensures fast delivery to major ports and industrial hubs, including:
- North America: Los Angeles, Houston, New York, Toronto
- Europe: Rotterdam, Hamburg, Antwerp, London
- Asia-Pacific: Shanghai, Singapore, Dubai, Sydney
- Middle East & Africa: Jebel Ali, Johannesburg, Riyadh
With extensive export experience and compliance with international trade regulations, we offer reliable supply chain solutions for B2B partners. Payment terms include TT, Western Union, PayPal, and Trade Assurance.
Quality Assurance
- Manufacturing Standards: Produced in ISO-certified facilities in Shandong, China, using precision machining processes.
- Testing: Each injector undergoes rigorous pressure and flow testing to ensure performance and reliability.
- Warranty: Backed by a 6-month warranty against manufacturing defects.
FAQ
Q: Is this injector a direct replacement for the original part on my OM457 engine?
A: Yes, this unit pump injector (0414799007/0414799026) is designed as a direct bolt-on replacement for Mercedes-Benz OM457 and OM542 engines. It matches OEM dimensions and connection specifications, requiring no modifications for installation.
Q: What is the recommended installation procedure for this unit pump injector?
A: Installation should be performed by a qualified diesel technician. Ensure the injector bore is clean and lubricate the O-ring with clean engine oil. Torque to manufacturer specifications (typically 70-80 Nm). After installation, bleed the fuel system to remove air pockets before starting the engine.
Q: How can I verify the compatibility of this part with my specific vehicle?
A: Cross-reference your original part number with our listed numbers: 0414799007, 0414799026, A0280746102, or 0986445016. If your engine is a Mercedes-Benz OM457 or OM542, this injector is compatible. For further verification, please provide your vehicle’s VIN or engine serial number to our sales team.
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 .
FAQ
Common Product Inquiry Questions
How can I confirm this part matches my engine or injector model?
Send the OEM number, engine model, application, or clear product photos. We will help verify the suitable part before quotation.
Can I ask for packing, shipping, and delivery details together?
Yes. You can combine product confirmation, quantity, destination, packing request, and shipment method in one inquiry so the quotation is more complete.
Why is price not displayed on the page?
This catalog is built for B2B inquiry. Final pricing depends on the confirmed part number, quantity, stock situation, and shipping destination.
What information helps you quote faster?
Please include the OEM number, engine model, quantity, destination country, and any packing or shipping preference. This usually speeds up matching and quotation.
Inquiry Desk
Send Product Inquiry
Use this form to ask for fitment, MOQ, delivery time, packing, and shipping support for this product.
- Simple inquiry flow with direct sales follow-up.
- Send OEM number, quantity, or destination in the optional message if available.
- Every submission is stored in WordPress and sent to your admin email.
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Quick Inquiry
Bosch-Type Unit Pump Injector 0414799007/0414799026 for Mercedes-Benz OM457/OM542 Diesel Engine
Send one clear inquiry and we will reply with quotation, lead time, and fitment confirmation.
- OEM number is included automatically when available.
- Add quantity, destination, and packing needs for a faster quote.
Inquiry Form
Send Inquiry
Leave your email and phone / WhatsApp so sales can follow up directly.
Inquiry Desk
Send Inquiry
Quick contact for this product. OEM number is attached automatically.
- Simple inquiry flow with direct sales follow-up.
- Send OEM number, quantity, or destination in the optional message if available.
- Every submission is stored in WordPress and sent to your admin email.