Product Details
Product Overview
This high-performance Common Diesel Fuel Rail Injector, carrying OEM numbers 0445120101 and X7478400, is a direct replacement part designed specifically for Ashok Leyland diesel engines. Manufactured in Shandong, China, this injector is engineered to meet stringent quality standards for the global aftermarket. We serve a diverse international clientele, ensuring fast and reliable shipping to major industrial and logistics hubs across North America, Europe, Asia-Pacific, the Middle East, and Africa.
Key Features & Benefits
- Precision Engineering: Manufactured from high-grade steel to ensure dimensional accuracy and a perfect seal within the fuel rail system.
- Enhanced Durability: Built to withstand the extreme pressures of common rail systems, providing a long service life and resistance to wear.
- Optimized Fuel Efficiency: Designed for precise fuel atomization, which improves combustion efficiency, reduces emissions, and lowers fuel consumption.
- Direct Fitment: A universal replacement part for Ashok Leyland applications, requiring no modifications for installation.
- 100% Tested: Each injector undergoes rigorous testing to guarantee performance and reliability upon installation.
Technical Specifications
| Specification | Details |
|---|---|
| Product Name | Common Diesel Fuel Rail Injector |
| Part Number | 0445120101 |
| OEM Number | X7478400 |
| Type | Common Rail Injector |
| Fuel Type | Diesel |
| Material | Steel |
| Weight | 1.8 kgs (per unit) |
| Condition | New |
| Warranty | 4 Months |
| Place of Origin | Shandong, China |
| Package Size | 29.5 x 11.5 x 7 cm |
OEM Cross-Reference
This injector is a direct replacement for the following original equipment manufacturer (OEM) numbers:
- 0445120101 (Bosch Reference)
- X7478400 (Ashok Leyland Reference)
Compatibility
- Vehicle Make: Ashok Leyland
- Application: Diesel engine injection pump systems
- Engine Code: Diesel Engine (General)
- Car Model: Diesel Engine Car / Commercial Vehicle
- Fitment Type: Universal for listed models
Global Supply & Distribution
We are a dedicated supplier to the global B2B market, offering efficient logistics and trade compliance for international buyers. Our distribution network ensures fast delivery to major ports and industrial centers worldwide.
- Major Markets: North America, South America, Europe, Southeast Asia, Middle East, Africa, and Oceania.
- Shipping Capabilities: Express (DHL, FedEx, UPS), Air Freight, and Sea Freight (FCL/LCL).
- Export Experience: Extensive experience with international trade documentation, customs clearance, and export packaging.
- Lead Time: Typically ships within 3-7 business days after order confirmation.
Quality Assurance
- Manufacturing Standards: Produced in an ISO-certified facility with strict quality control processes.
- Testing: Each injector is pressure-tested for leak tightness and spray pattern accuracy before shipment.
- Warranty: Backed by a 4-month warranty against manufacturing defects.
- Service: Our professional team provides technical support and after-sales service to ensure customer satisfaction.
FAQ
Q1: Is this injector a direct replacement for my Ashok Leyland engine?
A1: Yes, this injector (0445120101 / X7478400) is designed as a direct, universal fitment for Ashok Leyland diesel engines using a common rail fuel system. It should bolt directly in place of the original part without modifications.
Q2: What are the installation requirements for this injector?
A2: Installation requires standard mechanical tools. It is highly recommended to replace the injector copper washer and high-pressure fuel line seals during installation. Ensure the fuel system is clean and free of debris before fitting the new injector. Professional installation by a qualified diesel mechanic is advised.
Q3: What is the recommended maintenance for this injector?
A3: To maximize the lifespan of the injector, always use clean, high-quality diesel fuel and replace your fuel filters at the manufacturer’s recommended intervals. If you experience symptoms like rough idling, black smoke, or reduced power, have the injectors tested by a professional service center.
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
Ashok Leyland Fuel Rail Injector 0445120101 X7478400 Common Rail Diesel Injector 1.8kg
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.
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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.