Product Details
Product Overview
This high-quality Diesel Fuel Injector Nozzle (Part No: DLLA154PN155 / 105017-1550) is a precision-engineered replacement component designed for optimal fuel atomization in diesel engines. Manufactured from premium High-Speed Steel, it ensures durability and consistent performance in demanding applications, including excavators, trucks, and heavy-duty machinery. We provide global shipping via DHL, TNT, UPS, EMS, and FEDEX, serving major industrial markets across North America, Europe, Asia-Pacific, the Middle East, and Africa. With a fast 3-7 day delivery time, we support your maintenance and repair operations with minimal downtime.
Key Features & Benefits
- Precision Fuel Atomization: Delivers a fine, even fuel spray for improved combustion efficiency, reduced fuel consumption, and lower emissions.
- High Durability: Constructed from High-Speed Steel to withstand extreme pressures and temperatures, ensuring a long service life.
- Direct Replacement: OE-matched design (105017-1550) for a perfect fit and straightforward installation without modifications.
- Enhanced Engine Performance: Restores lost power, eliminates rough idling, and improves throttle response in diesel engines.
- Rigorous Quality Control: Each nozzle undergoes strict testing to ensure reliable performance and compliance with international standards.
Technical Specifications
| Specification | Details |
|---|---|
| Part Number | DLLA154PN155 |
| OEM Number | 105017-1550 |
| Alternate Part Number | 154PN155 |
| Material | High Speed Steel |
| Color | Silver |
| Condition | New |
| Application | Diesel Engine – Replacement/Repair |
| Warranty | 6 Months |
| Minimum Order Quantity (MOQ) | 12 Pieces |
| Packaging | Customized Packaging Acceptable |
| Single Package Size | 30 x 30 x 30 cm |
| Single Gross Weight | 0.100 kg |
OEM Cross-Reference
This injector nozzle is compatible with the following OEM and reference numbers:
- Primary OEM: 105017-1550
- Bosch Standard: DLLA154PN155
- Alternate Reference: 154PN155
- Common Applications: Fits Bosch fuel injection systems requiring nozzle type DLLA154PN155.
Compatibility
- Engine Type: Diesel Engines (Naturally Aspirated and Turbocharged).
- Vehicle/Equipment: Excavators, heavy-duty trucks, agricultural tractors, and industrial machinery.
- System: Bosch mechanical and electronic unit injector systems.
- Note: Always verify your engine’s specific injector nozzle requirement (size, spray angle, and protrusion) before ordering. This part matches the DLLA154PN155 spec.
Global Supply & Distribution
We are a trusted supplier to the global aftermarket, offering fast and reliable shipping solutions:
- Worldwide Shipping: We ship via DHL, TNT, UPS, EMS, and FEDEX to ensure quick delivery to any destination.
- Major Markets: Our products are regularly exported to North America (USA, Canada, Mexico), Europe (Germany, UK, France, Italy, Netherlands), Asia-Pacific (Australia, Japan, South Korea, Singapore), the Middle East (UAE, Saudi Arabia, Qatar), and Africa (South Africa, Nigeria).
- Fast Delivery: Stock items are dispatched within 3-7 business days to major ports and industrial centers worldwide.
- Export Expertise: We handle all international trade documentation and compliance, ensuring a seamless customs clearance process for our B2B partners.
Quality Assurance
- Manufacturing Standards: Produced in an ISO-certified facility in Shandong, China, following strict quality control procedures.
- Warranty: All nozzles come with a 6-month warranty against manufacturing defects.
- Testing: Each unit is tested for spray pattern, opening pressure, and leak tightness before packaging.
- Certifications: Compliant with international standards for diesel engine components.
FAQ
Q1: Is this injector nozzle compatible with my 6D102 engine?
Yes, the DLLA154PN155 nozzle is a common replacement for many Komatsu, Cummins, and other heavy-duty engines that utilize Bosch fuel injection systems. However, you must verify your current injector’s part number (e.g., 105017-1550) to confirm fitment. The 154 refers to the spray angle, which is critical for proper combustion.
Q2: What is the installation procedure for this nozzle?
Installation should be performed by a qualified diesel technician. Key steps include: 1) Ensuring the injector body and seat are clean. 2) Lubricating the O-ring (if applicable) with clean engine oil. 3) Torquing the injector retaining nut to the manufacturer’s specification. 4) Bleeding the fuel system after installation. Improper installation can lead to poor performance or engine damage.
Q3: How can I verify the quality of this nozzle before purchasing in bulk?
We encourage B2B customers to request a sample (MOQ is 12 pieces, but samples are negotiable). Each nozzle is individually tested for spray pattern and opening pressure. We can provide a Certificate of Analysis (COA) upon request, detailing the test results for your batch. Our 6-month warranty covers any manufacturing defects.
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.
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Quick Inquiry
Bosch DLLA154PN155 Diesel Injector Nozzle 105017-1550 for Excavator Engine – High Speed Steel
Send one clear inquiry and we will reply with quotation, lead time, and fitment confirmation.
- OEM number is included automatically when available.
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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.