
Product Overview
This high-quality Oil Seal is engineered for Isuzu commercial vehicle engines, ensuring reliable performance and preventing fluid leaks. As a global supplier, we provide this critical component to major markets worldwide, including North America, Europe, Asia-Pacific, and the Middle East, supporting the maintenance needs of international fleets and workshops.
Key Features & Benefits
- Premium Durability: Manufactured from high-grade materials to withstand extreme engine temperatures and pressures, ensuring a long service life.
- Precision Fit: Engineered to exact OEM specifications for a perfect seal, preventing oil leaks and contamination.
- Enhanced Performance: Maintains optimal engine lubrication, reduces friction, and protects critical engine components from wear.
- Reliable Quality: Each seal undergoes rigorous quality checks to ensure it meets or exceeds industry standards for performance and reliability.
Technical Specifications
| Specification | Detail |
|---|---|
| Part Number | 1-44259036-1 |
| Alternative Part Number | 1442590361 |
| Part Type | Oil Seal |
| Primary Application | Isuzu Commercial Vehicle Engines |
OEM Cross-Reference
This part is a direct replacement for the following OEM numbers:
- Isuzu: 1-44259036-1
- Isuzu (Alternate): 1442590361
Compatibility
This oil seal is designed for specific Isuzu commercial truck engines. Primary applications include:
- Engine Models: Isuzu CXZ81, Isuzu 10PE1
- Vehicle Application: Fitted in various Isuzu commercial trucks and buses utilizing the CXZ81 or 10PE1 engine platforms.
- For precise fitment, always verify your engine model and existing part number before ordering.
Global Supply & Distribution
We are a trusted partner for B2B clients worldwide, specializing in the export of automotive engine components.
- Worldwide Shipping: We ship to all major global markets, including the USA, Germany, UAE, Australia, Japan, and South Africa.
- Fast Logistics: Efficient delivery to key industrial hubs and major ports such as Rotterdam, Los Angeles, Singapore, and Dubai.
- Export Expertise: Extensive experience in international trade, with full compliance for documentation, customs, and logistics.
- Bulk & Wholesale: Competitive pricing for large quantity orders, ideal for distributors, workshops, and fleet operators.
Quality Assurance
- Manufacturing Standards: Produced in ISO-certified facilities using precision tooling to ensure dimensional accuracy.
- Rigorous Testing: Each batch is tested for material integrity, sealing performance, and resistance to heat and chemicals.
- Warranty: Backed by a standard warranty against manufacturing defects, guaranteeing customer satisfaction.
FAQ
Q: How do I confirm this oil seal fits my Isuzu engine?
A: The most reliable method is to cross-reference the part number. Please check your engine’s model (CXZ81 or 10PE1) and the number stamped on your old seal (1-44259036-1 or 1442590361) to ensure compatibility.
Q: What are the critical steps for installing this oil seal?
A: Ensure the sealing surface on the housing is clean, smooth, and free of burrs. Lubricate the seal lip with clean engine oil before installation. Use the correct driver tool to press the seal in squarely to avoid damage to the lip or outer casing.
Q: Do you offer technical support for international B2B clients?
A> Yes. Our technical team provides support for fitment and application questions. We also assist with customs documentation and logistics planning for seamless import to your country.
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 .