
Product Overview
This YN33CR-5 Crankshaft Front Oil Seal is a precision-engineered component designed for reliable sealing performance in demanding diesel engine applications. As a leading supplier of heavy-duty engine parts, we specialize in the global distribution of high-quality replacement components, serving major industrial markets across North America, Europe, the Middle East, Asia-Pacific, and Africa. This seal is manufactured to exact OEM specifications, ensuring a perfect fit and optimal function for construction, industrial, agricultural, and marine equipment.
Key Features & Benefits
- Premium Sealing Performance: Engineered to prevent oil leaks and contamination, protecting critical engine components from damage and ensuring consistent lubrication.
- Enhanced Durability: Constructed from high-grade materials resistant to heat, pressure, and chemical degradation for extended service life in harsh operating environments.
- Precision OEM Fit: Manufactured to exact original equipment dimensions (OEM Size) for a hassle-free, drop-in installation without modification.
- Multi-Industry Application: A versatile solution suitable for a wide range of diesel-powered machinery, reducing inventory complexity for fleet managers and parts distributors.
- Quality Assured: Backed by a 6-month warranty and supported by comprehensive machinery test reports and video outgoing-inspection documentation.
Technical Specifications
| Specification | Detail |
|---|---|
| Part Type | Crankshaft Front Oil Seal |
| Compatible Engine Model | YN33CR-5 |
| Engine Type | Diesel |
| Size | OEM Size |
| Application | Construction / Industry / Agriculture / Genset / Marine / Handling |
| Warranty | 6 Months |
| Place of Origin | Guangdong, China |
| Packing | Plastic bag, Box, Carton |
| Weight (Approx.) | 1 kg |
| Selling Units | Single Item |
OEM Cross-Reference
This high-quality aftermarket crankshaft seal is a direct replacement for the original part used in YN33CR-5 diesel engines. We offer full OEM service and can manufacture seals to meet specific customer drawings or samples. Please contact our technical support team with your OEM part number for cross-reference verification and compatibility confirmation.
Compatibility
This crankshaft front oil seal is specifically designed for diesel engines bearing the model designation YN33CR-5. It is suitable for a broad spectrum of heavy-duty applications powered by this engine platform, including:
- Construction Machinery: Excavators, loaders, bulldozers, compactors.
- Industrial Equipment: Pumps, compressors, generator sets (Gensets).
- Agricultural Machinery: Tractors, harvesters, irrigation systems.
- Marine Applications: Auxiliary engines for boats and small vessels.
- Material Handling: Forklifts and port equipment.
Global Supply & Distribution
We are a professional B2B exporter with extensive experience in international logistics and trade compliance. Our streamlined supply chain ensures efficient worldwide shipping to your nearest major port or industrial hub.
- Primary Markets Served: North America, European Union, United Kingdom, Middle East, Southeast Asia, Australia, and Africa.
- Fast Delivery: We prioritize shipments to key global logistics centers, including Rotterdam, Los Angeles, Singapore, Dubai, and Hamburg, for reduced transit times.
- Export-Ready Packaging: All parts are securely packed in plastic bags, boxes, and sturdy cartons to withstand long-distance ocean or air freight.
- Trade Compliance: Documentation is prepared in full accordance with international shipping regulations for a smooth customs clearance process.
Quality Assurance
Our commitment to quality is integral to our manufacturing process. Every YN33CR-5 Crankshaft Seal is produced under strict quality control protocols.
- Manufacturing Standards: Produced in a certified facility in Guangdong, China, utilizing precision tooling and high-grade materials.
- Testing & Inspection: Each production batch undergoes rigorous machinery testing. Video outgoing-inspection is provided for quality verification before shipment.
- Warranty & Support: Protected by a 6-month warranty. Comprehensive after-warranty service is available through our dedicated online technical support team.
FAQ
Q: How can I confirm this seal will fit my specific YN33CR-5 engine?
A: This seal is manufactured to the exact OEM dimensions for the YN33CR-5 engine model. For absolute certainty, we recommend providing the original part number or a sample of the old seal to our sales team for a final compatibility check before ordering.
Q: What are the critical steps for installing this front crankshaft oil seal?
A: Proper installation is key. Ensure the crankshaft sealing surface and the engine block bore are clean, smooth, and free of burrs. Lubricate the seal lip with clean engine oil before installation. Use a proper seal driver tool to install it squarely and evenly to the correct depth, avoiding any cocking or damage to the sealing lip.
Q: Do you offer support for large-volume orders for international distributors?
A> Yes. We specialize in B2B bulk orders and have extensive experience supplying global distributors and large fleet operators. We can provide competitive pricing, customized packaging, and flexible shipping solutions (FOB, CIF, DAP) tailored to your supply chain needs. Contact us directly to discuss your requirements.
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 .