Product Overview

This premium Valve Seat is engineered for the Yanmar 4TNE106 diesel engine, offering a direct replacement for OEM part numbers 123900-11090 and 123900-11080. Manufactured to exacting specifications, this component is a critical part of your engine’s valvetrain, ensuring optimal compression and combustion efficiency. We specialize in global B2B supply, serving major industrial markets across North America, Europe, the Asia-Pacific region, and the Middle East with reliable shipping and export compliance.

Key Features & Benefits

• Precision Engineering: Manufactured to OEM size and specifications for a perfect fit and seamless installation, eliminating downtime.
• Enhanced Durability: Crafted from high-grade materials to withstand extreme temperatures and pressures within the diesel combustion chamber.
• Optimal Performance: Ensures proper valve sealing to maintain engine compression, fuel efficiency, and power output.
• Rigorous Quality Control: Each part undergoes thorough inspection, with machinery test reports and video outgoing-inspection provided for verification.
• Global Logistics Ready: Packaged securely for international shipping, with fast delivery to major ports and industrial hubs worldwide.

Technical Specifications

OEM Cross-Reference

This valve seat is a direct interchange for the following original equipment manufacturer numbers:

• Yanmar: 123900-11090
• Yanmar: 123900-11080

Always verify the specific part number from your original engine or service manual before ordering.

Compatibility

Primary Engine Application:

• Yanmar 4TNE106 Diesel Engine

Typical Vehicle & Machinery Applications:

• Excavators
• Trucks
• Forklifts
• Bulldozers
• Buses
• Loaders
• And other industrial equipment powered by the 4TNE106 engine.

Global Supply & Distribution

We are a professional B2B exporter with extensive experience in the international automotive parts trade. Our streamlined supply chain ensures efficient delivery to key global markets:

• Major Markets Served: North America (USA, Canada, Mexico), European Union, United Kingdom, Australia, Southeast Asia, Middle East, and South America.
• Fast Delivery: We prioritize shipments to major logistical ports and industrial centers to minimize lead times for your operations.
• Trade Compliance: All exports are handled with proper documentation, adhering to international trade regulations and standards.

Quality Assurance

We stand behind the quality and performance of our engine components.

• Manufacturing Standards: Produced in ISO-certified facilities using precision machining and quality materials.
• Comprehensive Warranty: Backed by a 6-month warranty against manufacturing defects.
• Testing & Inspection: Every batch is subject to stringent quality checks. A machinery test report and video outgoing-inspection are available to provide full transparency on product condition before shipment.

FAQ

Q: How can I confirm this valve seat will fit my specific Yanmar 4TNE106 engine?
A: The surest method is to match the part number. This unit replaces OEM numbers 123900-11090 and 123900-11080. We recommend checking your engine’s service manual or physically inspecting the removed part for the stamped number to ensure correct fitment.

Q: Is this part sold individually or as a set?
A> This valve seat is sold as a single item. For a complete valve service, please contact our sales team to inquire about related components such as valves, springs, and seals to ensure all necessary parts are ordered for your rebuild project.

Q: What documentation is provided with the shipment for international buyers?
A> We provide all standard commercial export documents, including a commercial invoice, packing list, and certificate of origin. Upon request, we can also supply the machinery test report and a copy of the outgoing-inspection video for your quality assurance records.

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 .