
Product Overview
This VI057-U Hydraulic Pilot Pump is a precision-engineered replacement component designed for Yanmar diesel engines. As a leading supplier in the global aftermarket, we provide reliable engine parts with direct shipping to major industrial markets worldwide, including North America, Europe, the Middle East, and Asia-Pacific. This pump is critical for controlling hydraulic systems in heavy machinery, ensuring smooth and responsive operation.
Key Features & Benefits
- Precision Engineering: Manufactured to exact OEM specifications (OEM Size) for a guaranteed fit and optimal performance, ensuring seamless integration with your Yanmar engine.
- Enhanced Durability: Built with high-grade materials to withstand the rigorous demands of hydraulic systems in heavy-duty applications, offering extended service life and reduced downtime.
- Reliable Performance: Delivers consistent hydraulic pressure and flow for precise pilot control, contributing to the efficient and safe operation of your machinery.
- Cost-Effective Solution: Provides a high-quality, budget-friendly alternative to OEM parts without compromising on performance or reliability, offering significant value for fleet managers and equipment operators.
- Comprehensive Support: Backed by professional technical documentation, including machinery test reports and inspection videos, for complete transparency and buyer confidence.
Technical Specifications
| Specification | Detail |
|---|---|
| Part Type | Hydraulic Pilot Pump |
| Part / Model Number | VI057-U |
| Engine Type | Diesel |
| Application | Excavator, Truck, Forklift, Bulldozer, Bus, Loader, and Other Heavy Machinery |
| Size / Dimensions | OEM Standard Size |
| Weight | 3 kg (Approx.) |
| Warranty | 6 Months |
| Place of Origin | Guangdong & Guizhou, China |
| Selling Units | Single Item |
| Quality Documentation | Machinery Test Report & Video Outgoing-Inspection Provided |
OEM Cross-Reference
This high-quality aftermarket hydraulic pilot pump is designed as a direct replacement for the Yanmar VI057-U component. It is engineered to match the original part’s performance and dimensional specifications precisely. Please verify your engine’s model and existing part number to ensure compatibility.
Compatibility
This VI057-U pump is compatible with a range of Yanmar diesel engines powering various types of heavy equipment. Primary applications include:
- Machinery: Excavators, Trucks, Forklifts, Bulldozers, Buses, Loaders.
- Engine Models: Specifically designed for Yanmar engines utilizing the VI057-U pilot pump assembly. Consult your engine service manual for exact model compatibility.
Global Supply & Distribution
We specialize in the international export of heavy machinery parts and maintain a robust global logistics network. Our capabilities include:
- Worldwide Shipping: Reliable delivery to all major continents and industrial hubs.
- Key Markets Served: Extensive experience supplying to North America (USA, Canada), Europe (UK, Germany, Netherlands), Asia-Pacific (Australia, Japan, Southeast Asia), the Middle East (UAE, Saudi Arabia), and South America.
- Efficient Logistics: Fast container and air freight services to major ports and inland freight centers, ensuring timely delivery to keep your operations running.
- Trade Compliance: All shipments are prepared with complete and accurate commercial documentation (invoice, packing list, certificate of origin) to ensure smooth customs clearance worldwide.
Quality Assurance
Our commitment to quality ensures you receive a reliable and durable product.
- Manufacturing Standards: Produced in ISO-certified facilities using advanced manufacturing techniques and strict quality control protocols.
- Warranty: Every VI057-U Hydraulic Pilot Pump is backed by a solid 6-month warranty against manufacturing defects.
- Testing & Inspection: Each unit undergoes rigorous functional testing. A detailed machinery test report and video record of the outgoing inspection are provided for your review, guaranteeing the part meets specified performance criteria before shipment.
FAQ
Q1: How can I confirm this pump is compatible with my specific Yanmar engine?
A1: The surest method is to cross-reference the part number. Locate the existing pilot pump on your engine and verify its model number matches VI057-U. You can also consult your engine’s service manual or contact our technical support with your engine serial number for assistance.
Q2: What documentation is included with the shipment to verify quality?
A2: We provide professional documentation for B2B transactions. This includes a commercial invoice, packing list, and, crucially, a machinery test report along with a video of the outgoing inspection. These documents validate the part’s functionality and quality before it leaves our facility.
Q3: Do you offer support for large fleet or dealership orders?
A3: Absolutely. We regularly fulfill bulk orders for maintenance fleets, equipment rental companies, and dealerships. We offer competitive volume pricing, consolidated shipping, and can work with you to ensure a steady supply chain. Contact us directly to discuss your specific requirements and logistics.
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 .