Product Overview

This high-precision A756 plunger is a critical component for diesel injection pumps, engineered for reliable performance in demanding industrial and construction equipment. We specialize in the global supply of genuine-quality engine parts, serving major markets across North America, Europe, the Middle East, and Asia-Pacific with efficient logistics and expert B2B support.

Key Features & Benefits

• Precision Engineered: Manufactured to exact OEM specifications for perfect fitment and optimal fuel injection timing.
• Enhanced Durability: Crafted from high-grade materials to withstand high-pressure operation and ensure long service life.
• Professional Quality Tested: Each unit undergoes 100% professional testing to guarantee performance and reliability before shipment.
• Optimized Engine Performance: Ensures precise fuel metering for consistent engine power, fuel efficiency, and reduced emissions.
• Global Compliance Ready: Packaged for international trade, ensuring smooth customs clearance and delivery to your facility.

Technical Specifications

OEM Cross-Reference

This plunger directly replaces the following OEM part numbers:

• Komatsu: 131152-1756, 1311521756
• Supplier/Aftermarket Number: A756

Compatibility

This diesel injection pump plunger is designed for compatibility with the following application:

• Equipment Model: Komatsu PT40 Excavator
• Engine Application: Specifically engineered for the diesel injection pump system within the PT40’s engine.

Note: Always verify your existing part number against the OEM cross-reference list above to ensure correct application for your specific engine serial number.

Global Supply & Distribution

We are your trusted partner for heavy machinery parts supply worldwide. Our streamlined export operations ensure reliable delivery to key industrial regions.

• Worldwide Shipping: We export to North America (USA, Canada), Europe (UK, Germany, Netherlands), the Middle East (UAE, Saudi Arabia), Asia-Pacific (Australia, Singapore), and South America.
• Fast Delivery Network: Standard delivery to major ports and logistics hubs within 3-7 days from order confirmation, with expedited options available.
• Expert Export Handling: All documentation, including commercial invoices and packing lists, is prepared to comply with international trade regulations for hassle-free import.
• B2B Focus: Dedicated support for wholesalers, distributors, and large-scale repair workshops with competitive pricing for bulk orders.

Quality Assurance

Our commitment to quality ensures you receive parts that meet the highest standards for performance and reliability.

• Manufacturing Standard: Produced in ISO-certified facilities using precision machining and strict quality control protocols.
• Comprehensive Warranty: Backed by a 3-month warranty against manufacturing defects, providing peace of mind for your operations.
• Rigorous Testing: Every plunger is subjected to 100% professional testing for dimensional accuracy, surface finish, and material integrity to ensure it meets or exceeds OEM performance benchmarks.

FAQ

Q1: How do I confirm this plunger is the correct part for my Komatsu PT40 injection pump?
A1: The most reliable method is to cross-reference the part number stamped on your original component. Match it with our listed OEM numbers (131152-1756 or 1311521756) or the aftermarket number A756. For critical applications, providing your engine serial number can help us perform a final verification.

Q2: What is the recommended installation procedure for this injection pump plunger?
A2: Installation requires specialized knowledge and tools. We recommend the pump be serviced by a qualified diesel technician in a clean environment. The plunger and barrel are a matched set; ensure the pump housing is meticulously clean, and follow the manufacturer’s torque specifications and timing procedures precisely to prevent damage and ensure optimal performance.

Q3: Do you support bulk orders for international distributors, and what are the payment terms?
A3: Yes, we specialize in bulk B2B orders. The Minimum Order Quantity (MOQ) is 4 pieces. We offer flexible payment terms suitable for international trade, including Bank Transfer (TT), Western Union, and PayPal. Contact our sales team for a formal proforma invoice and to discuss volume-based pricing and shipping logistics to your destination 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 .