Product Details

Product Overview

This comprehensive engine repair kit is specifically designed for the robust Hyundai D6AC diesel engine, commonly used in heavy machinery and industrial applications. The set includes a Cylinder Liner Kit (OEM 21131-83012) and a Piston Set (OEM 23411-83411), providing the core components required for a complete top-end overhaul. We supply these high-quality replacement parts to global markets, including North America, Europe, Asia-Pacific, and the Middle East, ensuring fast and reliable shipping to major industrial centers and ports worldwide.

Key Features & Benefits

• Precision Engineering: Manufactured to meet or exceed OEM specifications, ensuring a perfect fit and reliable performance in Hyundai D6AC engines.
• Superior Durability: Cylinder liners are made from high-strength alloy cast iron with a hardened inner surface to resist wear, while pistons are constructed from high-silicon aluminum alloy for excellent thermal conductivity and strength.
• Optimized Performance: The piston set features advanced ring grooves and pin boss designs to reduce friction, improve compression, and enhance fuel efficiency.
• Complete Solution: This kit combines two critical components for a major engine service, simplifying procurement and ensuring component compatibility.
• Rigorous Testing: Every part undergoes strict quality control checks, including dimensional inspection and material analysis, to guarantee reliability.

Technical Specifications

OEM Cross-Reference

This kit provides direct replacement for the following original equipment manufacturer (OEM) part numbers:

• Cylinder Liner: 21131-83012
• Piston Set: 23411-83411

Note: Please verify your specific engine serial number against our application guide to ensure correct fitment.

Compatibility

This repair kit is specifically designed for the Hyundai D6AC diesel engine. This engine is commonly found in a range of Hyundai heavy machinery, including excavators, loaders, and other industrial equipment. Please consult your equipment manual to confirm your engine model before ordering.

Global Supply & Distribution

We are a dedicated supplier of engine components for the global B2B market. Our logistics network supports efficient worldwide shipping:

• Major Markets: North America (USA, Canada, Mexico), Europe (Germany, UK, France, Netherlands), Asia-Pacific (Australia, Singapore, Japan), Middle East (UAE, Saudi Arabia), and South America (Brazil, Chile).
• Fast Delivery: We maintain stock for quick dispatch to major ports like Rotterdam, Los Angeles, Shanghai, and Jebel Ali.
• Export Expertise: We handle all international trade documentation, including customs clearance, ensuring a smooth transaction for our buyers.

Quality Assurance

Our commitment to quality is unwavering. Each component in this kit is manufactured under strict ISO-certified quality management systems.

• Standards: Production follows international standards for material composition and machining tolerances.
• Testing: Parts undergo 100% dimensional inspection and hardness testing before packaging.
• Warranty: We offer a standard 12-month warranty against manufacturing defects from the date of shipment.

FAQ

Q1: Are these parts a direct replacement for the original Hyundai D6AC engine parts?
Yes, these components are manufactured as high-quality aftermarket replacements. They are designed to match the dimensions, material properties, and performance characteristics of the original Hyundai parts (21131-83012 & 23411-83411) for a direct bolt-in fit.

Q2: What is the recommended installation procedure for this cylinder liner and piston set?
Installation should be performed by a qualified diesel mechanic. Key steps include: 1) Thoroughly cleaning the engine block and inspecting the cylinder bore. 2) Lightly lubricating the new liner and pressing it in to the correct protrusion height. 3) Installing the piston rings carefully using a ring expander. 4) Lubricating the piston and connecting rod bearings before assembly. Always consult the official Hyundai D6AC service manual for specific torque and clearance values.

Q3: What is the typical lifespan of these replacement parts in heavy machinery?
The lifespan depends heavily on operating conditions and maintenance. Under normal working conditions with proper oil and filter changes, this kit can provide a service life comparable to OEM parts. Regular monitoring of engine oil consumption and blow-by is recommended to maximize longevity.

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 .