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Featured Track Chain Link Products
High-performance track chain links and undercarriage components engineered for Argentina's demanding construction, mining, and agricultural environments.
Heavy Duty Excavator Roller Bolts - DTK Brand Track System Fasteners & Screws for Construction Machinery Parts
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Excavator Undercarriage Parts Track Roller Bottom Roller Fit For PC200-5 PC200-7 PC200-8
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HeSen Excavator Undercarriage Track Chain / Track Link
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M20*2.5*90 Track Roller Bolt for Komatsu PC200 Excavator
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Our factory's main products include: track roller (bottom roller), carrier roller (top roller), sprocket, idler, track link assembly, track shoe, bushing & pin, Bucket teeth, high-strength bolts and nuts.
20Y-32-00300 OEM Quality Track Link For PC200 Excavator — Ideal for Argentina Infrastructure Projects
View MoreExcavator Undercarriage Parts Track Roller Bottom Roller Fit For PC200-5 PC200-7 PC200-8
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20Y-30-00022 Durable Undercarriage Replacement Top Roller Carrier — Trusted in Argentine Mining Operations
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6Y4898 Caterpillar E320 E325D E330 E320D CAT320 Undercarriage Parts Excavator Sprocket 8E9805 Drive Sprocket
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Manufacturer Excavator Front Idler for Daewoo DH220 DX225 — Heavy-Duty Performance for Argentine Terrain
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M20*57 Track Bolt Nut for PC200-3 EX200-5 DH220 R220 Chain Link
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5J4773 2J3506 High Strength Plow Bolt and Nut for Caterpillar Cutting Edges & Blades
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5P7665 7H3608 Segment Bolt and Nut for D8N D8R
View MoreM20*2.5*90 Track Roller Bolt for Komatsu PC200 Excavator
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M16×50 Sprocket Bolt for Komatsu PC200 Excavator
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1V3323 6B6682 3K0453 High Strength Wheel Stud Bolt and Nut for Caterpillar Wheel Loaders
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205-70-19570RC Komatsu PC200RC Bucket Teeth — Forging Bucket Tooth
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Wholesale Excavator Spare Parts — Komatsu PC200 Teeth Lock Pin
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Excavator Parts Manufacturer 80×95×80mm Bucket Bushing for Komatsu PC200
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Excavator Parts Manufacturer 80×560mm Bucket Pins
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Factory Direct Supply E320 Excavator Track Master Pin
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Excavator Undercarriage Parts 40Cr Steel E320 Track Bushing
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High Quality 40Cr Steel Excavator CAT 320 Track Pin 36.7*210MM
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Hesen
Welcome To Learn About Our Company
Quanzhou Hesen Machinery Industry Co., Ltd, located in Fujian Province, China. We have more than 30 years of experience as a manufacturer, founded in 1990. We are a factory specialized in high-strength bolts and nuts, bucket teeth, pin & bush, excavator and bulldozer undercarriage parts. We also have a warehouse to store parts and provide quick delivery for our customers. It is a company which combines professional design, development, production and sales. Our products obtain good markets both at home and abroad, including Argentina and across Latin America.
View MoreYears Industry Experience
Factory Area (m²)
Employees
R&D Engineers
Argentina holds the world's second-largest lithium reserves, primarily in Jujuy, Salta, and Catamarca provinces. Open-pit mining operations rely heavily on fleets of excavators and bulldozers, creating massive demand for durable track chain links capable of withstanding rocky, abrasive terrain. Hesen's hardened steel track links are purpose-built for these extreme conditions.
Argentina's national infrastructure investment plan — including highway expansions, dam construction, and urban development in Buenos Aires, Córdoba, and Rosario — has significantly increased the deployment of tracked heavy machinery. Track chain links and undercarriage parts are consumable components requiring regular replacement, sustaining consistent market demand.
Argentina is one of the world's top agricultural exporters. Large-scale land clearing, irrigation canal construction, and drainage projects in the Pampas region require crawler tractors and excavators fitted with reliable track chain systems. The seasonal nature of these operations means parts availability and fast delivery are critical priorities.
The Vaca Muerta shale formation in Neuquén Province is one of the largest unconventional oil and gas reserves globally. Construction of access roads, drilling pads, and pipeline infrastructure requires extensive use of tracked excavators and dozers, all of which depend on high-quality track chain links for operational continuity in remote, challenging environments.
Argentina's ongoing investment in hydroelectric power and flood control — including projects along the Paraná and Uruguay rivers — involves significant earthmoving work. Tracked machinery operating in waterlogged and soft-soil conditions demands specially designed track link assemblies with enhanced corrosion resistance and tensile strength.
Argentina's large fleet of aging excavators and bulldozers — brands including Komatsu, Caterpillar, Hitachi, and Doosan — generates a substantial aftermarket for replacement undercarriage parts. Importers and distributors in Buenos Aires, Mendoza, and Neuquén actively source OEM-compatible track chain links from trusted overseas manufacturers like Hesen.
No middlemen — buy directly from our 200,000 m² manufacturing facility. Competitive pricing with consistent quality control at every production stage.
All track chain links are manufactured from 40Cr and high-strength alloy steel, heat-treated to HRC 48–56, meeting or exceeding OEM specifications for Komatsu, CAT, Hitachi, and more.
Dedicated warehouse inventory ensures rapid order fulfillment. We have established shipping routes to Buenos Aires (Ezeiza / Puerto Nuevo), ensuring minimal lead times for Argentine customers.
Our technical team provides full product compatibility guidance, installation support, and warranty service — ensuring your machinery stays productive in Argentina's toughest job sites.
Argentina's excavator import volumes have grown steadily as domestic infrastructure spending accelerates. This directly translates to increased demand for replacement undercarriage parts, including track chain links, rollers, and sprockets. Chinese manufacturers like Hesen have become the primary source for cost-effective, quality-certified components.
Argentine operators are increasingly replacing original OEM parts with high-quality aftermarket alternatives that offer equivalent performance at 30–50% lower cost. Hesen's OEM-compatible track link assemblies — including models for PC200, CAT320, and DH220 — are perfectly positioned for this growing segment.
Evolving trade agreements between China and Mercosur member states are reducing import tariffs on industrial machinery parts, making Chinese-manufactured track chain links more price-competitive in the Argentine market. This trend is expected to accelerate through 2027 as bilateral trade frameworks mature.
Argentine construction companies and equipment dealers are increasingly sourcing spare parts through international B2B platforms and direct manufacturer websites. Hesen's digital-first approach — with detailed product specifications, online inquiry systems, and multilingual support — aligns perfectly with this procurement evolution.
Environmental regulations and operational cost pressures are pushing Argentine fleet managers toward longer-lasting undercarriage components. Hesen's advanced heat treatment processes and premium steel alloys extend track chain link service life by up to 40% compared to standard alternatives, reducing total cost of ownership.
The gradual introduction of hybrid and electric excavators into the Argentine market — particularly for urban construction projects with emission restrictions — is creating new specifications for track system components. Hesen's R&D team actively monitors these developments to ensure product compatibility with next-generation machinery platforms.
Hot Selling Products
Our factory's main products include: track roller (bottom roller), carrier roller (top roller), sprocket, idler, track link assembly, track shoe, bushing & pin, Bucket teeth, high-strength bolts and nuts.
20Y-32-00300 OEM Quality Track Link For PC200 — Argentina Infrastructure Projects
Offered directly from our own factory, our premium excavator track link ensures fast delivery and stable supply. Backed by OEM-grade manufacturing standards.
Excavator Undercarriage Parts Track Roller Bottom Roller — Fit For PC200-5 PC200-7 PC200-8
The Roller is engineered as a premium replacement for Komatsu PC200 excavators, delivering OEM-matching performance for Argentine mining and construction.
20Y-30-00022 Durable Undercarriage Replacement Top Roller Carrier — Córdoba Construction Use
This PC200 Top Roller is a heavy-duty undercarriage part designed for Komatsu excavators, made from high-strength alloy steel for extended service life.
6Y4898 Caterpillar E320 E325D E330 CAT320 Undercarriage Excavator Sprocket — Vaca Muerta Operations
This E320 sprocket is a high-quality undercarriage part specially designed for Caterpillar excavators. Forged from premium steel for maximum durability.
Manufacturer Excavator Front Idler for Daewoo DH220 DX225 — Argentine Quarry & Earthmoving
This DH220 idler is a high-performance undercarriage component designed for Doosan excavators. Constructed from high-strength cast steel for rugged terrain.
M20*57 Track Bolt Nut for PC200-3 EX200-5 DH220 R220 Chain Link — Buenos Aires Distributor Stock
Hesen's M20*57 track bolt nut is designed to fit excavator track chains securely and reliably. Manufactured with high-strength grade 10.9 steel.
5J4773 2J3506 High Strength Plow Bolt and Nut for Caterpillar Cutting Edges & Blades
Our Plow Bolt 5J4773 and Nut 2J3506 are high-strength fasteners designed for cutting edges, blades, and track systems in demanding South American conditions.
5P7665 7H3608 Segment Bolt and Nut for D8N D8R — Patagonia Dozer Operations
Hesen Industrial offers D8N Segment Bolt 5P7665 and Nut 7H3608 (3/4*66) for bulldozer track sprocket assembly. Made from premium alloy steel.
We are a
From our Fujian Province factory to your job site in Argentina — whether you're operating in the Lithium Triangle of Jujuy, the construction zones of Buenos Aires, or the oil fields of Neuquén, Hesen delivers precision-engineered track chain links and undercarriage parts with the quality, speed, and reliability your operations demand.
We warmly welcome partners and friends from all over the world to visit our factory in person.
2026-02-28
In 2025, Quanzhou Hesen Machinery reached a historic breakthrough with overall performance soaring by 30% to an all-time high. As a professional and experienced manufacturer of excavator undercarriage parts, this milestone reflects our growing presence in markets like Argentina.
2026-02-28
Quanzhou Hesen Machinery is a global supplier of excavator and bulldozer parts, with over 20 years of experience. At the beginning of 2026, we are pleased to announce that our new product lines — including expanded track chain link assemblies — are now in stock and ready for immediate shipment to Argentina.
2026-02-28
As a professional manufacturer of dozer & excavator undercarriage parts, Quanzhou Hesen Machinery has been actively expanding its global presence. With more than 30 years of manufacturing expertise, we invite Argentine distributors and buyers to connect with us at international exhibitions.
Heavy Duty Excavator Roller Bolts - DTK Brand Track System Fasteners & Screws for Construction Machinery Parts
View MoreExcavator Undercarriage Parts Track Roller Bottom Roller Fit For PC200-5 PC200-7 PC200-8
View MoreHeSen Excavator Undercarriage Track Chain / Track Link
View MoreM20*2.5*90 Track Roller Bolt for Komatsu PC200 Excavator
View MoreFactory Direct Supply E320 Excavator Track Master Pin
View MoreHigh Quality 40Cr Steel Excavator CAT 320 Track Pin 36.7*210MM
View MoreExcavator Undercarriage Parts 40Cr Steel E320 Track Bushing
View More
HeSen Brand Excavator Front Idler for PC60-6/7 PC75 - Heavy-Duty Track Guide Wheel for Komatsu Undercarriage Systems
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