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Top Bulldozer & Excavator Track Chain Products
Precision-engineered undercarriage parts compatible with Komatsu, Doosan, Hyundai, and Caterpillar machines widely used across South Korea's construction industry.
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
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Excavator 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
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6Y4898 Caterpillar E320 E325D E330 E320D CAT320 Undercarriage Parts Excavator Sprocket
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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
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M20*2.5*90 Track Roller Bolt for Komatsu PC200 Excavator
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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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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.
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South Korea is one of Asia's most dynamic construction and heavy equipment markets. Understanding the local landscape helps us deliver precisely what Korean contractors and equipment operators need.
South Korea's annual construction output exceeds USD 200 billion, driven by large-scale urban redevelopment projects in Seoul, Busan, and Incheon. Bulldozers and tracked excavators are indispensable on every major site, creating strong demand for reliable track chain components.
Korea's aggregate quarrying industry, particularly in Gangwon and North Chungcheong provinces, relies heavily on Komatsu D65, D85, and Caterpillar D6/D8 series bulldozers. These machines operate in highly abrasive conditions, making premium-grade track chains a critical maintenance item.
Government-led infrastructure investments — including expressway expansion, KTX rail extensions, and smart city development — keep Korean contractors' fleets running year-round. Track chain wear rates are high on compacted road bases, requiring frequent replacement from trusted suppliers.
Large-scale land reclamation projects along Korea's western coastline (Saemangeum, Incheon Free Economic Zone) demand corrosion-resistant undercarriage parts. Our track chains use high-alloy steel with advanced heat treatment to withstand marine environments.
Korean-made heavy equipment brands — Doosan (now HD Hyundai Infracore) and Hyundai CE — are widely deployed domestically. Our undercarriage parts are fully compatible with DH220, DX225, R220, R290, and R450 series machines, giving Korean operators a cost-effective aftermarket solution.
With direct shipping routes from Quanzhou and Xiamen ports to Busan and Incheon, delivery lead times to Korean distributors are typically 7–12 days. We maintain ready stock of high-demand SKUs to support Korean dealers and rental fleets with minimal downtime.
Korean construction standards demand precision, durability, and compliance. Hesen's bulldozer track chains are manufactured to OEM-equivalent tolerances using 40Cr and alloy steel, with hardness ratings of HRC 52–58 — meeting the rigorous demands of Korean worksites from Seoul subway expansion to Jeju Island resort development.
The bulldozer and excavator undercarriage parts market in Korea is evolving rapidly. Here are the key trends shaping procurement decisions in 2024–2026.
Korean contractors are increasingly replacing OEM parts with high-quality aftermarket alternatives. With OEM parts prices rising 15–25% since 2022, cost-conscious operators are turning to certified Chinese manufacturers like Hesen that offer OEM-matching quality at 30–40% lower cost — without compromising on performance or warranty.
Korean equipment dealers and fleet managers are rapidly adopting digital procurement platforms. B2B e-commerce for heavy equipment parts is growing at 18% CAGR in Korea. Suppliers with strong online catalogs, fast quotation systems, and real-time stock visibility are gaining significant competitive advantage.
With labor costs in Korea among the highest in Asia, minimizing machine downtime is a top priority. Buyers now prioritize track chains with extended service intervals — specifically those with bushing rotation technology and triple-sealed master links — to reduce the frequency of field replacement on active job sites.
Korea's Green New Deal policy is pushing contractors to source from ISO 14001-certified suppliers. Hesen's manufacturing facility maintains environmental compliance certifications, making us a preferred partner for Korean contractors who must demonstrate sustainable supply chains in public tender applications.
Korean construction firms are integrating IoT-based fleet management systems (Doosan Connect, Hyundai Hi-MATE) that track machine hours and predict undercarriage wear. This data-driven approach is increasing the regularity and precision of track chain replacement cycles, creating a more predictable and growing demand for aftermarket parts.
Korean buyers increasingly expect Korean-language technical documentation, local agent support, and rapid response to warranty claims. Hesen is actively building its Korean distributor network to provide localized after-sales support, installation guides, and part compatibility databases tailored to the Korean market.
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.
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From our production base in Fujian, China, Hesen supplies bulldozer track chains and excavator undercarriage parts to over 60 countries worldwide. South Korea is a key strategic market — with dedicated stock, Korean-compatible product lines, and established logistics partnerships through Busan Port.
Inquiry NowFrom the bustling construction sites of Seoul to the quarries of Gangwon Province, Hesen's track chains are engineered for every Korean terrain and application type.
Urban renewal projects in Gangnam, Yongsan, and Mapo districts deploy large fleets of Doosan DX300 and Hyundai R450 excavators. Our track chains for these models are stocked and ready for rapid delivery to Seoul-area dealers.
The Busan New Port Phase 2 expansion involves extensive ground preparation work using Komatsu D155 and CAT D8 bulldozers. Our heavy-duty track chains for these models are specifically tested for marine-adjacent soil conditions.
Korea's offshore wind farm and solar park developments require extensive earthmoving on coastal and mountainous terrain. Bulldozers fitted with our track chains have been deployed on wind farm preparation sites in Jeollanam-do and North Gyeongsang provinces.
Korea's primary aggregate and limestone mining belt in Gangwon Province operates CAT and Komatsu bulldozers year-round in highly abrasive rocky conditions. Our track chains feature bushing hardness of HRC 58–62, providing 40% longer service life compared to standard alternatives.
The ongoing GTX underground railway expansion in the Seoul Capital Area involves massive tunneling and excavation work. Track-type equipment operating in confined underground conditions requires precision-engineered undercarriage parts with tight tolerances — exactly what Hesen delivers.
Land consolidation and irrigation projects in Korea's agricultural heartland use smaller bulldozers (Komatsu D65, Doosan DX140). Our mid-range track chain assemblies for these machines are popular among Korean agricultural machinery dealers in Jeonju and Gwangju.
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 and bulldozer undercarriage parts...
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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 inventory has arrived...
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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...
View More →Explore our full range of bulldozer and excavator undercarriage components — all available for export to South Korea with competitive pricing and fast shipping.
