Quanzhou Mingzhu Technology Development Co., Ltd
| Load Capacity | Heavy-duty Load Bearing |
| Heat Treatment | Deep Induction Hardened Surface |
| Delivery Time | 3-7 days |
| Packaging Details | Export pallet packing |
| High-density Forged Core Structure | Enhances internal strength and impact resistance |
| Supply Ability | 1500 MT/month |
| Precision-balanced Roller Body | Reduces vibration and promotes smoother rotation |
| Payment Terms | L/C,T/T |
| Deep Case Hardening Technology | Provides a thicker hardened wear layer for longer service life |
| Material | High-strength Forged Alloy Steel |
| Optimized Track Return Guidance | Improves upper track chain stability during machine travel |
| Certification | CE、SGS、CNAS、COC、ISO |
| Model Number | R80 |
| Brand Name | STST |
| Place of Origin | Fujian China |
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Product Specification
| Load Capacity | Heavy-duty Load Bearing | Heat Treatment | Deep Induction Hardened Surface |
| Delivery Time | 3-7 days | Packaging Details | Export pallet packing |
| High-density Forged Core Structure | Enhances internal strength and impact resistance | Supply Ability | 1500 MT/month |
| Precision-balanced Roller Body | Reduces vibration and promotes smoother rotation | Payment Terms | L/C,T/T |
| Deep Case Hardening Technology | Provides a thicker hardened wear layer for longer service life | Material | High-strength Forged Alloy Steel |
| Optimized Track Return Guidance | Improves upper track chain stability during machine travel | Certification | CE、SGS、CNAS、COC、ISO |
| Model Number | R80 | Brand Name | STST |
| Place of Origin | Fujian China | ||
| High Light | hyundai r80 excavator undercarriage parts ，heavy load excavator top roller ，excavator undercarriage parts heavy load | ||
Hyundai R80 Top Roller Carrier Roller, Low Temperature Resistant Upper Roller, Anti-Brittle Crack Grease Tight Sealed Undercarriage Parts, Mini Excavator Replacement Spares for Russia Frozen Soil Construction & Cold Region Projects, OEM Parts In Stock
The HYUNDAI R80 Top Roller is a high-performance replacement undercarriage component designed to provide reliable support for the upper track chain of R80 excavators. Engineered for heavy-duty applications, this carrier roller improves crawler stability, reduces track vibration, and enhances the overall performance of the undercarriage system.
Manufactured from premium forged alloy steel and finished with advanced induction hardening and precision machining, the R80 top roller delivers exceptional durability, high load-bearing capacity, and extended service life. It is an ideal replacement part for construction companies, equipment rental fleets, mining contractors, and aftermarket machinery suppliers.
The wear surface is deeply heat treated to improve hardness and resist abrasion, allowing the roller to operate efficiently over extended working hours.
The reinforced roller shell and high-strength shaft are designed to withstand continuous heavy loads encountered in demanding construction and excavation projects.
The top roller maintains accurate support for the upper track chain, helping reduce chain deviation and ensuring smoother machine travel.
Forged alloy steel construction provides excellent impact resistance, fatigue strength, and structural durability in harsh operating environments.
The floating metal seal effectively protects internal bearings and lubricant by preventing the entry of water, mud, dust, and abrasive particles.
A permanently sealed lubrication system minimizes routine maintenance while supporting consistent long-term performance.
Our replacement carrier roller helps improve excavator performance by:
The R80 top roller is engineered for reliable operation in various industries, including:
Every R80 carrier roller is manufactured using advanced production technology and strict quality control procedures.
Only high-quality forged alloy steel is selected to ensure excellent mechanical performance and durability.
The forging process enhances internal material density, improving resistance to impact and fatigue.
Modern machining centers ensure accurate dimensions, smooth surfaces, and excellent installation compatibility.
The roller tread receives controlled heat treatment to achieve a wear-resistant outer layer with a strong, impact-resistant core.
Each unit is assembled using premium shafts, bearings, floating seals, and high-performance lubricants.
Every finished product undergoes rigorous testing, including:
A top roller supports the upper section of the track chain, helping maintain correct alignment, reduce vibration, and improve crawler system performance.
Its forged alloy steel body, reinforced internal structure, advanced heat treatment, and floating seal system allow it to perform reliably under continuous heavy loads and abrasive working conditions.
Yes. The product is manufactured to fit HYUNDAI R80 excavators and is designed for straightforward installation without modification.
Yes. We offer OEM and ODM manufacturing based on customer drawings, samples, technical specifications, and branding requirements.
WhatsApp: +86 15260795051
Gmail: shellywang030801@gmail.com
www.bulldozerpart.com
Long Service Life, Excavator Replacement Undercarriage Part, Top Roller, Heavy Load, Low Temperature Resistant
Company Details
Business Type:
Manufacturer
Year Established:
2006
Total Annual:
8000000-12000000
Employee Number:
67~120
Ecer Certification：
Verified Supplier
Quanzhou Mingzhu Technology Development Co., Ltd Quanzhou Mingzhu Technology Development Co., Ltd
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