Guangzhou Lanxin Machinery Equipment Co., Ltd
| Payment Terms | L/C,D/A,D/P,T/T |
| Supply Ability | 999 |
| Delivery Time | 3-7 work days |
| Packaging Details | Carton Box |
| Product Type | Track carrier roller (top roller) |
| Compatible Models | DH55 Excavator |
| Roller Body Material | High-strength alloy steel (40MnB) |
| Surface Hardness | HRC 55–60 (quenched and tempered) |
| Shaft Material | 45# steel with induction hardening |
| Bearing Type | Double-row tapered roller bearing |
| Seal Type | Double lip oil seal |
| Static Load Capacity | 15–20 kN |
| Service Life | 3000+ hours under normal working conditions |
| Brand Name | Doosan |
| Model Number | DH55 |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C,D/A,D/P,T/T | Supply Ability | 999 |
| Delivery Time | 3-7 work days | Packaging Details | Carton Box |
| Product Type | Track carrier roller (top roller) | Compatible Models | DH55 Excavator |
| Roller Body Material | High-strength alloy steel (40MnB) | Surface Hardness | HRC 55–60 (quenched and tempered) |
| Shaft Material | 45# steel with induction hardening | Bearing Type | Double-row tapered roller bearing |
| Seal Type | Double lip oil seal | Static Load Capacity | 15–20 kN |
| Service Life | 3000+ hours under normal working conditions | Brand Name | Doosan |
| Model Number | DH55 | Place of Origin | China |
| High Light | Doosan Excavator Undercarriage Parts ，DH55 Excavator Undercarriage Parts ，HRC 60 Excavator Carrier Roller | ||
Maximize the stability and track performance of your Doosan DH55 excavator with this premium DH55 carrier roller, engineered to OEM specifications. As a critical upper track support component, this roller guides the top track chain, prevents sagging, and reduces friction during operation. Built with hardened alloy steel and precision-sealed bearings, it withstands heavy loads, impact, and abrasive environments, ensuring long service life and minimizing downtime. Every roller undergoes rigorous quality testing to guarantee consistent performance in construction, landscaping, and earthmoving applications.
| Category | Parameter | Specification |
|---|---|---|
| General Information | Product Type | Track carrier roller (top roller) |
| Compatible Models | Doosan DH55 Excavator | |
| Condition | New aftermarket unit, 100% tested | |
| Certification | ISO 9001:2015 quality certified | |
| Warranty | 6-month comprehensive manufacturer warranty | |
| Construction & Material | Roller Body Material | High-strength alloy steel (40MnB) |
| Surface Hardness | HRC 55–60 (quenched and tempered) | |
| Shaft Material | 45# steel with induction hardening | |
| Bearing Type | Double-row tapered roller bearing | |
| Seal Type | Double lip oil seal | |
| Grease Type | High-temperature lithium-based grease | |
| Performance Parameters | Static Load Capacity | 15–20 kN |
| Operating Temperature Range | -30°C to 80°C | |
| Maximum Operating Speed | 5 km/h | |
| Service Life | 3000+ hours under normal working conditions | |
| Installation Specifications | Mounting Type | Direct bolt-on replacement |
| Center Shaft Length | Matches OEM specifications | |
| Outer Diameter | Matches Doosan DH55 OEM dimensions | |
| Net Weight | ~5–7 kg per unit |
Company Details
Business Type:
Distributor/Wholesaler,Trading Company
Year Established:
2008
Total Annual:
10000000￥-100000000￥
Employee Number:
50~150
Ecer Certification：
Verified Supplier
Guangzhou Lanxin Machinery Equipment Co., Ltd., established in 2008, is a professional supplier of excavator parts and mining equipment parts located in Guangzhou, Guangdong Province, China. Focusing on engineering components, and leveraging 18 years of professional experience in the construction ma... Guangzhou Lanxin Machinery Equipment Co., Ltd., established in 2008, is a professional supplier of excavator parts and mining equipment parts located in Guangzhou, Guangdong Province, China. Focusing on engineering components, and leveraging 18 years of professional experience in the construction ma...
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