Nan'an Zhongte Engineering Machinery Factory
| Payment Terms | T/T,L/C |
| Surfacetreatment | Heat treated and coated |
| Featurse | Durable |
| Technique | Forging or casting |
| Keyword | Undercarriage Parts |
| Packaging Details | Standard Export Packaging |
| Delivery Time | 7-15Days |
| Key Words | Excavator Front Idler |
| Supply Ability | 10000PCS/Months |
| Color | Black And Yellow |
| Model Number | DX520/DX500/DX520LC-7/DX500LC-9 |
| Certification | ISO9001 |
| Place of Origin | CHINA |
| Brand Name | ZTMC |
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Product Specification
| Payment Terms | T/T,L/C | Surfacetreatment | Heat treated and coated |
| Featurse | Durable | Technique | Forging or casting |
| Keyword | Undercarriage Parts | Packaging Details | Standard Export Packaging |
| Delivery Time | 7-15Days | Key Words | Excavator Front Idler |
| Supply Ability | 10000PCS/Months | Color | Black And Yellow |
| Model Number | DX520/DX500/DX520LC-7/DX500LC-9 | Certification | ISO9001 |
| Place of Origin | CHINA | Brand Name | ZTMC |
This 140701-00037 DX520 front idler is a heavy-duty track guiding component specially built for DX520 series large excavator undercarriage track system replacement and harsh construction site operation. Different from common cast and spliced front idlers widely used in the aftermarket, this guide wheel adopts full integral forging forming technology with no welding joints, no splicing gaps, and no internal loose structures.
The one-piece forged body provides extremely high structural rigidity, strong impact resistance, and stable track guiding performance, fully adapting to heavy-load earthwork, stone yard operation, and long-hour continuous walking conditions of large chassis equipment. Every finished idler undergoes complete factory inspection to ensure stable track straightness and long-term durability.
| Parameter Item | Factory Verified Specification |
|---|---|
| Part Number | 140701-00037 |
| Applicable Equipment | DX520 Series Excavator |
| Core Technology | Full Integral Forging Structure |
| Surface Hardness | HRC 52-58 |
| Dimensional Tolerance | ±0.02mm |
| Structural Feature | Seamless, Crack-resistant, High Rigidity |
| Working Scenarios | Heavy construction, stone sites, long-duration continuous operation |
Most conventional front idlers rely on casting or split welding processing, resulting in inherent structural defects such as internal pores, sand holes, and weak welding seams. Under the heavy weight and frequent track impact of large excavators, ordinary idlers are prone to deformation, cracking, and track deviation, leading to frequent undercarriage maintenance.
This 140701-00037 front idler abandons traditional low-strength craftsmanship and adopts upgraded integral forging production. The overall metal texture is dense and uniform without internal hidden flaws. Each batch of products passes ultrasonic nondestructive testing and high-precision dimension calibration, effectively avoiding structural failure and greatly improving overall operation stability compared with ordinary aftermarket parts.
This 140701-00037 integral forged front idler is suitable for DX520 series excavator undercarriage track overhaul and daily part replacement for heavy-duty working scenarios. All products are treated with professional anti-rust protection, waterproof film wrapping, and reinforced wooden box packaging to prevent collision and deformation during long-distance sea transportation.
The factory supports sample inspection, small-batch trial orders, and large-scale bulk supply, providing high-rigidity, crack-resistant, and long-life undercarriage replacement parts for global engineering equipment users and maintenance teams.
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
2015
Total Annual:
5000000-8000000
Employee Number:
100~120
Ecer Certification：
Verified Supplier
Nanan Zhongte Construction Machinery Factory is located in Quanzhou, Fujian Province, China — a city recognized by UNESCO as the starting point of the ancient Maritime Silk Road and also a vibrant metropolis with an economic output exceeding one trillion yuan. As a large enterprise specializin... Nanan Zhongte Construction Machinery Factory is located in Quanzhou, Fujian Province, China — a city recognized by UNESCO as the starting point of the ancient Maritime Silk Road and also a vibrant metropolis with an economic output exceeding one trillion yuan. As a large enterprise specializin...
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