Quanzhou Mingzhu Technology Development Co., Ltd
| OEM Part Numbers | 9W-9444, 113-2907, 102-8151, 7Y1601 |
| Product Name | CAT320 Front Idler / Track Idler / Guide Wheel |
| Packaging Details | Export pallet packaging |
| Main Shaft Material | 45# Tempered Steel |
| Supply Ability | 1500 MT/month |
| Payment Terms | L/C,D/A,D/P,T/T,Western Union |
| Bushing | Ordinary Bronze Bushing |
| Delivery Time | 3-5 days |
| Color | Black |
| Net Weight | 108-115KG |
| Certification | CE、CNAS、COC、SGS、ISO |
| Model Number | CAT320 |
| Brand Name | STST |
| Place of Origin | Fujian China |
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Product Specification
| OEM Part Numbers | 9W-9444, 113-2907, 102-8151, 7Y1601 | Product Name | CAT320 Front Idler / Track Idler / Guide Wheel |
| Packaging Details | Export pallet packaging | Main Shaft Material | 45# Tempered Steel |
| Supply Ability | 1500 MT/month | Payment Terms | L/C,D/A,D/P,T/T,Western Union |
| Bushing | Ordinary Bronze Bushing | Delivery Time | 3-5 days |
| Color | Black | Net Weight | 108-115KG |
| Certification | CE、CNAS、COC、SGS、ISO | Model Number | CAT320 |
| Brand Name | STST | Place of Origin | Fujian China |
| High Light | excavator undercarriage parts wear resistance ，cat320 bulldozer undercarriage parts ，cat320 excavator undercarriage parts | ||
The CAT320 Idler is a critical undercarriage component designed to guide the track chain, maintain proper track tension, and support stable machine operation. Engineered for demanding construction, mining, and earthmoving applications, this idler features high-strength steel construction, precision machining, and advanced heat treatment technology to deliver exceptional durability and long-term performance.
Built to withstand heavy loads and abrasive working conditions, the CAT320 front idler helps extend undercarriage service life while reducing maintenance costs and machine downtime.
Designed to handle heavy operating loads and extreme working conditions, ensuring reliable performance in demanding environments.
Manufactured from premium alloy steel and subjected to advanced heat treatment processes to enhance hardness and abrasion resistance.
Helps maintain proper track alignment and tension, reducing uneven wear on track chains and undercarriage components.
Reinforced structural design provides excellent resistance to impact, deformation, and fatigue during continuous operation.
Strict manufacturing tolerances ensure accurate installation, smooth operation, and OEM-compatible performance.
Integrated sealing structure protects internal components from dust, mud, moisture, and other contaminants.
Optimized material selection and production processes help maximize durability and minimize replacement frequency.
Item | Specification |
| Product Name | CAT320 Idler |
| Component Type | Excavator Idler |
| Application | Excavator Undercarriage System |
| Material | High-Strength Alloy Steel |
| Surface Treatment | Heat Treated |
| Manufacturing Process | Precision Machining |
The idler guides the track chain, maintains proper track tension, and helps ensure smooth movement of the undercarriage system.
Yes. It is specifically designed for demanding construction, mining, and earthmoving environments where durability and load-bearing capacity are essential.
Proper track guidance and tension help reduce uneven wear, improve stability, and extend the lifespan of other undercarriage components.
CAT320 High Load Capacity Idler, High Load Capacity Idler, CAT320 Idler, CAT320 Excavator Undercarriage Parts Idler, Superior Wear Resistance Idler
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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