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| Categories | Carrier Roller |
|---|---|
| Brand Name: | DOOZER |
| Model Number: | DX140W |
| Certification: | ISO9001-2002 |
| Place of Origin: | China |
| MOQ: | 1piece |
| Price: | $25/1piece |
| Payment Terms: | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
| Supply Ability: | 10000/1piece |
| Delivery Time: | 10-15 work days |
| Packaging Details: | wooden case |
| Load Capacity: | 50kg |
| Weight: | 10kg |
| Capacity: | 3CUM |
| Warranty Time: | 2000hours |
| Width: | customized |
| Color: | Black |
| Compatibility: | Fits Doosan Brands |
| Size: | Standard |
| Installation: | Easy To Install |
| Installation Method: | Bolt-on |
| Oem Service: | Available |
| Surface Treatment: | Heat Treatment |
| Function: | Support And Guide The Track Chain |
| Noise Reduction: | Low |
| Material: | Steel |
| Company Info. |
| Xiamen Doozer Construction Machinery Co., Ltd. |
| Verified Supplier |
| View Contact Details |
| Product List |
High Strength Carrier Roller Upper Roller Excavator Spare Parts For Doosan DX140W Construction Machinery Parts
OVERVIEW
Replace worn or failed upper rollers with this precision-engineered carrier roller designed exclusively for the Doosan DX140W wheeled excavator. Manufactured from forged, heat-treated 40Mn2 steel and reinforced with lifetime-lubricated seals, this part delivers maximum track stability and extended service life in the toughest construction environments.
Product parameters
| Material | 50Mn/40Mn2 |
| Finish | Smooth |
| Colors | Black or yellow |
| Technique | Forging casting |
| Surface Hardness | HRC50-55 |
| Certification | ISO9001:2008ISO14001:2004GB/T28001:2001 |
| Type | Undercarriage parts track roller |
| MOQ | 100 piece |
| Delivery Time | Within 30 days after contract established |
FEATURES & BENEFITS
Extreme Durability: Forged alloy steel and deep-hardened tread resist bending,
cracking, and spalling under heavy dynamic loads.
Dust & Water Protection: Triple-lip floating seals prevent abrasive intrusion, minimizing
oil loss and downtime.
Precision Fit: CNC-machined mounting brackets ensure drop-in installation—no
field modifications required.
Extended Service Intervals: High-temperature grease maintains lubrication from –20 °C to 120
°C, cutting maintenance costs up to 30 %.
Field-Tested Reliability: Successfully validated on DX140W units operating 2,000+ hours in quarry and road-building applications.
INSTALLATION & MAINTENANCE
Raise track frame and secure machine on approved stands.
Remove retaining bolts and slide out old roller.
Position new carrier roller; torque bolts to 280 N·m.
Rotate track by hand to verify smooth motion; check for leaks after first 10 operating hours.
WARRANTY & SUPPORT
Backed by a 12-month unlimited-hour warranty. In-stock inventory
ships within 24 hours worldwide. Contact our parts specialists for
technical drawings, bulk pricing, or expedited delivery.
Detailed photos
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