If your heavy equipment is experiencing cooling issues or belt slippage, the HW-871 (also searched as HW871) is the critical component you need. This premium fan belt tensioner is specifically designed for Doosan DX225LCA and DX225LC excavators, ensuring your engine maintains optimal temperature during high-intensity operations.
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| Detail Item | Product Information |
|---|---|
| Model NO. | Doosan DX225LCA / DX225LC / DX215-9C |
| Part Number | HW-871 / HW871 |
| Product Name | Filter |
| Type | Excavator Engine Cooling System Parts |
| Condition | Brand New, OEM Standard Replacement |
| Application | Engine rebuild, overhaul, routine maintenance |
| Payment Terms | T/T, Western Union, MoneyGram |
| Delivery Methods | Express: DHL Fedex EMS UPS or by Air/ Sea |
| Stock Status | In Stock / Fast Dispatch Available |
| MOQ | 1 Piece |
Below is a strategic comparison between our professional-grade replacement and common low-tier market alternatives.
| Core Procurement Points | Our OEM Standard HW-871 | Standard Aftermarket Parts |
|---|---|---|
| 1. Material Durability | High-strength alloy steel with heavy-duty internal bearings | Standard grade metal prone to heat fatigue |
| 2. Tension Stability | Constant pressure spring prevents belt slippage | Inconsistent tension causing early belt wear |
| 3. Bearing Life | Sealed precision bearings for dust resistance | Unsealed or low-grade bearings |
| 4. Fitment Accuracy | 100% matched to Doosan DX225LCA mounting holes | May require modification or forced fitting |
| 5. Performance in Heat | Rated for continuous operation in extreme climates | Known to seize in high-temperature environments |
| 6. Overall Value | Reduces downtime and prevents engine overheating | Lower upfront cost but higher repair frequency |
Common symptoms include a squealing noise from the front of the engine, visible belt wear, or the excavator engine running hotter than usual. When the internal spring of the HW871 loses its strength, the belt slips, leading to reduced alternator charging and poor cooling performance.
OEM-standard tri-metal structure ensures the component withstands the vibrations of heavy-duty excavation. It is trusted by repair shops and equipment fleets globally for its reliability in the field.
While primarily for the DX225 series, it may fit other models using the same engine platform. We recommend providing your engine serial number for double-verification.
Not sure how this issue affects your equipment?
Our team helps operators:
Identify potential risks during maintenance
Recommend suitable replacement parts if needed
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Our company specializes in high-performance engine assemblies and spare parts for the most reliable brands in the industry. We support maintenance experts and fleet managers with a comprehensive range of components for Cummins, Komatsu, Caterpillar, Isuzu, Kubota, Yanmar, and Weichai engines.
Engine Rebuild Kits, Cylinder Liners, Pistons, Piston Rings, Main Bearings, Con Rod Bearings, Thrust Washers, Full Overhaul Gasket Sets, Fuel Injection Pumps, Fuel Injectors, Crankshafts, Turbochargers, Water Pumps, Oil Pumps, Cylinder Blocks, Cylinder Heads, and Connecting Rods.
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