This document provides detailed information for the 803611230 (Crankshaft Bearing) used in XCMG heavy equipment engines. It is designed as an OEM-standard replacement for machinery maintenance and rebuilds.
| Field | Specifications |
|---|---|
| Part Number (P/N) | 803611230 / 803611230 |
| Machine Compatibility | XCMG XE215, XE215C, XE215D, XE235, XE235C Excavators |
| Component Type | Engine Main Bearing / Crankshaft Shell Set |
| Standard | OEM Grade Replacement |
| Material | High-fatigue Tri-metal Lead-Bronze Alloy |
| Application Range | Internal Combustion Engine Rebuilds and Overhauls |
| Stock Availability | Immediate Dispatch / In Stock |
| Package Type | Standard Industrial Export Packaging |
The following table outlines the structural differences between our 803611230 main bearing and standard aftermarket options to assist in procurement decisions.
| Technical Parameters | OEM Standard 803611230 | Standard Aftermarket |
|---|---|---|
| Core Structure | Sintered Tri-metal (Steel Back + Copper + Overlay) | Bi-metal Aluminum-Tin |
| Load Capacity | High-pressure resistance for XE235 loads | Limited to light-duty applications |
| Surface Finish | Precision polished for oil film consistency | Rougher texture, higher friction risk |
| Fatigue Resistance | Validated for 10,000+ operating hours | Unspecified or low durability |
| Dimensions | Standard Size (Oversize options available) | Standard Size only |
| Oil Clearance | Engineered to exact XCMG tolerances | Variable clearances |
Early indicators of 803611230 wear include a drop in oil pressure at operating temperatures and increased concentration of copper or lead in used oil analysis. Mechanical knocking during acceleration typically indicates severe clearance issues in the crankshaft area.
For XCMG excavator engines, main bearings should be inspected during every major overhaul (usually between 8,000 to 12,000 hours depending on service conditions). Replacing 803611230 proactively prevents damage to the more expensive crankshaft component.
Our OEM-standard tri-metal structure provides the necessary embeddability for micro-particles and excellent conformability. This part is currently trusted by repair shops & equipment fleets globally for maintaining engine reliability.
For technical support regarding XCMG part 803611230 or other engine components, please use the verified channels below:
Not sure how this issue affects your equipment? Our team helps operators identify potential risks during maintenance, recommend suitable replacement parts if needed, and support both inspection advice and parts supply.
Company Profile & Support: We provide specialized technical support for engine assemblies and high-precision components. Our inventory focuses on systems for Cummins, Komatsu, Caterpillar, Isuzu, Kubota, Yanmar, and Weichai.
Available core components include: Cylinder Liners, Pistons, Piston Rings, Main Bearings, Con-rod Bearings, Thrust Washers, Overhaul Gasket Kits, Fuel Injection Pumps, Injectors, Crankshafts, Turbochargers, Water Pumps, Oil Pumps, Cylinder Blocks, Cylinder Heads, and Connecting Rods.
Our technical team assists with: heavy equipment engine rebuild kits, excavator engine component identification, diesel engine overhaul solutions, industrial crankshaft bearing supply, aftermarket engine parts for construction, heavy-duty engine liner matching, and complete engine gasket sets for professional maintenance.
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