Komatsu crankshaft 6131-32-1101 4D105-3 crankshaft Komatsu 4D105 engine parts Komatsu diesel engine crankshaft

◆ Product Overview
A heavy-duty, precision-manufactured crankshaft designed for the Komatsu 4D105-3 diesel engine. Manufactured as a direct OEM replacement for part number 6131-32-1101, this crankshaft ensures reliable performance, durability, and smooth operation in construction, industrial, and machinery applications.

◆ OEM Part Number
✓ 6131-32-1101

◆ Compatible Engine Series
✓ Komatsu 4D105-3 Engine

◆ Product Specifications
✓ Condition: 100% Brand New
✓ Material: High-Strength Forged Steel
✓ Engine Model: Komatsu 4D105-3
✓ Finish: Precision Ground, Hardened & Micro-Polished

◆ Key Features
✓ Direct OEM Replacement – Exact Fit for 4D105-3 Engines
✓ Forged Steel Construction for Superior Fatigue & Impact Resistance
✓ Optimized for High Torque & Reliability in Heavy-Duty Applications
✓ Restores Original Engine Performance, Efficiency & Service Life

◆ Quality Assurance
✓ 100% New Production – Not Remanufactured
✓ Full Dimensional & Material Compliance Verified
✓ Non-Destructive Testing (NDT) & Hardness Testing Passed
✓ Dynamically Balanced to Komatsu Specifications

◆ Installation Applications
✓ Complete Overhaul & Rebuild of 4D105-3 Engines
✓ Crankshaft Replacement in Excavators, Loaders & Komatsu Equipment
✓ Industrial Generator & Pump Set Engine Repairs
✓ Fleet Maintenance for Komatsu-Powered Machinery

◆ Service Advantages
✓ Ensures Reliable Uptime in Demanding Construction & Industrial Environments
✓ OEM-Compatible Fit for Hassle-Free Installation & Long-Term Reliability
✓ Reduces Operational Downtime for Komatsu Equipment Fleets
✓ Supported by Global Komatsu Parts Distribution Networks