Komatsu PC300-6 Drive Sprocket OEM Replacement

The PC300-6 sprocket is a specialized profiled wheel with teeth designed to mesh with the excavator’s track chain, serving as a core component of the undercarriage system in Komatsu PC300-6 excavators. Its primary function is to transmit rotary motion from the drive motor to the tracks, enabling the excavator to move efficiently across various terrains.

Our production involves rigorous quality-controlled processes:

• High-grade Material Selection: Components are crafted from premium materials for maximum durability
• Outer Race/Shell: High-carbon chromium bearing steel (SUJ2) for superior hardness and wear resistance
• Inner Roller/Spindle: Alloy steel (SCM440) engineered to withstand significant radial and axial loads
• Seals & Lubrication: Nitrile rubber (NBR) seals for oil resistance with lithium-based grease for long-term lubrication
• Quality Assurance: All materials undergo thorough inspection for chemical composition and mechanical properties using spectrometers and hardness testers