Komatsu PC200 6 Hydraulic Oil Cooler Radiator Replacement

Excavator Engine Parts
November 12, 2026
Video Description:
Take a focused look at the specifications and what they mean in practice for the Komatsu PC200-6 hydraulic oil cooler radiator replacement. This video walks through the 20Y-03-21121 / 20Y-03-21510 / 6209-61-4100 assembly, shows the core, seals, brackets, and mounting hardware, and explains how each component fits during a real replacement. Ideal for maintenance teams and parts buyers who want a clear, part-by-part overview before ordering.