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komatsu d31px21

  1. Noland

    Final Drive Losing Oil Komatsu D31PX21 Bulldozer

    I have a Komatsu D31PX21 Bulldozer that recently noticed the final drive was grinding a little and has gradually gotten loader. When I checked the oil in the gear case it was completely dry and had what looked to black dirt inside the gear case. Refilled with oil... ran it, then changed the oil...
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