The gearboxes on these things really are built to last; tapered roller bearings, cast iron housing, hefty shafts...
I would only expect the roller bearings to fail on these if they were run without oil, or got water or dirt in the oil.
Cheers,
Gadge
"ODK Mods can explain it to you, but they can't understand it for you..."
"Crazy can be medicated, ignorance can be educated - but there is no cure for stupid..."
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