Maytag LAT9306AAE noise

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Brand:Maytag
Model Number:LAT9306AAE
Main Symptom:Intermittent squeak
What happens & when: At times during the drain or spin cycle, my 28 year old Maytag washer makes a pulsating squeaking noise that becomes more frequent the faster the transmission spins

Error Code (if any):
Parts or tests already tried:Belts are new
Photos / video link:

Considering the age of the unit, this could be the motor slide plate, the gearcase, clutch, brake, or even just body panels or other metal on metal components rubbing together as the washer flexes when in spin.