1987-2006 Suzuki ATV LT80 Service Manual, Page 29Get this manual
PERIODIC MAINTENANCE AND TUNEUP
I Replll(:e In itial month and Every months
After long period 01 use, the gear oil qualities will dttriorate and quicken the wear of gear and bearing wrfaces Replace the gear oil periodically following the procedure belowthe mgine to warm up the oil, this will faciliatl oil drainage Remove the oil filll!!" plug D and drain plug (1), Ind drain oil completely Tigh ten the drain plug f) to the specified torque