2005-2011 Honda FourTrax Foreman TRX500 FE/FPE/FM/FPM/TM Service Manual, Page 91Get this manual
MAINTENANCE The engine contains sufficient amount of oil if the oil level is between the upper and lower level marks on the dipstickIf the oil level is near or below the lower leve! markadd the recommended engine oil to the upper level markRECOMMENDED ENGINE OIL: Pro Honda GN4 4stroke oil (U.S.Aand Canada) or equivalent motor oil API sel1lice classification: SG or Higher JASO 903 standa rd: MA Viscosity: SAE 10W-30
Other viscosities shown in the chart may be used when the average temperature in your riding area is within the indicated rangeReinstall the oil filler capdipstickInstall the left side cover (page 3-5)
OIL VISCOSITIES