1995-2000 Honda FourTrax 300 300FW TRX300 TRX300FW TRX service manual., Page 230Get this manual
BRAKES Measure IIle 1:113'" drum I,D, SERVICE UNIT: 181 mm (831n)
Ch8c:t !he braIu! drum
Onve it OIl! oIlhe drum _
du$I _lor p+ 1Sa')'
or dam;IgB
For IhII instaialiDn oIlIle dust IINI, _