Honda FOREMAN RUBICON TRX500FM6 2018 Owner's Manual page 140

Engine Oil & Filter
2. Place an oil drain pan under the crankcase and remove the
engine oil drain bolt (1) and sealing washer (2).
UNDER ENGINE
(2)
(1)
(2) sealing washer
(1) engine oil drain bolt
(cont'd)
133
Servicing Your Honda