2005-2006 Honda ATV TRX500FE/FM/TM FourTrax Foreman Factory Service Manual, Page 73Get this manual

MAINTENANCE
ENGINE OIL FILTER
Drain the engine oil (page 4-12)Remove the following:right side cover (page 3-4)cover boltsfilter cover and O-rings

- oil filterspring

• ATV
• Jet Ski
• Outboard Motors
• Personal Watercraft
• Snowmobiles
• Stern Drives