Honda TRX420FA 2009 Owner's Manual page 110

Maintenance Component Locations
owner's manual
air pressure gauge
rear brake
fluid reservoir
coolant reserve
tank
air cleaner housing
drain tube
Servicing Your Honda
102
air cleaner
rear brakelight
switch
rear brake
pedal
differential oil filler cap
differential oil drain bolt
front brake caliper
engine oil filter
engine oil filler cap