2008 Polaris ATV Sportsman 300 400 H.O. Service Manual, Page 112Get this manual
BODYSTEERINGSUSPENSION SEATSIDE PANELTANK COVER
RemovalInstallation
Use the following instructions for removal and installation: 1Remove the seat by lifting upward on the rear portion of the seat to release the seat latch pins from the rubber grommetsSeat 3Remove the fuel tank cap, disengage the tabs at the rear of the tank cover and lift upward on the tank cover to remove it from the front cabTabs Tank Cover
Front Cab
Grommets
Latch Pins 45Reinstall the side panels and tank cover by reversing the removal proceduresReinstall the seatVerify it is securely attached