1988-1994 Honda TRX300 Fourtrax, 1988, 1990-1994 TRX300FW Fourtrax Service Manual, Page 277Get this manual
FRONT DRIVING MECHANISM (TRX300FW) Remove the front gear case mounting bolts and bracket
Clear the front gear case and propeller shaft from the engine and front differential by pushing the propeller shaft into the gear case Remove the gear case and propeller shaft