The forty-four Lt-z400 Quad Sport 2009 (k9) Usa (e03) Quadsport Quad-sport Gear Shifting component parts are all listed in this schematic.
The Pin is the cheapest item from this partsfiche.
A sample from the products for the Gear Shifting include: Pawl,gear Shift No.1, Spring,reverse Lock Shaft, Spacer(7x10x5), Stopper,shift Arm.