[AaronKillz]

AddPlayerClass(289,1684.9,-2244.5,13.5,0,0,0,0,0,0,0);

or

PlayerInfo[playerid][pPos_x] = 2001.4490;
PlayerInfo[playerid][pPos_y] = 1914.5739;
PlayerInfo[playerid][pPos_z] = 40.3516;

Not sure which one you're asking for.
https://sampwiki.blast.hk/wiki/AddPlayerClass