if(!strcmp(cmdtext,"/fahrrad",true)){
new Float:max_distance = 2.0, bike_id = 509;
if(GetPlayerDistanceFromPoint(playerid,X,Y,Z)>max_distance))return SendClientMessage(playerid, -1, "Du bist nicht in der Nähe!");
new Float:p[4];
GetPlayerPos(playerid,p[0],p[1],p[2]),GetPlayerFacingAngle(playerid,p[3]);
new b_id = CreateVehicle(bike_id, p[0],p[1],p[2],p[3], -1, -1, -1);
PutPlayerInVehicle(playerid, b_id, 0);
SendClientMessage(playerid, 0xFF00FFFF, "Du hast dir ein Fahrrad gespawnt.!");
}
Nimm diesen Code und passe ihn an 
mfg 