James O'Connor is expected to return to the Wallabies starting 15 when Dave Rennie reveals his team for the final Test of the year tomorrow.
O'Connor who suffered a foot injury says he would be fit and ready to steer the Wallabies to a season-ending win against Argentina at Bankwest Stadium.
He says he is very happy with how his game is progressing and also how the team has been growing.
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The Wallabies have to beat Argentina by 101 points to win the Tri-Nations.
Argentina on the other hand has to win by a 93-point margin.
The Wallabies meet Argentina at 8.45pm Saturday.