Smerdon forced out of Queensland V8 Touring Car round
Smerdon is also expected to miss the penultimate round at Phillip Island in September before returning for the season final at Sandown in late-November.
After winning Round 2 of this year’s series at Mallala Smerdon sits sixth in the series pointscore.
The 2008 Kumho Series champion drives an ex-James Courtney Stone Brothers Racing-built Falcon BA in series.
An entry list of 17 looks set to take part in Round 4 at Queensland Raceway part of the Shannons National Motor Racing Championships.