Originally Posted by
immiLawyer
Doesn't one have to pull all baggage to clear customs and quarantine at SYD before re-checking it for onward journeys anyways?
Not on an international connection within Australia - there are no immigration or customs processes to follow, only airside Transit security (LAGS, WTMD etc.).
In the OP's case, luggage would ordinarily be checked through from LAX to AKL.