Here at work I have shipped large things to Australia and else-where using a company named Schenker (google it). They may require a loading dock, but the stuff I've shipped is about as large as a kitchen table in a box and they had no troubles with the size. Good luck.

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1992 500SEL 25K
1995 E320 40K
1995 SL600 120K
2002 JX8 Sport 43K
2005 Volvo S40 95K
2006 Isuzu NPR 304K (Frankencamper)
2007 Crown Victoria 150K
2014 Smart Electric 20K