Dear Jim, Thank you for your inquiry. The most cost-effective shipping option for Part #9S4236 and Part #7G6681 to Millmerran, QLD 4357, Australia is: Carrier: UPS Worldwide Expedited® Estimated Transit Time: 9 business days Freight Cost: USD $334.99 Please let us know if you would like to proceed with the order or if you have any additional questions. We will be happy to assist you. Kind regards,