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Australia's National X-Tri Series

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About us

Trex Triathlon is operated by In2Adventure:
The adventure event specialists!

At In2Adventure we embrace all things ‘Off Road’ and ‘Off the Beaten Track’. If you’re In 2 anything that involves dirt, mud and action then In2Adventure is your ‘one stop shop’ for events with a difference.

In2Adventure was founded, and is driven by our desire to… Read more

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News

THE FIRST COUPLE OF CROSS TRIATHLON DOMINATE THE AUSTRALIAN CHAMPIONSHIPS IN THE SNOWY MOUNTAINS

THE FIRST COUPLE OF CROSS TRIATHLON DOMINATE THE AUSTRALIAN CHAMPIONSHIPS IN THE SNOWY MOUNTAINS
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Another Ben Allen master class, while Penny Slater throws down the gauntlet, in Bendigo

Another Ben Allen master class, while Penny Slater throws down the gauntlet, in Bendigo
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Historic Bendigo to host the Victorian Cross Triathlon State Championships and World Champs Qualifier PLUS Round 3 of the National Trail Run Australia Series.

Historic Bendigo to host the Victorian Cross Triathlon State Championships and World Champs Qualifier PLUS Round 3 of the National Trail Run Australia Series.
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EXCITING NEWS! In2adventure.com.au is having a face lift

EXCITING NEWS! In2adventure.com.au is having a face lift
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Allen Dominates, Kennedy's Star Emerges at TreX Port Stephens

Port Stephens set to host World Championships Qualifier and the launch of Trail Run Australia.
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Port Stephens set to host World Championships Qualifier and the launch of Trail Run Australia

Port Stephens set to host World Championships Qualifier and the launch of Trail Run Australia.
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TreX Springs into 2018/19 with the series launch on 1 Sep in Queensland’s Spectacular Moreton Bay Region

Australia’s National Cross Triathlon Series 2018/19 season is set to launch in just two weeks on the first day of Spring. Hosted at Murrenbong Scout Camp, Kurwongbah in Queensland’s spectacular Moreton Bay Region, the 2018/19 series goes back to where it all began eleven years ago.
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TreX 2018-19 Entry Specials

SAVE 50% IN A WEEK LONG TREX FRENZY! Starts 9am AEST Wed 4 July. To celebrate the launch of TreX 2018/19, In2Adventure are delighted to announce that athletes will have the opportunity to enter the entire series OR one of the seven series events and save  50% off the standard entry price.

TreX is back with an ALL NEW 2018/19 Season

TreX is back with an ALL NEW 2018/19 Season. After a huge year in 2017/18 Australia’s National Cross Triathlon Series, TreX is back and ready to burst into a new triathlon season with an even bigger action packed series.