20/21 Trials Series set to be the hardest fought 4×4 Trials Series in Years – 4×4 Action Adventure Posted on 30/11/202030/11/2020 by Daniel Howat John Reid gives us the season preview and who to look out for as we near Round 1 in the South Waikato! 20/21 Trials Series set to be the hardest fought Extreme 4×4 Series in Years