My friend got hold of this 8wd Argo Amphibious ATV, it has been used in the salt water since new. It has worn out chains, bearings, seals, corrosion damage and some other issues so we spent a few days fixing it up then headed down the beach to test it out.
My other channel (Angry Ram) - https://www.youtube.com/watch?v=vIjTxxD3M4U&t=47s
Mrs Marty T. https://www.youtube.com/watch?v=iIZH90k3Cwk