Hi. <br /><br /> I have a 1991 Stratos 290 S/F. The boat on the trailer weighs about 3000-3500lbs.<br /><br /> What is the better choice? Bias-ply tires or radial tires?<br /><br /> Need new tires and don't know what to get.<br /><br />Thanks for the help.<br /><br />Tom