Alliance 543 High Speed tyre is ribbed to provide excellent performance for free rolling wheels for use on harvesting machines, hay balers, bale racks, seeders, windrowers and fertiliser manure spreaders. It provides easy steering of machinery/equipment due to its heavily grooved ribs. The tyre provides adequate flotation for machinery and has high density rubber compounding on its tread. This tyre is DOT certified for intermittent highway use.