Trailer Tire Wheel Assembly Tire Type Trailer Tire Outside Diameter 28.31 in Tire Size 15X6 6-5.5 Weight Capacity 2 830 lb Tread Pattern ST100 Maximum Pressure 80 psi Product Type Street Tire and Wheel Assembly Ply 10 Ply DOT Approved DOT Approved Tire Material Rubber Tread Depth 10.1 in Weight 52 lb Wheel Material Steel