Agricultural Tire (R-1 Pattern 15.5-38) Agricultural Tire SIZE: 15.5-38 TT R-1 PLY: 6, 8, 10PR RIM: W14L SECTION WIDTH: 395MM OVERALL DIAMETER: 1570MM Available sizes: 4.00-12, 5.50-16, 5.50-17, 6.00-16, 6.50-20, 7.50-16, 7.50-20, 8.3-20, 8.3-24, 9.50-20, 9.50-24, 11.2-38, 11.2-24, 11.2-28, 12.4-28, 13.6-24, 13.6-28, 13.6-38, 14.9-24, 14.9-28, 14.9-30, 15.5-38, 16.9-24, 16.9-28, 16.9-30, 16.9-34, 16.9-38, 18.4-26, 18.4-34, 18.4-38, 18.4-42, 20.8-38, 23.1-26, etc.