Goodyear Optitrac R-1W 520/85 R42 157D Goodyear Optitrac R-1W 520/85 R42 157D Goodyear Optitrac R-1W520/85 R42 157D Vehicle type: Special Tyres Usage: Agricultural Tyres Manufacturer: Goodyear Width: 520 Height: 85 Construction: R Diameter: 42 Load index: 157 Speed index: D Highest Price: