Will 33x12.50 tires fit on a stock F150?

Yes, 33x12.50 tires can fit on a stock Ford F-150, but it largely depends on the specific model year and variations in suspension setup. Generally, these tires can fit without modifications, but they may rub slightly during sharp turns or when the suspension is compressed. For optimal performance and to avoid any rubbing issues, a leveling kit or minor lift may be recommended. Always consult with a tire professional for the best fitment advice based on your specific vehicle.