The correct tire size on a Ford Econoline E150 can vary depending on the specific year, model, and trim level of your vehicle. However, the most common tire size for the Ford Econoline E150 is LT225/75R16. The "LT" designation indicates that the tire is a light truck tire, "225" is the width of the tire in millimeters, "75" is the ratio of the tire's height to its width, "R" indicates that the tire is a radial tire, and "16" is the rim diameter in inches.
To be certain, you can consult your vehicle's owner's manual or the sidewall of your existing tires to determine the correct tire size for your Ford Econoline E150. It is important to use the recommended tire size to ensure proper performance, safety, and longevity of your vehicle's tires and components.
