It's molded into the sidewall of the tire you have now. Read it to us over the phone and we'll know exactly what fits.
225WidthTread width in millimeters, sidewall to sidewall.
65Aspect ratioSidewall height as a percentage of the width.
RConstructionRadial — what nearly every car and truck tire is today.
17Wheel sizeThe wheel diameter in inches it mounts on.
102HLoad & speedHow much weight it carries and its speed rating.