The Goodyear Marathon Radial is a radial trailer tire. It is intended for use on boat or fifth wheel trailers, and is capable of use for trailers carrying medium loads. The Marathon Radial is not designed to be used on any vehicles.
The 215/75R14 Goodyear Marathon Radial has a diameter of 26.6", a width of 8.5", mounts on a 14" rim and has 783 revolutions per mile. It weighs 24 lbs, has a max load of 1870 lbs, a maximum air pressure of 50 psi, a tread depth of 10/32" and should be used on a rim width of 5.5-7".