In 312 miles of testing, the SuperTruck returned the near-10 mpg figure with a gross weight of 65,000 pounds. Some of the other statistics associated with the truck's efficiency are even more eye-opening. Consider, for example, the fuel savings of a truck that achieves 54 percent better than usual economy.
He said that the yellow dot on the tire is supposed to line up with the stem in order to help the tire be balanced correctly. Sure enought 3 tires were improperly mounted and had good size wheel weights on them. The other was properly mounted and had just one small wheel weight.
Example: P225/50/R17 98H. P identifies your tire as a Passenger Tire. The P stands for PMetric. If your tire size starts with LT rather than a P than it identifies the tire as a Light Truck tire. 225 identifies the tire section width, which is the measurement of the tire from sidewall to sidewall in millimeters.