1998 Ford Expedition Owner Guide 1st Printing - Page 176
1998 Ford Expedition Manual
Page 176 highlights
Maintenance and care Replacing the tires Replace the tires when the wear band is visible through the tire treads. Failure to follow these precautions may adversely affect the handling of the vehicle and make it easier to lose control and roll over. Tires that are larger or smaller than your vehicle's original tires may also affect the accuracy of your speedometer. SNOW TIRES AND CHAINS Snow tires must be the same size and grade as the tires you currently have on your vehicle. The tires on your vehicle have all weather treads to provide traction in rain and snow. However, in some climates, you may need to use snow tires and chains. Follow these guidelines when using snow tires and chains: • Use only cable type chains offered by Ford as an accessory 176