Select a size for your vehicle from the drop down and click the "Alternate Sizes" button to see a list of similar tire sizes.
You can then change the wheel size to see alternate sizes on a different diameter wheel.
Select a Size to Compare Prices on Available Tires
Shelby equips the 1998 Series 1 Supercharged with a 265/40R18 front tire and a 315/40R18 rear tire. Click on the sizes for each tire to compare prices online.