The 275/60 in a Radial Pro must be one tight fit on a stock g-body chassis. Looks Awsome !!!That’s correct 275/60/15 MT Pro’s
If those are "T" type rims they are 7 wide and 3.75 bs . If that is the tire you are going to run an 8 inch rim will give a better foot print and you need 3.5 bs
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