I believe the are 16"..
From the factory the nova had 14" rims but a 15" rim will fit with no problem.
the factory size is 16 inch rims on the 2000 model
The size of rims for a 1998 Buick car is 15x6 inches on the front and rear tires. The spare tire is a 15x4 inch rim, because of the compact size and temporary use.
The factory size for the rims of a 1984 Cadillac DeVille is 15 inches. It is possible to put other size rims on this car but it may require modification of the car or wheel well.
6x8
It takes a 9007.
The factory rims are 16 inch diameter. 245/75 r 16 is a common tire size.
255 70 16 is the factory size it came with.
The correct factory tire size for a 1998 Jeep Wrangler is 225-75-R15.
The correct factory tire size for a 1998 Jeep Cherokee is 215/75 R15.
If you have 15" inch rims, the default factory tire size is p215/70.
i have 16 inch on mine from the factory