Not sure what trim options are for your 1991 Pontiac Grand Prix?
Choose from the options below.
Version/Option
Tire Size
Version/Option
Tire Size
Version/Option
Tire Size
215/60R15
225/60R16
Find your personalized tire set.
There are two places to find your tire size. Look directly on your tire sidewall or inside your driver’s side door jamb for your vehicle’s tire size.
Passenger Tire Sidewall
High Flotation Tire Sidewall
Inside Your Door Jamb