1990 Pontiac Grand Prix Tire Sizes
Factory original equipment (OE) tire specifications.
LE Coupe
Tire Size
P215/65R15
Load Index
Speed Rating
LE Sedan
Tire Size
P195/75R14
Load Index
Speed Rating
LE Sedan
Tire Size
P205/65R15
Load Index
Speed Rating
Mclaren
Tire Size
P245/50ZR16
Load Index
Speed Rating
SE
Tire Size
P215/60R16
Load Index
Speed Rating
STE
Tire Size
P215/60R16
Load Index
Speed Rating