1989 Pontiac Firebird Tire Sizes

Factory original equipment (OE) tire specifications.

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Base

Tire Size
P215/65R15
Load Index
Speed Rating

Formula

Tire Size
P245/50VR16
Load Index
Speed Rating
V

Trans Am

Tire Size
P215/65R15
Load Index
Speed Rating

Trans Am

Tire Size
P245/50ZR16
Load Index
Speed Rating

Trans Am GTA

Tire Size
P245/50VR16
Load Index
Speed Rating
V

Trans Am GTA SE

Tire Size
P245/50VR16
Load Index
Speed Rating
V