1991 Buick Regal Tire Sizes

Factory original equipment (OE) tire specifications.

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Custom

Tire Size
P205/70R14
Load Index
Speed Rating

Custom

Tire Size
P205/70R15
Load Index
Speed Rating

Gran Sport

Tire Size
P225/60R16
Load Index
Speed Rating

Gran Sport w/Towing Suspension

Tire Size
P225/60R16
Load Index
Speed Rating

Limited

Tire Size
P205/70R14
Load Index
Speed Rating

Limited

Tire Size
P205/70R15
Load Index
Speed Rating