1980 Buick Skyhawk Tire Sizes

Factory original equipment (OE) tire specifications.

Base

Tire Size

BR78-13

Load Index

Speed Rating

Designers' Accent Edition

Tire Size

BR78-13

Load Index

Speed Rating

Road Hawk

Tire Size

BR70-13

Load Index

Speed Rating

S

Tire Size

B78-13

Load Index

Speed Rating

S

Tire Size

BR78-13

Load Index

Speed Rating