Buick Grand National Spare Tire Fitment Guide
The Buick Grand National used 5x115 mm and 5x4.75" (5x120.7 mm) bolt pattern variations from 1981 to 1996 along with a tire diameter of 26.0" tall. Using a temporary compact spare tire with a diameter close to the standard tire has many benefits, especially for modern vehicle applications.
The tire diameter and the wheel diameter clearance have been taken into account for Buick Grand National spare tire selections. In this case, a 125/80R18 temporary spare tire is the recommendation for all applications. We've provided a breakdown by vehicle generation and model specifics to help you find the correct Buick Grand National spare tire.
1988-1996 Buick Grand National Spare Tires
This generation of the Buick Grand National began in 1988 and was available through 1996. All the models for these years use the same spare tire and wheel solution.
| Year | Make | Model | Bolt Pattern | Tire Diameters | Recommended Spare Tire |
|---|---|---|---|---|---|
| 1988 | Buick | Grand National | 5x115 mm | 26" | 125/80R18 | 25.9" |
1981-1987 Buick Grand National Spare Tires
This generation of the Buick Grand National began in 1981 and was available through 1987. All the models for these years use the same spare tire and wheel solution.
| Year | Make | Model | Bolt Pattern | Tire Diameters | Recommended Spare Tire |
|---|---|---|---|---|---|
| 1987 | Buick | Grand National | 5x4.75" (120.7 mm) | 26" | 125/80R18 | 25.9" |
| 1986 | Buick | Grand National | 5x4.75" (120.7 mm) | 26" | 125/80R18 | 25.9" |
| 1985 | Buick | Grand National | 5x4.75" (120.7 mm) | 26" | 125/80R18 | 25.9" |