Buy wheels for your Buick Roadmaster here
Buick Roadmaster made in the year 1991-01-01 have a 5x127 bolt pattern and a 78 center bore. On this model, lug nuts are used to attach the wheels to the hub. The recommended lug bolt thread is 12x1.50. This model has an ET of 8 and the recommended wheel size is between 15 and 20 inches.