What is the size and bolt pattern for a 1969 Buick Electra 225?

The 1969 Buick Electra 225 used a 5 x 5-inch (5 x 127 mm) bolt pattern. The wheel size varied depending on the options selected, but common sizes were 14 and 15 inches. You'll need to check your specific car's documentation or the wheels themselves to determine the exact wheel diameter used.