Buy your Pontiac GTO wheels here
Pontiac GTO made in the year 1970-01-01 have the following center bore: 70.3 with the following bolt pattern: 5x120.6. The wheels are mounted with lug nuts on this model. The lug nuts have a 7/16" thread. The ET meassurement for this model is 0 and the recommended wheel size is between 14 and 18 inches.