Buy your Chevrolet G20 van wheels here
Chevrolet G20 van made in the year 1988-01-01 have a 78.1 center bore and a 5x127 bolt pattern. The wheels are mounted with lug nuts on this model. The lug nuts have a 14x1.50 thread. The recommended wheel size is between 15 and 20 inches and the ET meassurement for this model is 0.