This is where you buy Chevrolet K-1500 wheels
A 1988-01-01 Chevrolet K-1500 has a 78.1 center bore and a 6x139.7 bolt pattern. The wheels are mounted with lug nuts on this model. The lug nuts have a 14x1.50 thread. This model has an ET of 31 and the recommended wheel size is between 16 and 26 inches.