This is where you buy GMC Yukon wheels
A 2020-01-01 GMC Yukon has a 6x139.7 bolt pattern and a 78.1 center bore. The wheels are attached with lug nuts. These lug nuts have the following thread: 14x1.50. The ET meassurement for this model is 24 and the recommended wheel size is between 18 and 26 inches.