Buy your Audi 100 wheels here
A 1990-12-01 Audi 100 has a 5x112 bolt pattern and a 57.1 center bore. The wheels are attached with lug bolts. These lug bolts have the following thread: 14x1.50. The ET meassurement for this model is 45 and the recommended wheel size is between 15 and 20 inches.