Buy your Opel Senator wheels here
A 1988-01-01 Opel Senator has a 65.1 center bore and a 5x110 bolt pattern. On this model, lug bolts are used to mount the wheel to the hub. Lug bolt thread: 12x1.50 is recommended. The ET, on this model, is 39 and the recommended wheel size is between 15 and 19 inches.