The industry standard for 02 Sensor socket size on all American made and import cars is 22mm. 7/8" will also work. I do not know if it is the same for ATV/UTV, but you might give it a try.
The industry standard for 02 Sensor socket size on all American made and import cars is 22mm. 7/8" will also work. I do not know if it is the same for ATV/UTV, but you might give it a try.