So I calculated the gear ratio.
25 teeth / 11 teeth = 2,27.
Then you have the shaft rotating 2,27 times faster than the BB shaft or cranks.
22 teeth / 26 teeth - 0,84.
This is a total of 2,27x0,84 = 1,9068.
To get an idea how that rides, I used my BO18 bike as a reference:
26x3.0" wheels and...