Does anyone happen to know the part number for the rear sway bar bushings on the X4 M40i?

I have the rear sway bar on hand (22MM measured and confirmed) but even real oem only lists bushings for the non-sport (18.5) and sport(20.5) swaybar options

for anyone else looking; We used the 22mm bushings off the non-sport E53 X5 (33551096893).

It its very close to the original bushing dimensions and fits the stock bracket.