Become a MacRumors Supporter for $50/year with no ads, ability to filter front page stories, and private forums.
There are a lot of them, heh, but here are a few highlights:

(2021 M1 iPad Pro)

11" 128gb WiFi Space Gray: MHQR3LL/A
11" 256gb WiFi Space Gray: MHQU3LL/A
11" 512gb WiFi Space Gray: MHQW3LL/A

12.9" 128gb WiFi Space Gray: MHNF3LL/A
12.9" 256gb WiFi Space Gray: MHNH3LL/A
12.9" 512gb WiFi Space Gray: MHNK3LL/A

...blah blah... like I said, lots of configs. Let me know if you have a specific configuration in mind and I can post it for you.
 
The model numbers (not SKUs) are listed here:

 
There are a lot of them, heh, but here are a few highlights:

(2021 M1 iPad Pro)

11" 128gb WiFi Space Gray: MHQR3LL/A
11" 256gb WiFi Space Gray: MHQU3LL/A
11" 512gb WiFi Space Gray: MHQW3LL/A

12.9" 128gb WiFi Space Gray: MHNF3LL/A
12.9" 256gb WiFi Space Gray: MHNH3LL/A
12.9" 512gb WiFi Space Gray: MHNK3LL/A

...blah blah... like I said, lots of configs. Let me know if you have a specific configuration in mind and I can post it for you.

12.9" Space Gray 2TB + Cel
 
Register on MacRumors! This sidebar will go away, and you'll see fewer ads.