Since the link from the Lock-on forum is dead, here's a detailed SU-25A template for skin works, mates!

Inside the file, you will find a description.lua and a rus-code number.dds files just for reference.

And if you feel like donating to me, know I will be buying DCS modules!
Donation Link: https://www.paypal.com/donate?hosted_button_id=8FXNRWERTWQV2

Thanks in advance!