luggage rekey

I picked up a 1250 GS which came with Vario panniers. I want to change my BMW aluminum bags from my old 1200 GS to the new 1250 GS and re-key them to match the new bike. I have pulled a lock core and checked the tumblers against the new key, and I am going to need a bunch of #1 tumblers; 3 on...