Yeah, it's the stock "18 months" for timing, but the dealer simply confirmed receipt of funds last year with a promise to communicate with the shop. I never got a follow-up as to it having been confirmed/the clock starting. So your post got me thinking about if and when those 18 months started.
I’m having a similar experience. Seems like dealers have a firm process for their stock orders but not our custom orders….It’s been a strange journey so far (just a few months in for me), In Sheldon We Trust I guess