First hello, and congratulations on your purchase. I just wanted to explain what my experience was. I ordered a 2022 Big Bend on 10/25 at the dealer....and I was able to get the 4.27 w lockers w/o having to choose the SAS package.....If the sales person was trained properly, they would have...
My understanding from a Ford representative I spoke with asking the same question you are is you cannot link the account until a VIN is available. She was able verify my order was received by Ford from the dealer by using the 4 digit Dealer Order code number, and the F prefixed Sales Code number...
Whats so great about the USA is you can ask whatever price you want for anything if you possess it........getting that price?....well that's the trick.....but I believe the saying is " there's a sucker born every minute" ...and if you try hard enough and push it to the right "sucker" you may...