My 2 cents guys.
SWA lane change assist should work in any G05 from September 2019 in Australia. See the article below.
https://www.goauto.com.au/amp/bmw/la...-07/81187.html
It's also on the dealer spec guide for Australia.
G01 is a different story. It's on the BMW Configurator, but not on the dealer spec guide.