If you have the Volkswagen app, and have registered your vehicle to it then you can go in through that to see a schedule of equipment - select driving data in the app, which will take you to a new screen flow that you will likely have to log in for, once logged in select the back arrow and from that next screen scroll down to the bottom to select “equipment details” and that will list a whole load of standard equipment and options that your vehicle was supplied with. We have no spare as we have 18” from factory, hence it lists tyre mobility kit and compressor in the options. Further down it refers to 4 Alloy Wheels.
There is an option in the brochure to have an alloy spare, in lieu of the steel standard equipment spare, and that has a code of IG3 - was £282 in 2022