We definitely have some options available for your 2021 Audi Q8. With your trailer sitting right at 24 inches tall and the hitch sitting at 17 inches, I am going to suggest going with 7 inches of rise.
The Curt Ball Mount for 2" Hitches # C45448 will have the needed 7 inches of rise and will also be able to handle up to 12,000 pounds. The Curt 2-5/16" Hitch Ball # C40008 will then attach to this ball mount. You will also need a pin and clip, like the C21500, if you do not already have... view full answer...
The 2022 Gulf Stream Ameri-Lite 189 will accept pretty much any standard electric a-frame trailer jack. I recommend the Electric Trailer Jack part # 3370093500 as it will simply plug into the vehicle trailer connector and pull power from the battery. Therefore, you don't have to do any additional wiring so un-bolt the old jack and install the new with same hardware. view full answer...
In certain cases, the vehicle manufacturer will require or recommend the use of a weight distribution system for trailers over a certain weight. The general rule we use, if the weight of the trailer is over half the weight of the vehicle then you will see benefits from a weight distribution system. That said, even if you don't fall into either of the above categories you can still use one and will see benefits from this. I recommend a unit with sway control built-in, the Equal-i-zer Weight... view full answer...