The Curt Trailer Hitch Receiver part # C11423 while installed on a 2015 Audi A6 will provide around 7-1/2" of ground clearance. This will be fine for most hitch mounted accessories like bike racks but for cargo carriers you'll want to look for options with a built-in rise. In regards to towing, it should not be a problem but it really comes down to several other factors so it's hard to say. That said, there really isn't anything you can do to increase this so just keep that in mind when... view full answer...
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