He maintained an average speed of 56 mph on custom skates that he built himself:
‘After this some of the sides were so high that at times I was at 90 degrees and so it was very important to have as much traction as possible. Luckily everything went according to plan - it was a lot of fun.’
Mr Auer, from Gross-Gerau near Frankfurt, is considered to be the most extreme in-line skater in the world.
He already holds the world record for reaching speeds of 190mph as he was dragged along behind a Porsche GT2.
Flixxy editors search the internet daily, to find the very best videos for you:
SELECTION: From over 3 million videos uploaded to YouTube daily, we select only a few videos to be added to the site daily.
PG RATING: Flixxy videos and comments are all PG rated. They are "Safe For All Ages" and "Safe For Work". Our content is uplifting.
SELECTED START AND END POINTS: Many of Flixxy’s videos start late or end early. We skip lengthy introductions and get to the point.
CONCISE CAPTION AND DESCRIPTION: We don't use "click-bait." Your time is valuable, so we distill the information down to what you want to know.
FREE DAILY NEWSLETTER: Get the latest videos delivered to your inbox by subscribing to the FREE "Video of the Day" newsletter.