Busch suffered a concussion in quali🔥fying at P꧋ocono last year.

He had already confirmed that he wouldn’t return to ♎full-time racing this year.

It was hoped Busch might featu🌼re in select races but he has now closed the door on an epic career.

"Sometimes father tim﷽e can catch up to your dreams,🌜" he said.

"My incredible team of doctors💃 and I have come to the conclusion that at this point in my recovery there are just too many obstacles for me to overcome a♏nd get back to 100%.

"So after 23 years behind the wheel and 45 yea🧔rs of living and breathing this dream, I am officially announcing my retirement from NASCAR Cup Series competition."

Busch is 𓆉now 45, and is a 34-time NASCAR race winner.

He ends his career with 776 Cup stars, the first of which wa൲s 𓆉in 2000.

Busch is 25th on the list for all-time wins.