Nikki Bella's clearly beginning a new chapter after finalizing her divorce with Artem Chigvintsev ... she showed up to WWE's big 'Raw' event on Monday night -- and made waves with her skintight 'fit and sexy dance moves.
The 41-year-old hit the red carpet in Los Angeles for the wrestling org's first-ever show on Netflix ... stunning viewers as she strutted her stuff in a leather getup.
She didn't touch the mat during the show -- but she nonetheless had fans talking about her .