The Tesla Cyberquad is an electric quad bike all-terrain vehicle created by Tesla, Inc., and displayed at the Tesla Cybertruck unveiling in Hawthorne, California at the Tesla Design Studio. At the end of the presentation Elon Musk announced ‘one more thing’, at which point the ATV was shown being loaded onto the back of the Cybertruck.
This model is my interpretation and may not represent the original product fully, some angles and proportions may be different, please remember that this is a fanart and not an official product.