In March 2021, Pagani introduced the Huayra R, a track-only version of the Huayra and the successor of the Pagani Zonda R. The Huayra R uses the "Pagani V12-R", a version of the 6.0 L naturally aspirated Mercedes-Benz V12 engine built from the ground up by HWA AG to produce at 8,250 rpm as well as of torque at 5,500 rpm to 8300 rpm, and a redline at 9,000 rpm. The Huarya R has a 6-speed sequential transmission newly developed for the car, and various weight saving measures have resulted in a lower dry weight of .
