Doesn't quite fit with the other categories.
Dallara race cars (US and Italy branches) to help the US off road rock climbers to construct a spec battery EV rock climber class.

2022 King of the Hammers (The main event for the US Ultra4 off road racing competition)
One of the tougher motorsport events.
The Californian Desert has attracted a large crowd this year.
Last two main events to run over the next two days.
Main events are Rock climbs linked with fast desert running.
Various other competitions are run during the event. Off road desert race. A VW buggy race. UTV. Extreme rock climb event.(the moon buggies won)

https://www.ultra4racing.com/race/66