Organizer
Ultra4 Racing / King of the Hammers
U4Premier 4x4 off-road series — flagship King of the Hammers week at Hammertown (Johnson Valley OHV, CA) combines high-speed desert with technical rock crawling. Multi-venue national championship including Eastern, Western, and European rounds, plus the Every Man Challenge support classes.
- Country
- 🇺🇸 US
- Disciplines
- Rally Raid · Off-Road
- Partnership
- Scraped
- Website
- Visit ↗
Upcoming from U4
No upcoming events listed for this organizer yet.