Ultra 4 Racing Schedule 2024. 2025 king of the hammers schedule note: The 2024 ultra4 usa season heads to badlands off road park in attica, in on june 7th & 8th for the branik motortsports badlands brawl!

See more about the 2024 calendar below, and know we’ll have. Ultra4 rock crawlers are returning to crandon international raceway in crandon, wisconsin for labor day weekend.