Diesel World TRUCK MANIA NORTHERN CALIFORNIA’S ANNUAL TRUCK BASH 2020-04-01 - TEXT AND PHOTOS BY JASON SANDS AND ANNETTE BAUER NORTHERN CALIFORNIA’S ANNUAL TRUCK BASH Truck Mania occurs every year at beautiful Sacramento Raceway in Northern California. Not only do they have a dragstrip, there’s also a huge show n’ shine area, and separate dirt track for tough trucks and sled pulling.