Based on the MM1 race of the same name, Crosstown Switchback is the sixth Checkpoint race included with the San Francisco Race Mod. The race starts at SOMA. There are checkpoints in SOMA, across the entire motorway, and at Golden Gate Park. The finish line appears at Embarcadaro. There are many different routes in the race. The opponents include two Ford Mustang GTs, one Ford Mustang Fastback, two Panoz Roadsters, one VW New Beetle RSi, and two Panoz GTR-1s (Professional) or one Ford Mustang GT, one Ford Mustang Cruiser, one Ford Mustang Fastback, one VW New Beetle, one London Cab, one Cadillac Eldorado Touring Coupe, one Ford F-350, and one Panoz Roadster (Amateur). The time of day is evening, and the weather is rainy (Professional) or cloudy (Amateur).