Erdmann, the father of Sally Erdmann. Sally used the car at trackdays mainly at Blister Berg. In 2022 Sally ran the car in the Radical SR1 Cup in the UK and was supported by the Radical Works team. She competed in 3 rounds. The car was then purchased by Markus Zunker in Germany. The car is equipped with the Convenience Pack (Engine oil pre-heater / Fuel sampling drain kit), Enhanced Data Pack (Race logging, including brake pressure and steering sensors, Smartycam GP with GPS), LED Race Lights, Forward-facing stay head protectors, Composite halo head restraint, Passenger belts and head rest.  In October 2022 the car 75 hours on the chassis and 15 hour on the engine.