Its best finish was at the 1988 United States Grand Prix when Andrea de Cesaris drove it to fourth place.

Brunner gave the car a unique front suspension arrangement with its dampers positioned longitudinally at the height of the floor.

[2] Rial Racing ran a single entry throughout the season for the experienced but erratic Italian Andrea de Cesaris who also brought much needed money to the team through his personal Marlboro sponsorship.

[2] De Cesaris had no problems qualifying the ARC1 for every race of the season and would regularly run in the midfield.

[1] However, one finish was fourth on the streets of Detroit where de Cesaris managed to stay out of trouble and quietly moved into the points as the crumbling track surface and the heat took its toll on the field.