Chassis 0113 and 0115 were registered for Juan Jover (number 52) and Joaquin Palacios (number 54) respectively, plus a third reserve car. Three Z-102s were entered by Pegaso in the 1953 24 Hours of Le Mans (some sources claim the number was 4, and others claim only 2 entered), but during the race driver Juan Jover misjudged the speed of his approach to the corner after the Dunlop bridge, causing him to crash his Z-102 Spyder into the barriers at more than . He sustained serious injuries to his left leg from the crash, and Pegaso decided to withdraw their other cars.
Chassis numbers 0113 and 0115 were assigned to Juan Jover and Joaquin Palacios for their respective cars at the 1953 Le Mans race. Pegaso entered three Z-102s in the race, but one of them crashed due to a misjudged speed by driver Juan Jover.