The Acura ARX -01 is a standard developed by Honda Racing Developments Le Mans prototype in the LMP2 class, which is used since 2007 in sports car racing. It is based on the Courage - Oreca LC75, but is equipped with an engine of Honda 's luxury brand Acura. The ARX -01 was replaced by the Acura ARX -02, 2009.
Beginning with the 2007 Acura extended its North American motorsport commitment to the American Le Mans Series. In addition, Acura will also take part in the Grand-Am KONI Challenge Series and the SPEED World Challenge with the TSX. 2007, it rose by a total of three teams in the ALMS. Fernández Racing Lola B06/43 sat on one, and was mainly responsible for the development of the engine. Andretti Green Racing and Highcroft Racing each got a Courage - Oreca LC75 and should focus on the development and optimization of aerodynamics. Since the modified chassis already differed at the start of the American Le Mans Series 2007 significantly from LC75, demanded the IMSA in consultation with the Automobile Club de l' Ouest own homologation for the now officially Acura ARX 01a vehicles mentioned. In addition, another racing car of Honda Racing Developments was acquired as a test vehicle. As of 2008, came De Ferran Motorsports added as a fourth team. When motor development Fernández Racing also joined on a ARX -01.
The first victory in the LMP2 class took Andretti Green Racing already in his debut, the 12 Hours of Sebring 2007., But this was also the only one in 2007. 2008, however, was much better. Andretti Green Racing was then in Long Beach, who brought the first pole for Acura. But Highcroft got there the class win, as well as in Lime Rock, the first overall victory. In Detroit, followed next to the fourth class victory in the LMP2, a triple victory.
→ See also Courage - Oreca LC70 chassis
Honda Racing Developments acquired three 2007 chassis type Courage - Oreca LC75. Chassis number 7 went to Highcroft Racing, number 8 at Andretti Green Racing. The third chassis with the number 9 was purchased as a test and development vehicle, but used in 2008 by Fernández Racing in the ALMS. De Ferran Motorsports sat from 2008 also a new vehicle a. Officially, the LC75 in the 2007 class were called Acura ARX - 01a, the enhanced version of a 2008 Acura ARX - 01b.