Autódromo Ciudad de Nueve de Julio, circuit in Nueve de Julio, Argentina

The Autódromo Ciudad de Nueve de Julio - Guillermo "Yoyo" Maldonado is a motor racing circuit on the edge of 9 de Julio, Buenos Aires Province. Its longest layout measures 4,646.85 m, with two shorter variants of 3,348.15 m and 1,628.45 m. The main straight carries a right-left chicane before the first corner, and the track runs clockwise, with four main corners and three smaller ones; the north hairpin is the most demanding section.

The track was established in 1970 by the local community and has been managed by the municipality ever since. In 2020, the circuit was officially named to honor Guillermo Yoyo Maldonado, a revered local racing driver.

The track's name reflects the town's identity and its motorsport heritage. On race days, the circuit becomes a gathering place where fans and drivers share their enthusiasm for racing together.

The track is easily accessible from the town center and it is best to arrive early on race days for the best viewing spots. Grandstands are available for spectators to watch the races comfortably from various positions around the circuit.

The circuit has three length variants: 4646.85 m, 3348.15 m and 1628.45 m. The shortest layout was last used in 1996 and 1997 by the TC 2000 championship, and that meeting brought Guillermo Maldonado, a local driver, his final race victory.