The 2015 Motorcycle Grand Prix of the Americas was the second round of the 2015 Grand Prix motorcycle racing season. It was held at the Circuit of the Americas in Elroy on April 12, 2015.

In the MotoGP class, Repsol Honda's Marc Márquez took his first pole position of the season, and he ultimately went on to win the race, his third victory in as many years at the circuit. For the first time since the 2014 Aragon Grand Prix, three different manufacturers were represented on the podium; behind Márquez was Ducati's Andrea Dovizioso, who prevailed in a battle with Yamaha's Valentino Rossi, who finished in third place. In his 200th premier class start, local hero Nicky Hayden could only finish in thirteenth, while numerous riders retired from the race – Pol Espargaró collided with Scott Redding, with caused both riders to retire from the race, while Yonny Hernández, Mike Di Meglio and Stefan Bradl all crashed before the halfway mark. In the Moto3 race, a young Fabio Quartararo achieved his first ever World Championship podium in his second race in debut season.

Classification MotoGP The race start was delayed due to a water spillage at Turn 3, and ultimately started at 14:37 local time.

Pos. No. Rider Team Manufacturer Laps Time/Retired Grid Points 1 93 Marc Márquez Repsol Honda Team Honda 21 43:47.150 1 25 2 4 Andrea Dovizioso Ducati Team Ducati 21 +2.354 2 20 3 46 Valentino Rossi Movistar Yamaha MotoGP Yamaha 21 +3.120 4 16 4 99 Jorge Lorenzo Movistar Yamaha MotoGP Yamaha 21 +6.682 3 13 5 29 Andrea Iannone Ducati Team Ducati 21 +7.584 7 11 6 38 Bradley Smith Monster Yamaha Tech 3 Yamaha 21 +10.557 10 10 7 35 Cal Crutchlow CWM LCR Honda Honda 21 +16.967 5 9 8 41 Aleix Espargaró Team Suzuki Ecstar Suzuki 21 +19.025 8 8 9 25 Maverick Viñales Team Suzuki Ecstar Suzuki 21 +38.570 12 7 10 9 Danilo Petrucci Pramac Racing Ducati 21 +41.796 11 6 11 7 Hiroshi Aoyama Repsol Honda Team Honda 21 +47.199 18 5 12 8 Héctor Barberá Avintia Racing Ducati 21 +47.339 13 4 13 69 Nicky Hayden Aspar MotoGP Team Honda 21 +56.484 22 3 14 43 Jack Miller CWM LCR Honda Honda 21 +56.731 19 2 15 19 Álvaro Bautista Aprilia Racing Team Gresini Aprilia 21 +57.372 23 1 16 50 Eugene Laverty Aspar MotoGP Team Honda 21 +58.898 17 17 76 Loris Baz Athinà Forward Racing Yamaha Forward 21 +1:08.787 20 18 15 Alex de Angelis Octo IodaRacing Team ART 21 +1:22.236 24 Ret 17 Karel Abraham AB Motoracing Honda 16 Retirement 21 Ret 33 Marco Melandri Aprilia Racing Team Gresini Aprilia 10 Retirement 25 Ret 68 Yonny Hernández Pramac Racing Ducati 6 Accident 15 Ret 63 Mike Di Meglio Avintia Racing Ducati 6 Accident 16 Ret 45 Scott Redding EG 0,0 Marc VDS Honda 5 Retirement 6 Ret 6 Stefan Bradl Athinà Forward Racing Yamaha Forward 3 Accident 14 Ret 44 Pol Espargaró Monster Yamaha Tech 3 Yamaha 0 Accident 9 Sources:

Moto2 Pos. No. Rider Manufacturer Laps Time/Retired Grid Points 1 22 Sam Lowes Speed Up 19 41:45.565 2 25 2 5 Johann Zarco Kalex 19 +1.999 4 20 3 40 Álex Rins Kalex 19 +4.622 8 16 4 1 Tito Rabat Kalex 19 +8.975 3 13 5 21 Franco Morbidelli Kalex 19 +12.976 5 11 6 55 Hafizh Syahrin Kalex 19 +14.168 15 10 7 95 Anthony West Speed Up 19 +17.271 13 9 8 36 Mika Kallio Kalex 19 +17.513 11 8 9 60 Julián Simón Speed Up 19 +17.689 7 7 10 30 Takaaki Nakagami Kalex 19 +17.764 6 6 11 3 Simone Corsi Kalex 19 +17.982 12 5 12 12 Thomas Lüthi Kalex 19 +24.824 17 4 13 23 Marcel Schrötter Tech 3 19 +26.016 10 3 14 11 Sandro Cortese Kalex 19 +27.456 16 2 15 73 Álex Márquez Kalex 19 +28.568 23 1 16 94 Jonas Folger Kalex 19 +29.889 19 17 88 Ricard Cardús Tech 3 19 +36.405 20 18 77 Dominique Aegerter Kalex 19 +38.693 9 19 25 Azlan Shah Kalex 19 +40.581 24 20 70 Robin Mulhauser Kalex 19 +41.504 25 21 4 Randy Krummenacher Kalex 19 +50.471 18 22 96 Louis Rossi Tech 3 19 +1:08.825 22 23 10 Thitipong Warokorn Kalex 19 +1:10.990 26 24 2 Jesko Raffin Kalex 19 +1:11.138 29 25 66 Florian Alt Suter 19 +1:19.442 27 26 7 Lorenzo Baldassarri Kalex 19 +1:25.405 21 27 39 Luis Salom Kalex 19 +1:32.876 14 Ret 19 Xavier Siméon Kalex 15 Accident 1 Ret 51 Zaqhwan Zaidi Suter 12 Retirement 28 DNS 49 Axel Pons Kalex Did not startOFFICIAL MOTO2 REPORT

Moto3 Pos. No. Rider Manufacturer Laps Time/Retired Grid Points 1 52 Danny Kent Honda 18 41:32.287 1 25 2 20 Fabio Quartararo Honda 18 +8.532 6 20 3 7 Efrén Vázquez Honda 18 +8.652 16 16 4 33 Enea Bastianini Honda 18 +8.811 8 13 5 41 Brad Binder KTM 18 +9.556 11 11 6 17 John McPhee Honda 18 +13.869 15 10 7 55 Andrea Locatelli Honda 18 +20.442 3 9 8 5 Romano Fenati KTM 18 +20.611 19 8 9 32 Isaac Viñales Husqvarna 18 +20.863 7 7 10 98 Karel Hanika KTM 18 +20.913 20 6 11 84 Jakub Kornfeil KTM 18 +21.249 23 5 12 16 Andrea Migno KTM 18 +23.725 22 4 13 65 Philipp Öttl KTM 18 +32.218 32 3 14 31 Niklas Ajo KTM 18 +36.702 21 2 15 12 Matteo Ferrari Mahindra 18 +37.283 24 1 16 10 Alexis Masbou Honda 18 +47.027 10 17 6 María Herrera Husqvarna 18 +59.257 31 18 2 Remy Gardner Mahindra 18 +1:03.748 27 19 91 Gabriel Rodrigo KTM 18 +1:04.611 30 20 63 Zulfahmi Khairuddin KTM 18 +1:16.968 28 21 19 Alessandro Tonucci Mahindra 18 +1:27.397 26 22 22 Ana Carrasco KTM 18 +1:40.409 33 23 23 Niccolò Antonelli Honda 18 +1:43.841 4 24 29 Stefano Manzi Mahindra 18 +1:46.105 25 25 11 Livio Loi Honda 17 +1 lap 14 Ret 24 Tatsuki Suzuki Mahindra 17 Retirement 29 Ret 44 Miguel Oliveira KTM 10 Accident 2 Ret 21 Francesco Bagnaia Mahindra 9 Accident 9 Ret 9 Jorge Navarro Honda 9 Accident 5 Ret 88 Jorge Martín Mahindra 8 Retirement 12 Ret 76 Hiroki Ono Honda 6 Accident 17 Ret 95 Jules Danilo Honda 5 Accident 18 Ret 40 Darryn Binder Mahindra 1 Accident 34 Ret 58 Juan Francisco Guevara Mahindra 0 Accident 13 OFFICIAL MOTO3 REPORT

Championship standings after the race (MotoGP) Below are the standings for the top five riders and constructors after round two has concluded.

Riders' Championship standings Rider Points 1 Valentino Rossi 41 2 Andrea Dovizioso 40 3 Marc Márquez 36 4 Andrea Iannone 27 5 Jorge Lorenzo 26

Constructors' Championship standings Constructor Points 1 Yamaha 41 2 Ducati 40 3 Honda 36 4 Suzuki 13 5 Aprilia 1

Teams' Championship standings Team Points 1 Movistar Yamaha MotoGP 67 2 Ducati Team 67 3 Repsol Honda Team 51 4 Monster Yamaha Tech 3 25 5 Team Suzuki Ecstar 22

Note: Only the top five positions are included for both sets of standings.

References