AT02

Scuderia AlphaTauri Honda AT02

2021
First Japanese F1 Driver in seven Years Debuts

HFDP graduate Yuki Tsunoda joins AlphaTauri
First Japanese driver to score points in debut race

AlphaTauri’s 2021 AT02, based on the previous year’s AT01, incorporated parts proven on Red Bull’s 2020 RB16, and was equipped with originally developed aerodynamic parts to increase competitiveness. While Red Bull introduced the RB16B, which featured a significantly improved rear suspension over the RB16, the AlphaTauri retained its gearbox and rear suspension, but significantly improved the front suspension. A narrower nose for better aerodynamics was adopted, and the overall shape more closely resembled a Red Bull-designed car.

The power unit was the RA621H, which Honda had spared no effort to develop in its final year in F1, with potential so great that Red Bull, powered by the same power unit, overcame fierce competition, and Max Verstappen won the championship, giving Honda its first title in 30 years. With its top-tier power unit, expectations were high for the AT02.

With the car more competitive, Pierre Gasly regularly made the Q3 qualifying sessions, and finished on the podium in third in Round 6, Azerbaijan. However, relatively high demands on the tires and poor race operations continued to hamper the team throughout the season, finishing sixth in the constructors’ championship.

In this final year for Honda, AlphaTauri hired the first Japanese F1 driver in seven years, since Kamui Kobayashi in 2014. Yuki Tsunoda, a graduate of the Honda Formula Dream Project (HFDP), became a full-time driver for AlphaTauri.

Born in 2000, Tsunoda started racing karts at the age of four and demonstrated his talent . He trained at the Suzuka Circuit Racing School Formula (SRS-Formula, now Honda Racing School Suzuka (HRS)) in 2016, earning a scholarship as a high achiever. He competed in the FIA F4 championship from 2017, and became champion in 2018 with seven wins. In 2019, he moved to Europe to compete in the FIA F3 Championship as a HFDP-trained driver. He achieved his first win and moved up to the FIA F2 Championship in 2020. With three wins during the season, he became the first Japanese driver to win the FIA Rookie of the Year award. He finished third in the series ranking, and obtained the super license required to compete in F1, paving the way for him to become an F1 driver.

In the season-opener in Bahrain, Tsunoda made an impressive F1 debut. He achieved a remarkable feat by finishing secind in Q1, and although he did not make it to Q3, he started his debut race from 13th on the grid and finished ninth. This was the first time for a Japanese driver to score points in his debut race. However, an accident at Round 2, Emilio Romagna, threw him off course. Although Imola was one of Tsunoda’s favorite tracks, he crashed in Q1, and the damage to his monocoque plunged him into a slump in the first half of the season. After realizing the cause of the crash, and repairing the car, Tsunoda regained his dynamic driving style in the second half of the season, and gradually improved his performance. In the final round, the Abu Dhabi GP, he advanced to Q3, earning him eighth on the grid. He finished the race fourth. It was the best result of his troubled debut year.

The RA621H was built in a short period of time after the announcement in 2020 that Honda would withdraw from F1, to compete in its last year, almost entirely with a newly designed PU framework, and was the culmination of the Honda development team’s persistence in “giving everything they had.”

The RA621H was built in a short period of time after the announcement in 2020 that Honda would withdraw from F1, to compete in its last year, almost entirely with a newly designed PU framework, and was the culmination of the Honda development team’s persistence in “giving everything they had.”

The AT02 was aerodynamically evolved and refined with a trendy narrow front nose, and the wind tunnel facility was moved to Milton Keynes, Red Bull’s home base, for the 2021 season. Aggressive development was taking place.

The AT02 was aerodynamically evolved and refined with a trendy narrow front nose, and the wind tunnel facility was moved to Milton Keynes, Red Bull’s home base, for the 2021 season. Aggressive development was taking place.

The AT02 inherited the basic framework of the 2020 Red Bull RB16. However, it did not adopt the rear suspension that Red Bull had problems with, instead retaining the existing AT01’s design, and efforts were instead focused on improving the front suspension.

The AT02 inherited the basic framework of the 2020 Red Bull RB16. However, it did not adopt the rear suspension that Red Bull had problems with, instead retaining the existing AT01’s design, and efforts were instead focused on improving the front suspension.

Chassis

Chassis Scuderia Toro Rosso carbon composite
Front suspension Scuderia AlphaTauri carbon composite wishbone, push-rod, track-rod and upright assembly, Red Bull Technologies suspension rocker, torsion bar and dampers
Rear suspension Red Bull Technologies carbon composite wishbone, pull-rod in-board torsion bar and dampers
Brake ducts Scuderia AlphaTauri (front and rear)
Steering Scuderia AlphaTauri/Red Bull Technologies power steering
Gearbox Red Bull Technologies carbon composite main case, longitudinally mounted, 8-speed hydraulic
Differential Hydraulic multi-plate
Clutch Hydraulic carbon multi-plate
Exhaust Honda
Brake system Scuderia AlphaTauri/Red Bull Technologies
Driver’s seat Scuderia AlphaTauri carbon composite
Tires Pirelli
Fuel system Scuderia AlphaTauri/Red Bull Technologies
Weight 752㎏

Power unit

Power unit Honda RA621H
Cylinders 6 (in accordance with regulations)
Displacement 1,600cc
Maximum revs 15,000rpm
Valves 4 valves per cylinder (2 inlet, 2 outlet)
Bank angle 90 degrees
Engine weight 150㎏
Maximum output Undisclosed
Engine manufacturer Honda
Engine management Honda and standard ECU
Oil Mobil 1
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