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Tatuus F4-T421
The Tatuus F4-T421 is an open-wheel formula race car, designed, developed and built by Italian manufacturer Tatuus, for Formula 4 junior categories, since 2021.
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| Maya Weug drives a Tatuus F4-T421 at the Red Bull Ring |
| Tatuus |
| Tatuus F4-T014 |
| Carbon-fiber monocoque, fiberglass body |
| Push-rod with twin non-adjustable shock absorbers, adjustable anti-roll bar and third element |
| Push-rod with twin non-adjustable shock absorbers, adjustable anti-roll bar and third element |
| 950 mm (37 in) |
| 1,510 mm (59 in) (front) 1,460 mm (57 in) (rear) |
| 2,750 mm (108 in) |
| Abarth FT-J/Autotecnica 1,368 cc (83 cu in) DOHC inline-4 turbocharged, longitudinally mounted in a mid-engined, rear-wheel drive layout |
| Sadev SLR75-14 6-speed semi-automatic sequential gearbox |
| 180–185 hp (134–138 kW) |
| 570 kg (1,257 lb) including driver |
| Various unleaded control fuel |
| Various |
| 4-piston aluminum calipers with ventilated brake discs |
| Various |
| 2021 |
The Tatuus F4-T421 is an open-wheel formula race car, designed, developed and built by Italian manufacturer Tatuus, for Formula 4 junior categories, since 2021.
In January 2021, it was announced that the car would go into production to make its competitive debut in the 2022 Formula 4 UAE Championship, as the successor of the Tatuus F4-T014, featuring the introduction of the halo and other improved safety features. Over the course of 2021, many Formula 4 championships announced their intent to use the car in the 2022 season: the Italian F4 Championship, F4 British Championship, F4 Spanish Championship, Formula 4 UAE Championship, F4 Brazilian Championship, ACCR Formula 4 Championship and ADAC Formula 4.
The car first began testing in September 2021. The car made its competition debut in the 2022 Formula 4 UAE Championship, and featured in the 2022 seasons of all announced championships excluding the ACCR Formula 4 Championship, which was postponed due to global supply chain issues.
| Year introduced | Country | Championship | Season introduced |
|---|---|---|---|
| Italy | Italian F4 Championship | 2022 | |
| Germany | ADAC Formula 4 | 2022 | |
| Spain | F4 Spanish Championship | 2022 | |
| United Kingdom | F4 British Championship | 2022 | |
| United Arab Emirates | F4 UAE Championship | 2022 | |
| Brazil | F4 Brazilian Championship | 2022 | |
| Austria Czech Republic Hungary Slovakia | Formula 4 CEZ Championship | 2023 | |
| Spain | Formula Winter Series | 2023 | |
| International | F1 Academy | 2023 | |
| China Malaysia | Formula 4 South East Asia Championship | 2023 | |
| Saudi Arabia | F4 Saudi Arabian Championship | 2024 | |
| Australia | Formula 4 Australian Championship | 2024 | |
| Mexico | NACAM Formula 4 Championship | 2024 |
- Tatuus website
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