Lotus E21
Kimi Räikkönen driving the E21 during the free practice session at the Malaysian Grand Prix | |||||||||||
| Category | Formula One | ||||||||||
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| Constructor | Lotus | ||||||||||
| Designer(s) | James Allison (Technical Director) Nick Chester (Deputy Technical Director) Martin Tolliday (Chief Designer) Simon Virrill (Project Leader) Jarrod Murphy (Head of CFD) Dirk de Beer (Head of Aerodynamics) Dave Wheater (Chief Aerodynamicist) | ||||||||||
| Predecessor | Lotus E20 | ||||||||||
| Successor | Lotus E22 | ||||||||||
| Technical specifications | |||||||||||
| Chassis | Moulded carbon fibre and aluminium honeycomb composite monocoque, manufactured by Lotus F1 Team and designed for maximum strength with minimum weight. Installing the engine as a fully stressed member. | ||||||||||
| Suspension (front) | Carbon fibre top and bottom wishbones operate an inboard rocker via a pushrod system. This is connected to a torsion bar and damper units which are mounted inside the front of the monocoque. | ||||||||||
| Suspension (rear) | Carbon fibre top and bottom wishbones with pull rod operated torsion springs and transverse-mounted damper units mounted in the top of the gearbox casing. | ||||||||||
| Engine | Renault RS27-2013 2.4 L (146 cu in) V8 (90°). Naturally aspirated, 18,000 RPM limited with KERS, mid-mounted. | ||||||||||
| Transmission | Lotus 7-speed semi-automatic sequential titanium gearbox + 1 reverse. | ||||||||||
| Power | 750 hp (560 kW) @ 18,000 rpm | ||||||||||
| Weight | 642 kg (1,415.4 lb), with driver, cameras and ballast | ||||||||||
| Fuel | Total Kevlar-reinforced rubber fuel cell by ATL. | ||||||||||
| Tyres | Pirelli P Zero (dry), Cinturato (wet) OZ Wheels (front and rear): 13" | ||||||||||
| Competition history | |||||||||||
| Notable entrants | Lotus F1 Team | ||||||||||
| Notable drivers | 7. Kimi Räikkönen 7. Heikki Kovalainen 8. Romain Grosjean | ||||||||||
| Debut | 2013 Australian Grand Prix | ||||||||||
| First win | 2013 Australian Grand Prix | ||||||||||
| Last win | 2013 Australian Grand Prix | ||||||||||
| Last event | 2013 Brazilian Grand Prix | ||||||||||
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The Lotus E21 is a Formula One racing car designed and built by the Lotus F1 team for use in the 2013 championship. The chassis was designed by James Allison, Nick Chester, Martin Tolliday and Dirk de Beer with Renault supplying the team's engines. The car was driven by 2007 World Champion Kimi Räikkönen and Romain Grosjean, both of whom remained with the team after competing in 2012. The E21 was the first of the 2013 season cars to be launched.