Renault R25

Renault R25
Fernando Alonso driving a Renault R25 at Indianapolis in 2005
CategoryFormula One
ConstructorRenault
Designer(s)Pat Symonds (Executive Engineer)
Bob Bell (Technical Director)
James Allison (Deputy Technical Director)
Tim Densham (Chief Designer)
Martin Tolliday (Project Leader)
Tad Czapski (Technology Director)
Robin Tuluie (Head of R&D)
Dino Toso (Head of Aerodynamics)
Bernard Dudot (Engine Technical Director)
PredecessorR24
SuccessorR26
Technical specifications
ChassisCarbon-fibre monocoque
Length4,600 mm (181 in)
Width1,800 mm (71 in)
Height950 mm (37 in)
Axle track1,450 mm (57 in) (front)
1,400 mm (55 in) (rear)
Wheelbase3,100 mm (122 in)
EngineMecachrome-built Renault RS25 3.0 L (183 cu in) V10 72° naturally aspirated, mid engined, longitudinally-mounted
TransmissionRenault 6-speed sequential semi-automatic gearbox
Power800–900 hp (597–671 kW) @ 19,000 RPM[1][2]
Weight605 kg (1,334 lb) with driver, camera and ballast
FuelElf
LubricantsElf
TyresMichelin
Competition history
Notable entrantsMild Seven Renault F1 Team
Notable drivers5. Spain Fernando Alonso
6. Italy Giancarlo Fisichella
Debut2005 Australian Grand Prix
First win2005 Australian Grand Prix
Last win2005 Chinese Grand Prix
Last event2005 Chinese Grand Prix
RacesWinsPolesF/Laps
19873
Teams' Championships1 (2005)
Constructors' Championships1 (2005)
Drivers' Championships1 (2005, Fernando Alonso)

The Renault R25 was the Formula One car entered by Renault in the 2005 season. The chassis was designed by Bob Bell, James Allison, Tim Densham and Dino Toso with Pat Symonds overseeing the design and production of the car as executive director of Engineering and Bernard Dudot leading the engine design. The car won both the Drivers' and Constructors' Championships in 2005, the first titles for any car racing with a French licence since the Matra MS80's triumph in the 1969 season.[3] It also secured the first championship titles for a Formula One car racing with a Renault engine since the Williams FW19 in 1997 and also first Enstone-based Formula One car to won the world constructors' championship since the Benetton B195 in 1995.

  1. ^ "Knutson: Noise maker". 17 November 2005.
  2. ^ "Here's Proof That Fernando Alonso Can Still Thrash His First Title-Winning Renault F1 Car". 11 December 2020.
  3. ^ 2005 Renault R25. Ultimate Car Page. Accessed March 23, 2012.