Presented on February 1, 2011 on the circuit of Valencia for the Formula 1 World Championship, the Williams FW33, engaged by the team AT & T Williams, debuts in the championship on March 27, 2011 at the Australian Grand Prix. It is then that begins the status of pilot-holder for the Venezuelan Pastor Maldonado. The Williams FW33 will of course also be driven by the Brazilian Rubens Barrichello.


During the 2009 season, Williams developed an SREC with a flywheel, never used in racing. This season, the team equips its car with a battery system developed by Williams Hybrid Power. Also on the FW33 is a compact gearbox and differential, as well as an innovative rear suspension with tie rods.


From Design to Performance


The AT & T Williams team has gone away with its innovative rear part of its car. The gearbox grants the lowest undercarriage of the single-seaters, having, between the transmission half-shafts and the ground, 14 ° (6 ° usually), the highest ever. It should be noted that the upper triangle attachments of the suspension with superimposed triangles are positioned on the rear central support, a first one in F1. An advanced one allowing to clear any obstacle, offering a flow of clean air.

Frame: Monocoque molded in carbon fiber and aluminum honeycomb

Front Suspension: Double superimposed triangles, pushers and rocker with torsion bar, shock absorbers

Rear Suspension: Double superimposed triangles, tie rods and torsion bar, shock absorbers

Engine Name: Cosworth CA2011k

Displacement: 2 400 cm3

Configuration: Atmospheric V8 open at 90 °, limited to 18 000 rpm

Motor Orientation: Longitudinal motor

Gearbox: Williams, sequential electro-hydraulic seamless control, in longitudinal position

Number of reports: 7 + reverse gear, Quickshift system

Weight: 640 kg with driver, cameras and ballast

Dimensions: Length: 5000 mm / Width: 1800 mm / Height: 950 mm / Wheelbase: 3,300 mm

Fuel: BP

pneumatic: Pirelli PZero mounted on Rays