Ferrari F430 dash at 2006 Chicago Auto Show

In automotive engineering, a manettino dial is a

rotary switch A rotary switch is a switch operated by rotation. These are often chosen when more than 2 positions are needed, such as a three-speed fan or a CB radio with multiple frequencies of reception or "channels". A rotary switch consists of a spindl ...

part of some modern Ferrari cars first designed by

Frank Stephenson Frank Stephenson (; born 3 October 1959) is a Moroccan-born American automobile designer who has worked for Ford, BMW, Mini, Ferrari, Maserati, Fiat, Lancia, Alfa Romeo, and McLaren. Motor Trend magazine has called him "one of the most infl ...

, beginning with the

Ferrari F430 The Ferrari F430 (Type F131) is a sports car produced by the Italian automobile manufacturer Ferrari from 2004 until 2009 as a successor to the Ferrari 360. The car is an update to the 360 with exterior and performance changes. It was unveiled at ...

in 2004. The adjustment dial is mounted on the steering wheel, usually just underneath the center of the wheel. The dial ( it, manettino, lit=little lever) is inspired by the controls found on F1 steering wheels, but have a more polished appearance. The dial allows for the quick and simple adjustment of the electronics governing

car suspension Suspension is the system of tires, tire air, springs, shock absorbers and linkages that connects a vehicle to its wheels and allows relative motion between the two. Suspension systems must support both road holding/ handling and ride ...

settings,

traction control A traction control system (TCS), also known as ASR (from german: Antriebsschlupfregelung, lit=drive slippage regulation), is typically (but not necessarily) a secondary function of the electronic stability control (ESC) on production motor vehicle ...

, electronic differential, and change speed of electronic

gearbox Propulsion transmission is the mode of transmitting and controlling propulsion power of a machine. The term ''transmission'' properly refers to the whole drivetrain, including clutch, gearbox, prop shaft (for rear-wheel drive vehicles), differe ...

. A similar control system was employed on the

Ferrari Enzo The Enzo Ferrari (Type F140) is a mid-engine sports car manufactured by Italian automobile manufacturer Ferrari and named after the company's founder, Enzo Ferrari. It was developed in 2002 using Formula One technology, such as a carbon-fi ...

, but used individual buttons for different settings rather than a single rotary switch.

References

External links

Article on the Ferrari F430's manettino dial

Volante e Manettino
Auto parts Ferrari {{auto-part-stub