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The fifth generation of the BMW 3 Series range of compact executive cars is designated under the model codes E90 (saloon), E91 (estate, marketed as 'Touring'), E92 (coupé) and E93 (convertible). The model was introduced in December 2004, [ 8 ] and produced by BMW until October 2013 and is often collectively referred to as the E90, E9x, or ...
In April 2008, the E90/E92/E93 M3 became the first BMW to be available with a dual-clutch transmission when the 7-speed Getrag "M-DCT" transmission was introduced as an option. [ 103 ] The official 0–100 km/h (62 mph) acceleration times for the coupé and saloon are 4.6 seconds with the DCT transmission (4.8 seconds with the manual ...
The BMW M3 DTM is a DTM touring car constructed by the German car manufacturer BMW. It was developed in 2010 and has been raced in DTM seasons since their return to the sport after 20 years absence in 2012 until the end of 2013 season before it was succeeded by BMW M4 DTM. It was designed by BMW chief engineer Dominic Harlow. The M3 DTM was ...
Schematic of a DCT (using two identical clutches located on the axis of the flywheel) A dual-clutch transmission (DCT) (sometimes referred to as a twin-clutch transmission) is a type of multi-speed vehicle transmission system, that uses two separate clutches for odd and even gear sets. [1]
The weight of the European specification M4 equipped with a manual transmission is 1,572 kg (3,466 lb) and with the M-DCT dual-clutch transmission, the car is some 40 kg (88 lb) heavier, losing some 80 kg (176 lb) as compared to the E92 M3. [4] As per its E92 predecessor, the roof of the coupe model is constructed from carbon fiber (except if ...
This page was last edited on 7 August 2019, at 13:56 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may ...
Automated manual transmissions can be semi-automatic or fully-automatic in operation. Several different systems to automate the clutch and/or shifting have been used over the years, but they will generally use one of the following methods of actuation for the clutch and/or shifting: hydraulic or electro-hydraulic actuation, [12] electro-mechanical, [13] pneumatic, [6] [14] [15] electromagnetic ...
Manual – the driver has to perform each gear change using a manually operated clutch; Automatic – once placed in drive (or any other 'automatic' selector position), it automatically selects the gear ratio dependent on engine speed and load; Basically there are two types of engine installation: