SMG stands for Sequential Manual Gearbox. It’s actually the same manual gearbox that is found in the cars with a clutch pedal, but instead of having the clutch foot operated, it has the clutch electro-hydaulically operated via a pump and wired to computers.
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What transmission is in the E46 M3?
The transmission options for the M3 were a 6-speed manual or the 6-speed “SMG-II” automated manual transmission.
What transmission does BMW M3 have?
The standard version of the current M3 is a rear-drive 473-hp sedan available only with a six-speed manual transmission. Opt for the 503-hp M3 Competition, and you’ll have to settle for an eight-speed automatic.
How much does a BMW E46 transmission weigh?
The transmission is rated for 310 Nm (229 lbf ·ft) of torque. The transmission weighs ~39 kg (86 lb), and holds 1.3 litres of transmission fluid. Using different bell housings, the transmission was fitted to many different BMW engines.
Can SMG drive like automatic?
There is no clutch pedal. As well, the SMG is capable of operating completely automatically if desired. Die-hard manual transmission enthusiasts may find it hard to believe that an electronically-controlled transmission without a clutch pedal could be more satisfying than a traditional manual gearbox.
How do you drive an SMG?
Why did BMW get rid of DCT?
The real reason is that the ZF eight-speed is more efficient and easier to calibrate for ultimate efficiency. And because efficiency is more important than almost all else in today’s automotive climate, the DCT is a casualty of the times. There’s also the fact that BMW M will soon be making a jump to electrification.
Does M3 have DCT?
There’s Actually a Good Reason BMW Doesn’t Offer a DCT in the M3 and M4. BMW has decided to use the ZF eight-speed torque-converter automatic instead of the DCT unit we are used to seeing on the previous generation M-cars.
How does BMW Steptronic transmission work?
How It Works. The basic functions of the Steptronic transmission include a fully automatic drive mode, a manual/sport drive mode that allows for higher engine revving before shifts, and a manual shift mode that allows the driver to manually shift gears.
When did BMW stop using SMG?
In 2005, ZF had reached the end stages of development of a 7 speed dual-clutch transmission. The official announcement came mid-September; the same time BMW pulled the plug on the SMG in the 3 series.
What does SMG mean on a BMW M3?
To these options, add BMW’s second-generation sequential manual gearbox (SMG), a $2472 option on the $47,771 M3.
What BMWS had SMG?
The SMG II found in the E46 M3 is based heavily on the Getrag six-speed found in three-pedal versions of the car. When these cars were new, their buyers, many of whom were still riding high on the money they made during the dot-com boom, opted for the latest, fanciest tech for their new sports car.
What is a ZF 5-speed transmission?
The ZF5 transmission is a 5-speed, manual transmission that is in Ford Trucks and SUVs between 1987 and 1995. This transmission appears in both gas and diesel versions of the vehicles with better street performance than the older 4-speed T-19.
How many gears does E46 M3 have?
The U.S. received the first SMG in the 2001 E46 M3. This system was referred to as SMG 2. The 6-speed manual gearbox manufactured by Getrag, operated in automated “A” mode and performed similar to an automatic transmission or in sequential “S” mode, which allows the operator to shift manually through the gears.
How much horsepower does a E46 have?
The BMW M3 E46 generation left the BMW factory in Regensburg with 333 hp and 268 lb-ft of torque.
What defines a SMG?
submachine gun, lightweight automatic small-arms weapon chambered for relatively low-energy pistol cartridges and fired from the hip or shoulder. Most types utilize simple blowback actions. Using cartridges of such calibres as .
What is a sequential gear shifter?
Sequential shift also known as “Tiptronic-style” automatic. Although the name sounds fancy it is simply an automatic transmission with the ability for the driver to change gears up or down (without a clutch) as desired.
What is BMW DCT?
There is no doubting the popularity of BMW M’s DCT (Dual-Clutch Transmission), a multi-speed transmission system that uses two separate clutches for odd and even gear sets. In fact, for those drivers who owned M cars with it, they were absolutely in love!
How do you drive a BMW m5 SMG?
What is an electronically controlled manual transmission?
According to a preferred embodiment of the present invention, an electronically controlled shift system comprises a manually operated shift lever for selecting a gear, a transmission control module connected to the shift lever for receiving an electrical input signal indicative of a selected gear and a dual motion …
How long do DCT transmissions last?
The dual-clutch system is a robust, smooth and efficient transmission. If used properly, it should last 10 years without a problem, even with hard driving.
Is DCT unreliable?
Automatic transmission cars are generally reliable cars and both DCT automatic and CVT automatic cars are similar in terms of reliability and maintenance costs. However, both DCT and CVT automatic gearboxes will require a complete replacement of the gearbox in case of damage.
How reliable is BMW DCT?
DCT is a very strong unit. It is rated for 9000rpm and 400lb-ft of torque. BUT strong doesn’t mean reliable. At the end, it is more complicated than the MT, and more complicated means less reliable.
Is DSG and DCT same?
The Dual-Clutch Transmission (DCT) also termed as Direct-Shift Gearbox Transmission (DSG), is a widely popular transmission system in current mainstream cars.
How fast is BMW DCT?
History of the 7-speed M Double-Clutch Transmission (DCT) The 7-speed M DCT is the BMW transmission system that allows for fast gear change. It is capable of reaching 9,000 RPM without interference to the tractive forces like power and traction.