The transmission includes an «L» position that allows you to limit the range
of gears the transmission will use, and steering - wheel paddle shifters let you select gears within the range.
The were hints of CVT «ballooning» of the revs as we climbed some of San Francisco's steepest hills, but overall it made a decent impression
of a geared transmission, which Nissan says is thanks to its D - Step Logic.
Not exact matches
Many hybrids, such as the Prius, use a continuous variable
transmission (CVT) that serve up good fuel economy but can result in an buzzy disconnect when accelerating; they effectively have one
gear, or an infinite number
of gears, depending on how you look at it.
A mixer's belts,
gears and even
transmissions make it one
of the most mechanical pieces
of foodservice equipment.
The researchers have identified three different
transmission regimes: a solid - like scenario which transmits torque much like a macroscopic
gear; a liquid - like scenario in which much
of the energy input is lost to friction and an intermediate slipping scenario unique to soft materials which combines aspects
of the solid - like and liquid - like behaviours.
Generations later, the auto industry became the dominant source
of employment with manual
transmission assemblies, steering
gear boxes, and power steering pumps.
With a host
of recent refinements and a four - speed automatic
transmission paired with Chrysler's familiar AutoStick manu - matic
gear selector, it makes a tolerably willing and mellifluous accomplice today.
It's unfortunate I have to describe it that way, but today's eight - and nine - speed
transmissions frequently exhibit a lot
of lag and
gear - hunting.
Since the
gears of the
transmission are lubricated with the engine oil, unlike cars, the
gears can shear the molecules and reduced the effectiveness
of oil more rapidly.
That type
of transmission eliminates the bump you feel when a
transmission shifts
gears, and that's nice, but it also means the engine just kind
of groans when you accelerate aggressively.
My wild guess on this is that over time the
transmission fluid is draining out
of the hydrolic actuators that shift
gears and that I have to rev the engine up to push that fluid back into the lines.
The PDK dual - clutch automatic
transmission clicks through its seven
gears with the speed
of a firing pin, and the punch
of every shift hits harder as you tap into Sport and Sport Plus modes.
Because Two - Mode is a second - generation approach conceived by
transmission experts instead
of engine specialists, gasoline and electric power sources are more ingeniously combined with fixed and variable
gear ratios to achieve higher efficiency over a broader range.
If the tabs were to fracture and separate, the shift lever and the actual position
of the
transmission gear may not match.
The ratios
of the 5 - speed manual
transmission's lower
gears are relatively tall, making for a leisurely launch.
A broken
transmission cable that doesn't allow the Charger to shift out
of second
gear doesn't help its chances, however.
I'm a huge fan
of manual
transmission, the sense
of involvement and satisfaction given by the manual box is unparalleled (but mind you the only double clutch
gear box I've driven is a Golf GTi, so my thought don't have much credibility XD)
The affected vehicles are equipped with an automatic
transmission that may unexpectedly downshift to first
gear, regardless
of vehicle speed.
In passing maneuvers, the
transmission did a stair - step, two -
gear kickdown rather than hopping directly down a couple
of gears — but at least it pulled ahead in the brief interim
gear rather than bogging down completely.
With that kind
of power at your command — beautifully managed by an eight - speed ZF
transmission with a towering 4.72:1 first
gear — you will instantly notice how great the steering wheel feels in your hands and how precisely it responds to your command.
The Accord's base
transmission remains a manual, which now has six forward
gears instead
of five.
Shifts are smooth and largely unnoticeable, though the
transmission tends to err on the side
of fuel economy and low rpm when it comes to
gear choices.
If you don't wait for it to drop then you either strain your clutch or upset the engine and the car judders before the engine speed matches that
of the
transmission, especially in lower
gears (1st to 2nd, 2nd to 3rd).
The manual
transmission is now a seven - speed — top
gear is past sixth, a dogleg move to the right — and the awkward thumb switches for the PDK dual - clutch automatic are being dropped in favor
of more intuitive paddle shifters.
It shifts a lot and is eager to do so, but that's kind
of the point
of a nine - speed
transmission — it has a lot
of gears to work with, so it's going to work them.
The improved Speedshift MCT seven - speed
transmission always finds the proper
gear on its own in the Track setting, but manual mode lays power down more effectively (though overeager, heavy - footed drivers may still find the lure
of wheel - spinning torque too tempting to resist).
The problem is that the degree
of engine braking varies as the 5 Series»
transmission downshifts through the
gears, so even though you're applying steady pressure to the brake pedal, the deceleration is uneven and you tend to come to an abrupt halt.
It helps that this engine spreads its 177 lb - ft
of torque across a broad rpm range, and the automatic
transmission swaps
gear ratios not only quickly but also smoothly.
It's night and day compared to Mercedes» tuning
of this
transmission; the CLA and GLA can be downright unpleasant in stop - and - go traffic as the gearbox hunts and slams between
gears.
With this design, you lose the ingrained and perfectly natural feedback
of a turn signal that's still on and a
transmission that's in the
gear you want.
Popping out
of gear is also an issue that would be caused by internal problems in your
transmission.
Instead
of a conventional
transmission lever, the SLS features a small T - handle
gear selector.
The problem: A wave plate in the automatic
transmission may crack or fracture, resulting in a loss
of 3rd, 5th and Reverse
gears.
You can select the Torque Gauge in the dash display, and watch it churn 150 lb - ft
of torque in all eight
gears as the
transmission seeks to up - shift into the next
gear like a college student seeks the next bar.
The six - speed automatic made a couple abrupt shifts during a day
of driving, but
gear changes were otherwise smooth and the
transmission readily kicked down a few
gears for more passing power.
Dialed to such settings, the
transmission — a new eight - speed version
of Porsche's dual - clutch PDK automatic — can occasionally ram into
gears with unexpected suddenness, but it's an otherwise seamless unit, downshifting two or three
gears at once when you hit the gas at cruising speed.
After chatting with a couple
of Audi's pro drivers, I elected not to use the shift paddles and just let the
transmission choose the
gears.
The automatic
transmission complements the engine by willingly kicking down a
gear — or a bunch
of gears — when you step on the gas pedal.
The engine wound up smoothly toward its redline, the
transmission snapped between
gears with the immediacy
of a sports car, and the big brakes bit down wickedly hard when I came to a series
of mild chicanes.
Replacing last year's six - speed, the new eight - speed
transmission smoothly moves up the
gears and kicks down quickly, with little jarring when you want some more
of those 429 horses.
The so - called 9G - Tronic
transmission is very eager to upshift on the highway to keep fuel economy numbers high (Mercedes expects a 20 percent improvement over the GLK), but there's plenty
of low - end torque in every
gear to keep the GLC on the move.
With a roll on the throttle, we're roaring through the
gears of McLaren's seven - speed dual - clutch
transmission and onto the highway, eyes wide and palms dampening the cushy, blessedly button - free Alcantara steering wheel.
I don't understand
transmissions well enough to comprehend the subtle differences, but I do know the CVT has the option
of infinite
gear ratios, which means it can't possibly be a traditional «
gear»
transmission.
I have a feeling it may be
transmission related as when it occurs, I shift into neutral and I send the RPMs up to 4000, it is only when it is in
gear it starts to surge after about 1 hour
of use.
«If you want to pull away quickly, you'd better really push the accelerator because there's lots
of turbo lag and the
transmission likes to avoid first
gear,» Blackwell explains.
One
of the unique features
of this particular hybrid system is that doesn't need a conventional
transmission and uses a multi-mode single fixed
gear ratio to put power down to the wheels.
The number
of times you use the shifter will not be altered by moving the
transmission out
of gear.
The trunk is tiny, despite the absence
of even a space - saver spare, but our main quarrel is with the six - speed manual
transmission that harnesses electrohydraulic technology to change
gears in the paddle - shift and automatic modes.
However, you can't fit an Alcantara
gear lever gaiter on cars equipped with the dual - clutch «box — the short stubby lever that the semi-auto
transmission comes with sprouts from the centre console without any need
of a fabric or leather covering.
Good answer, also think about racing cars moving to «auto»
transmissions - when they were manual the time for a gar change meant that the wheels were not getting power - even a 1 second
gear change with 2000
gear changes a race meant 2000 seconds
of no power - these CVT etc avoid this...