The new 3.6-liter V6 engine improves the driving dynamics and ride comfort on the road Jeep icon ensuring efficient consumption and a higher power output and torque. The new 3.6 petrol is available in combination with an upgraded automatic transmission to ensure the smoothest shifts and high performance. Quieter and performance on the road unknown to earlier versions are combined with off-road ability further improved. The new petrol engine alongside the 2.8-liter turbodiesel. The marketing in Italy will start in the first quarter of 2012. On the Italian market, the new 3.6-liter versions will be equipped on Sahara and Rubicon Jeep Wrangler and Jeep Wrangler Unlimited. In Frankfurt, the American brand presents its new 3.6-liter V6 engine that will equip Pentastar Jeep Wrangler and Jeep Wrangler Unlimited . Jeep Wrangler is the icon of the Jeep and 4 × 4 skilled appreciated worldwide for its outstanding off-road ability and his unique personality. With the introduction of the new 3.6-liter V6 gasoline engine, the Jeep Wrangler further enhances ride comfort on the road and maintain off-road performance. Combined with the five-speed automatic transmission, the new 3.6-liter V6 engine provides more power and fuel efficiency. Jeep Wrangler shares new gasoline engine and automatic transmission with award-winning Jeep Grand Cherokee, flagship of the Jeep.
The Pentastar 3.6-liter V6 engine equipped Jeep Wrangler in conjunction with the upgraded automatic transmission provides better performance on the road. The new engine develops an output of more than 42%, 10% more torque and ensures lower fuel consumption by 5% in the combined cycle compared to the previous 3.8 petrol. Even the legendary off-road capability reaches a new level of excellence with the introduction of the new engine Pentastar.
"Jeep Wrangler, a true icon and 4 × 4 more skillful in the world, has a new heart and at the same time maintains its soul," said Mike Manley, President and CEO - Jeep Brand and Chief Operating Officer Asia, Chrysler Group LLC . 'With the new 3.6-liter V6 engine, the Jeep Wrangler is unstoppable able to offer a driving experience completely new road, improved comfort and performance in full of the most power and torque and more fuel efficient ".
"Available in 2 and 4 door Jeep Wrangler is the perfect combination of functional design, freedom of open-top driving, improved road comfort and exclusive 4 × 4 systems can provide exceptional off-road performance. Once again, the Jeep Wrangler sets the standard reference in the segment and provides customers with a car capable of undertaking any adventure " , said Manley.
The 3.6-liter V6 engine Pentastar Chrysler Group has been recently included in the ranking of "10 best engines" by the U.S. car magazine Ward's. The new Wrangler range of engine delivers an output of 284 hp (209 kW) and torque of 347 Nm, fuel consumption compared to the previous 3.8-liter V6 engine.
To ensure smoother gear changes and high performance, the system of 4-speed automatic transmission fitted on the petrol version of the Jeep Wrangler has been replaced by the 5-speed automatic transmission. The new Jeep Wrangler also features the first application of a manual transmission to the Pentastar V6 engine (the engine in Italy Pentastar will be available exclusively in conjunction with automatic transmission).
The Jeep Wrangler and Jeep Wrangler Unlimited confirms the offer made by the three levels of Sport setting, Sahara and Rubicon (In Italy the version with 4 doors, Jeep Wrangler Unlimited is available exclusively in the Sahara and Rubicon productions). Completely renovated last year thanks to new models introduced interiors 2011, the Jeep Wrangler will be able to excite fans of the Jeep brand and win the attention of new customers.
Engine 3.6-liter V6Pentastar
Compact and lightweight, the Pentastar V6 3.6-liter engine is an aluminum which has a weight reduction of over 40 kg compared to the previous 3.8-liter V6 engine with cast iron block. The Pentastar is an extremely quiet engine and features one-piece cast aluminum high pressure cylinders bored with cast iron and aluminum cylinder heads. The engine has been designed to meet future emission regulations in the various markets around the world. It 'also compliant with Euro 5. The 3.6-liter V6 engine is produced in the factory in Trenton, Michigan (USA).
Drivelines
Available gasoline engine combined with the new Jeep Wrangler, the A580 automatic transmission ensures more effective and fluidity in the choice of gears in the entry. Thanks to many reports, the system of automatic five-speed transmission allows the engine to work on a more efficient and reduce engine speed, at the same time, consumption. The largest number of reports also allows the engine to keep the maximum values of the torque curve, resulting in increased performance in acceleration. The two-door version of the Jeep Wrangler recorded acceleration 0-100 km / h in 8.1 seconds with an increase of 37%. Thanks to a first gear with a higher ratio, Jeep Wrangler provides further improved off-road ability, guaranteed through the increased value of available torque to the wheels.
The device Electronic Range Select, which provides the possibility to choose between fully automatic or manual sequential shifting via the lever to the right or left, is standard on versions equipped with automatic transmission. The electronic stability control (ESC) has been optimized to work easily in conjunction with the new 3.6-liter V6 engine Pentastar.
The proven six-speed manual transmission NSG 370 has been equipped with a new clutch housing, flywheel and clutch mechanism. Developed specifically for the new Jeep Wrangler, these improvements are the result of the adaptation process of the manual transmission the new 3.6-liter V6 engine (six-speed manual transmission will not be available in Italy in conjunction with its gasoline Pentastar 3.6).
The five-speed automatic transmission is manufactured at its plant in Kokomo, Indiana (ITP2). The production of the manual six-speed transmission capabilities in Gaggenau, Germany.
Design
Jeep Wrangler offers exceptional off-road capability, legendary all-wheel drive systems and is the result of an expertise that the Jeep brand developed in seven decades of leadership in the 4 × 4. Jeep Wrangler has a chassis frame, suspension front and rear five-point anchorage, rigid axles and electronic locking differential. Depending on the engine and optioned version, the icon Jeep now provides two ways of transmission: six-speed manual transmission and an automatic five-speed. After equipped with a new engine, Jeep engineers have optimized the structure of Jeep Wrangler chassis frame with enhanced noise. The introduction of the new engine with five-speed gearbox in combination with the new calibration of the suspension have helped to ensure improved performance on road and off road.
The quieter inside the car is the result of interventions made to the support system of the powertrain, the best insulation fireproof protection that isolates the engine compartment from the passenger compartment and the introduction of an insulating coating to protect the engine. This improvement represents a first for the Jeep Wrangler. All these measures have allowed the passenger compartment is acoustically isolate the engine vibrations from those coming from the road surface.
From the outside the engine idle is barely noticeable. All the accessories are installed directly on the new engine 3.6 Pentastar without using stirrups. In this way, all components, including the power steering pump, alternator and compressor air-conditioning system are securely fastened, they absorb more vibration, reducing noise.
The dampers have been recalibrated to ensure an optimum balance between road handling and performance in extreme off-road.
Axles and systems 4 × 4
Jeep Wrangler on the various reports are now available to the bridge to allow customers to optimize fuel economy and performance. 3.21 or 3.73 ratios are provided based on the version chosen. Jeep Wrangler has a towing capacity up to 2,500 kg.
Sport and Sahara versions have front axle Dana 30 and Dana 44 rear axle of the powerful. The all-wheel drive part-time Command-Trac NV241 insertable 'shift-on-the-fly' two-speed ratio of 2.72:1 for the low range is fitted as standard on the sporty and Jeep Wrangler Sahara.
Designed to tackle the toughest off-road, the Rubicon version is equipped Dana 44 axles, high-strength on either the front or the rear. The Rubicon version of the gearbox has off-road Rock-Trac ® NV241 insertable 'shift-on-the-fly' two-speed gear ratio equal to 4.0:1 reduced. The electronic locking differentials front and rear Tru-Lock system and electronic disconnecting stabilizer bar allows you to tackle the most extreme off-road safely.
Engine 2.8-liter CRD turbodiesel
V6 engine The new 3.6-liter engine updates the range of Jeep Wrangler and joins the already available 2.8-liter turbodiesel engine with Stop / Start technology for low fuel consumption. The 2.8 turbo diesel engine develops 200 hp (147 kW) with a 13% increase over the previous 2.8-liter diesel engine. The torque is 410 Nm on versions equipped with manual six-speed transmission and 460 Nm of those matched to a five-speed automatic transmission.
On versions with manual transmission, the diesel engine of the Jeep Wrangler is equipped with technology Stop / Start. This is the first application of this technology on a vehicle of the Jeep brand. The Stop / Start technology reduces fuel consumption and CO2 emissions by intervening on the timing of the engine.
With the stop / start, the engine shuts off when the vehicle is stationary, the shift lever is in neutral and the clutch is released . The engine restarts automatically when you put pressure on the clutch pedal. Drivers can turn off the system by pressing the corresponding button on the dashboard. An icon located in the instrument panel indicates whether the system stop / start is active or inactive.
