Chrysler Canada

All-new 2018 Jeep® Wrangler Combines Legendary 4×4 Systems With Advanced, Fuel-efficient Powertrains

November 29, 2017

, Los Angeles

The all-new Jeep® Wrangler will offer twin opposite gasoline engines, one diesel engine and 4 opposite powertrain combinations.
A 3.0-liter V-6 EcoDiesel engine will be permitted on Wrangler 4-door models starting in 2019. The all-new 2.0-liter turbocharged inline four-cylinder engine with eTorque record is discretionary while a proven, fuel-efficient 3.6-liter Pentastar V-6 engine is customary with Engine Stop-Start (ESS).
“The all-new Jeep Wrangler will offer 3 opposite engines, including a 3.0-liter EcoDiesel V-6, for vastly softened fuel efficiency,” pronounced Bob Lee, Vice President and Head of Engine, Powertrain and Electrified Propulsion Systems Engineering, FCA – North America. “Additionally, a eight-speed smoothness is permitted to serve raise a drivability and potency of Jeep’s off-road icon.”
Legendary go-anywhere Jeep capability
The idol of a Jeep brand, a new 2018 Wrangler, is a many able sport-utility car (SUV) ever, with twin modernized permitted driveline systems charity unmatched capability no matter a conditions. 
Wrangler Sport and Sahara models are versed with a Command-Trac 4×4 system, featuring a part-time, two-speed send box with a 2.72:1 low-range rigging ratio.
Rubicon models are versed with a Rock-Trac 4×4 system, featuring a two-speed send box with a 4:1 low-range rigging ratio, front and back next-generation Dana 44 axles, Tru-Lok electric front- and rear-axle lockers, and electronic lean bar disconnect.
A new Selec-Trac two-speed send box with full-time four-wheel-drive (4WD) mode permitted on a Sahara indication offers continual energy to a front and back axles and is easy to use.
Available Trac-Lok limited-slip back differential provides additional torque and hold during slippery, low-traction situations, such as pushing over sand, gravel, sleet or ice.
The Command-Trac 4×4 complement with a NV241 send box helps get by any off-road deterrent and any continue condition. This 4×4 complement can be intent even while in suit – adult to speeds of 55 miles per hour (mph) and facilities a 2.72:1 low operation for stone crawling, and has a ability to be prosaic towed while in neutral. Wrangler Sport and Sahara models versed with a customary six-speed primer smoothness advantage from a 48.18:1 yield ratio, while Sport and Sahara models with a eight-speed involuntary smoothness underline a 44.20:1 yield ratio.
Standard on Wrangler Rubicon models, a Rock-Trac 4×4 complement with an extended NV241 OR send box offers even some-more capability and a 4:1 low rigging ratio. Wrangler Rubicon’s off-road bravery is bolstered by all-new Tru-Lok electronic locking differentials and an electronic front sway-bar disconnect.
Wrangler Rubicon models versed with a customary six-speed primer smoothness exaggerate an 84.2:1 yield ratio. Rubicon models with a eight-speed involuntary smoothness underline a 77.2:1 yield ratio.
New Selec-Trac two-speed send box with full-time 4WD mode
For a initial time in Wrangler’s history, a Selec-Trac two-speed send box with full-time 4WD and a low operation is permitted on Sahara models. This new full-time two-speed send box is discerning and allows a motorist to set it and forget it while constantly promulgation energy to a front and back axles.
Drivetrain choices
Three opposite engines – twin gasoline and one diesel – will be available, while an all-new customary six-speed primer smoothness and new discretionary eight-speed involuntary smoothness are available. The proven, fuel-efficient 3.6-liter Pentastar V-6 engine is customary with ESS.
2.0-liter turbocharged inline four-cylinder engine
The all-new 2.0-liter turbocharged inline four-cylinder engine with eTorque record is rated a best-in-class 270 horsepower and 295 lb.-ft. of torque and corresponding to a new eight-speed involuntary transmission. The 2.0-liter turbocharged inline four-cylinder engine’s torque outlay surpasses that of a V-6 engine charity in Wrangler. An all-new eTorque complement improves fuel economy, launch opening and motorist comfort during start/stop operations.
The eTorque system’s hybrid functions embody automobile stop/start, electric energy assist, extended fuel shut-off, smoothness change management, intelligent battery charging and regenerative braking. Both a engine and fuel upsurge might be incited off during stops, coasting or when a engine is decelerating.
The all-new 2.0-liter I-4 engine facilities a twin-scroll, low-inertia turbocharger with an electronically actuated rubbish embankment for well-developed responsiveness and performance, even while traversing over formidable terrain. The turbo is mounted directly to a cylinder conduct to urge durability. A dedicated cooling circuit lowers a heat of a intake air, stifle physique and turbocharger.
The 2.0-liter turbocharged I-4 engine is partial of a Global Medium Engine settlement family and facilities Double Over Head Camshafts (DOHC), twin eccentric camshaft timing and a cooled empty gas recirculation (C-EGR) system. This is a initial time that a total use of a twin-scroll turbocharger, C-EGR system, Central Direct Injection and a eccentric glass cooling intake of air, stifle physique and turbo have been employed together. This multiple of technologies enables a high levels of opening and reduces fuel consumption.
Direct injection, joined with turbocharging, enables some-more fit explosion and increasing performance. The 2.0-liter I-4 engine’s fuel siphon reserve a engine’s 2,900-psi high-pressure common-rail injection system. These high pressures furnish softened fuel atomization and concede for some-more accurate fuel smoothness than pier fuel-injected systems, that in spin improves both opening and efficiency.
A non-static banishment two-stage oil siphon provides high oil vigour underneath high speed and load, though switches to a low-pressure mode for softened fuel economy during customary pushing conditions. The piston cooling jet operation is managed by a two-stage oil siphon to raise fuel economy underneath normal pushing conditions while improving continuance underneath demanding, high-load engine operation. A vast ability oil cooler extends a oil change interlude and ensures engine durability.
The expel aluminum amalgamate cylinder conduct facilities a executive injector and high decrease intake ports. This multiple provides increasing assign suit and offset airflow for softened fuel potency and performance. Cast-aluminum pistons with a 10:1 focus ratio have 4 valve pockets to accommodate a twin Variable Valve Timing (VVT) system. Each cylinder gimlet is propitious with gallery-mounted piston oil squirters to extent piston temperatures, revoke hint hit and boost piston durability.
The 2.0-liter I-4 engine facilities a low-pressure, silt cast-aluminum retard with cast-in iron liners. The gimlet hole is 84 mm and a cadence is 90 mm. Total banishment is 1,995 cc.
A water-cooled, integrated empty plural helps revoke turbo estuary temperatures while providing increasing engine reliability.
An inverted tooth primary sequence drives both a intake and empty camshafts and minimizes noise. Camshafts are robotically fabricated regulating vale shafts and have discriminating cam journals to revoke weight and urge continuance for start-stop engine operation. The use of vale shafts provides a 3.5 lbs. weight rebate when compared to an homogeneous plain shaft.
Select-fit categorical and rod orientation capacitate reduced clearances to assistance revoke complement oil direct and oil pumping effort. In addition, floating piston pins implement Diamond Like Coating (DLC) for reduced friction.
The ignition complement includes a high-energy ignition curl for softened fuel potency and precious-metal hint plugs with iridium and gold yield continuance durability. Located in a core of a cam cover, a hint plugs are simply permitted when use is required. Sodium-filled empty valves and plasma-coated piston rings also assistance extend a engine’s life and accelerate durability.
3.6-liter Pentastar V-6 engine with ESS
Engineered to yield a extended torque rope with a concentration on low-end torque, a 3.6-liter Pentastar V-6 engine is rated during 285 horsepower and 260 lb.-ft. of torque. ESS is now customary on all Wrangler models versed with a 3.6-liter Pentastar V-6 engine. An all-new six-speed primer smoothness is customary on all Wrangler models versed with a 3.6-liter Pentastar V-6, and a new eight-speed involuntary smoothness is optional.
Known for a refinement, power, potency and adaptability, there are some-more than 5 million 3.6-liter V-6 Pentastar engines on a highway today. The 2018 Jeep Wrangler advantages from a renouned V-6 engine’s low-range torque, that is indispensable when out on a trails or whenever a conditions call for it. 
The 3.6-liter Pentastar V-6 engine employs a two-step variable-valve lift (VVL) cooled exhaust-gas dissemination (EGR) and innovative weight-reduction strategies that boost a engine’s potency and performance. The complement is designed to sojourn mostly in low-lift mode until a patron final some-more power, afterwards it responds by switching to high-lift mode for softened combustion. The outcome is reduction altogether pumping work, that on a own, helps urge fuel economy.
ESS, that is now customary apparatus on all 3.6-liter Pentastar V-6 engines in Wrangler, is driven by a high-speed and high-durability starter, that reduces holder time for quicker restarts. With ESS, acceleration is always aligned with motorist inputs. Passive accelerator focus is met with totalled stifle response; tough inputs trigger assertive starts. There’s no watchful for either.
How ESS works:

  • Engine controls constantly guard car speed
  • When a car brakes to a stop, fuel upsurge is cut and a engine turns off to urge fuel economy
  • Robust batteries say other car systems so in-cabin comfort is unaffected
  • The engine automatically restarts when a stop pedal is released

If a motorist chooses to abandon a advantages of ESS, a underline can be deactivated with a pull of a button, afterwards reactivated when a car is restarted around a pull symbol starter.
3.0-liter V-6 EcoDiesel engine with ESS
The 3.0-liter EcoDiesel engine will be permitted starting in 2019. Wrangler four-door models will offer a 3.0-liter EcoDiesel V-6 engine, rated during 260 horsepower and 442 lb.-ft. or torque, with ESS standard. A new eight-speed involuntary smoothness is customary and was designed to hoop an increasing torque output.
FCA US engineers blending a engine – made by FCA-owned V.M. Motori – to accommodate a NAFTA region’s regulatory requirements.
The EcoDiesel V-6 engine implements new turbocharger record with a low-friction temperament designed for low finish and transitory performance. The third-generation EcoDiesel V-6 engine also facilities low-friction pistons to urge fuel economy and revoke hothouse gas emissions and an extended explosion complement – new injector nozzle, piston play and heat block with integrated explosion vigour sensor to optimize combustion.
The EcoDiesel’s fuel siphon reserve a engine’s 2,000-bar (29,000-psi) high-pressure common-rail injection system.
The engine also advantages from MultiJet 2 technology, that enables Injection Rate-Shaping – fuel injection that is modulated to lessen sound and urge low-speed stifle response, while shortening fuel consumption.
The system’s high-dispersion nozzles and advanced-technology servovalve can accommodate adult to 7 fuel-injection events per cylinder cycle.
Proven eight-speed transmission
The new 2018 Jeep Wrangler offers a FCA US-manufactured TorqueFlite eight-speed involuntary transmission, enabling a car to optimize engine outlay while on a trails or enjoying smooth, fit energy smoothness during highway speeds. The eight-speed involuntary is permitted on all Jeep Wrangler models.
Wrangler four-door models versed with a 3.0-liter V-6 EcoDiesel engine utilizes an even some-more strong chronicle of a eight-speed involuntary smoothness to hoop a towering torque output.
As in other FCA US vehicles, a Wrangler’s eight-speed involuntary smoothness offers a manageable pushing experience. Whether travelling during a week or stone crawling on a weekend, business will suffer a smooth, linear energy smoothness and softened fuel efficiency.
A singular set of twin overdrive ratios urge highway fuel economy and revoke altogether noise, quivering and rudeness (NVH) levels.
The entirely electronic, eight-speed involuntary smoothness facilities a on-the-fly shift-map changing with Auto Stick primer change capability.
The worldly smoothness program relies on many submit parameters to establish a suitable pushing conditions and adjusts change settlement in response to these pushing conditions to offer a best probable fuel economy and drivability balance. The outcome is involuntary changeable ideally attuned to a opening mandate of roughly any pushing demand.
The transmission’s rigging ratios means a right response during a right time, from crawling over obstructions on a route to well-spoken energy smoothness during highway speeds, a product of smaller ratio stairs between a gears.

The ratios are:

1st – 4.71 
2nd – 3.14 
3rd – 2.10
4th – 1.67 
5th – 1.29
6th – 1.00
7th – 0.84
8th – 0.67
Rev – 3.30
The Jeep Wrangler’s eight-speed involuntary smoothness provides a some-more manageable pushing knowledge with quicker acceleration and smoother shifting. The far-reaching ratio widespread delivers an assertive initial rigging ratio of 4.71 for low-end opening and tiny rigging ratio stairs yield well-spoken transitions from gear-to-gear.
However, a Jeep SUV isn’t a Jeep SUV unless it delivers higher off-road performance. Uniquely matched to a mandate of a Wrangler Rubicon model, a eight-speed involuntary smoothness delivers a 77.2:1 yield ratio setting. The softened 4×4 opening advantages from a 4.71 first-gear ratio joined with a 4.1:1 final expostulate to broach unmatched capability.
All-new, fun-to-drive six-speed primer transmission
New 2018 Jeep Wrangler models are versed with a customary six-speed primer transmission. This smoothness facilities a singular settlement that facilities new rigging ratios for softened yield ratio performance, a new rigging pattern, and a cable-operated change settlement that eliminates transformation and improves sound isolation.
The revised change settlement now facilities softened change accuracy, a some-more gentle changeable position and 50 percent shorter shifter throws than that of a effusive Wrangler model.
A 4.41 ratio widespread offers softened fuel potency during faster speeds and delivers discerning acceleration with smooth, accurate change quality.
The ratios are:

1st – 5.13
2nd – 2.63 
3rd – 1.54
4th – 1.00
5th – 0.81 
6th – 0.72
Rev – 4.49
About Jeep Brand
Built on some-more than 75 years of mythological heritage, Jeep is a authentic SUV with class-leading capability, craftsmanship and flexibility for people who find unusual journeys. The Jeep code delivers an open invitation to live life to a fullest by charity a full line of vehicles that continue to yield owners with a clarity of certainty to hoop any tour with confidence.

The Jeep car lineup consists of a Cherokee, Compass, Grand Cherokee, Renegade and Wrangler. To accommodate consumer direct around a world, all Jeep models sole outward North America are permitted in both left and right-hand expostulate configurations and with gasoline and diesel powertrain options.

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