Segment:
Compact SUV / Off-Road Vehicle
Brand Perception:
Iconic off-road capability, ruggedness, and open-air driving experience.
Competitors Era:
Toyota FJ Cruiser, Hummer H3, Nissan Xterra
Design Philosophy:
Body-on-frame construction, solid axles (front and rear), removable doors and top for ultimate open-air experience.
Target Audience:
Off-road enthusiasts, adventure seekers, individuals valuing ruggedness and customization.
Powertrain:
Engine, Transmission, Drivetrain (4WD Systems)
Chassis:
Suspension, Steering, Brakes, Frame
Electrical:
Wiring Diagrams, Lighting, Power Accessories, Powertrain Control Module (PCM), Body Control Module (BCM)
Body And Trim:
Interior Components, Exterior Body Panels, Convertible Top System
Maintenance:
Scheduled Maintenance, Oil Changes, Filter Replacements, Fluid Checks and Top-offs
Diagnostics:
Troubleshooting Guides, Symptom-Based Diagnosis, DTC (Diagnostic Trouble Code) Interpretation
Repair:
Component Removal and Installation, System Overhauls, Component Overhaul Procedures
Specifications:
Torque Specifications, Clearances, Fluid Capacities, Electrical Specifications
Depth:
Comprehensive: From routine maintenance and diagnostics to complete component overhauls and system diagnostics.
Engine Code:
3.8L V6 (JKU, JKU Sport, X, Sahara, Rubicon trims)
Engine Type:
Naturally Aspirated OHV V6
Displacement:
3778 cc (230.5 cubic inches)
Bore X Stroke:
96.0 mm x 86.0 mm (3.78 in x 3.39 in)
Horsepower:
202 hp @ 5200 rpm
Torque:
237 lb-ft @ 4000 rpm
Fuel Delivery:
Sequential Multi-Port Fuel Injection (MPI)
Fuel Type:
Unleaded Regular Gasoline (87 octane recommended)
ECU:
Chrysler NGC (Next Generation Controller)
Emissions Control:
Catalytic Converter, Secondary Air Injection (on some models)
Type:
6-Speed Manual NSG370
Gear Ratios 1-6:
4.46, 2.41, 1.59, 1.19, 1.00, 0.75 (approximate)
Reverse Gear:
4.00 (approximate)
Type:
4-Speed Automatic 42RLE
Gear Ratios 1-4:
2.80, 1.57, 1.00, 0.75 (approximate)
Type:
NV241GHD Command-Trac (2-speed part-time)
Front Axle:
Dana 30 Solid Front Axle
Rear Axle:
Dana 44 Solid Rear Axle (Standard on Rubicon, Optional on others)
Axle Ratios:
3.73:1 (Standard), 4.10:1 (Rubicon)
Manual Fluid Type:
Mopar NV T-3500 Synthetic Gear Lubricant (or equivalent SAE 75W-85)
Automatic Fluid Type:
Mopar ATF+4 (MS-9602)
Transfer Case Fluid Type:
Mopar NV T-3500 Synthetic Gear Lubricant (or equivalent SAE 75W-85)
Wheelbase:
95.4 inches (2423 mm)
Length:
169.2 inches (4300 mm)
Width:
73.4 inches (1864 mm)
Height:
72.4 inches (1839 mm)
Ground Clearance:
10.5 inches (267 mm)
Passenger Volume:
91.1 cu ft (2579 L)
Cargo Volume Behind Rear Seat:
13.4 cu ft (380 L)
Cargo Volume With Rear Seat Folded:
56.7 cu ft (1606 L)
Curb Weight:
Approx. 4,000-4,300 lbs (1814-1950 kg) depending on configuration
Towing Capacity:
2,000 lbs (907 kg)
Tire Size Standard:
225/75R16 (X/Sport trims)
Tire Size Optional:
255/75R17 (Sahara), 245/75R17 (Rubicon)
NHTSA Rollover Resistance:
4-star (for 2-door models)
Stability Control:
Electronic Stability Control (ESC)
Traction Control:
Traction Control System (TCS)
Braking System:
Anti-lock Braking System (ABS) with Electronic Brake-force Distribution (EBD)
Off Road Features:
Rock-Trac 4WD system (Rubicon), Dana 44 rear axle (Rubicon), electronic locking front and rear differentials (Rubicon), electronic disconnecting front sway bar (Rubicon)
Airbags:
Driver and front passenger airbags
Seat Belts:
Three-point seat belts with pretensioners
Body Structure:
High-strength steel frame and body construction
Audio System:
Available SiriusXM Satellite Radio, AM/FM stereo with CD player, MP3 capability, and auxiliary input jack.
Navigation:
Optional Uconnect Navigation system available on higher trims.
Connectivity:
Bluetooth connectivity for hands-free calling and audio streaming (optional).
Cruise Control:
Standard cruise control
Instrument Cluster:
Analog gauges with integrated digital information display.
Oil Change:
Every 3,000-6,000 miles (5,000-10,000 km) or every 6 months, based on driving conditions (refer to manual for severe vs. normal)
Engine Oil Filter:
Replace with every oil change
Engine Air Filter:
Inspect every 15,000 miles (24,000 km), replace as needed.
Cabin Air Filter:
Inspect every 15,000 miles (24,000 km), replace as needed (if equipped).
Transmission Fluid Change:
Automatic: Every 100,000 miles (160,000 km) under normal conditions. Manual: Check for leaks, fluid replacement typically only during repair.
Coolant Flush:
Every 100,000 miles (160,000 km) or 5 years
Spark Plugs:
Typically 100,000 miles (160,000 km) for platinum/iridium plugs
Engine Oil Capacity:
5.0 US quarts (4.7 Liters) with filter change
Engine Oil Viscosity:
5W-20 (API certified)
Coolant Type:
Mopar OAT (Organic Additive Technology) Antifreeze/Coolant, Blue
Power Steering Fluid Type:
ATF+4 (Mopar)
Common Wear Items:
Clutch wear (manual transmission), front sway bar links, ball joints, exhaust system components.
Electrical Gremlins:
Occasional reports of intermittent issues with power windows, door locks, and TIPM (Totally Integrated Power Module) failures.
Engine 3.8L:
Known for being somewhat underpowered for its size and weight; lifter tick can be present on some units.
Oil Leaks:
Valve cover gasket leaks can occur with age and mileage.
Lineage:
Direct descendant of the original Willys military Jeep, embodying ruggedness and go-anywhere capability for over 75 years.
Generation:
JK Generation (introduced for the 2007 model year)
Key Changes Jk:
First Wrangler generation with a unibody (JKU) variant, wider track, improved on-road manners while retaining off-road prowess, introduction of the 3.8L V6 engine.
Manufacturing Location:
Toledo, Ohio, USA
Model Years Produced:
2007-2018 (JK Generation)
