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Jeep® Wrangler JK
Specifications

 

General Information

Vehicle Type       2-Door Sport Utility
Assembly Plant   Toledo, Ohio
EPA Class   Multipurpose vehicle
   

Engine:

   

3.8-Liter, OHV, 12-Valve SMPI V6

Availability   Standard
Type & Description   Six-cylinder, 60° V-type, liquid-cooled
Displacement   230.5 cu. in. (3,778 cu. cm)
Bore x Stroke   3.78x3.43 (96x87)
Valve System   OHV, 12 valves, roller followers, hydraulic lifters
Fuel Injection   Sequential, multiport, electronic
Construction   Cast-iron block, aluminum alloy heads
Compression Ratio   9.6:1
Power (SAE net)   205 hp (153 kW) @ 5,200 rpm (53.9 hp/L)
Torque (SAE net)   240 lbs-ft @ 4,000 rpm
Fuel Recommendation   Unleaded regular, 87 octane (R+M)/2
Oil Capacity   6 qt. (5.7L) plus filter
Coolant Capacity   13.36 qt. (12.64L) Std.
Emission Controls   Three-way catalytic converter, heated oxygen sensors, electronic EGR and internal engine features

Meets Tier 2 Bin 5 (federal) and LEV 2 (CA) emission requirements

 

 

Electrical System

   
Alternator   160A
Battery   600 CCA, maintenance-free
 

Transmission:

 NSG 370—Manual, Six-Speed Overdrive
Availability   Standard—All models
Description   Synchronized in all forward gears and reverse, multirail shift system with top-mounted shift lever
Clutch   Hydraulic actuation
Gear Ratios 1st   4.46
Gear Ratios 2nd   2.61
Gear Ratios 3rd   1.72
Gear Ratios 4th   1.25
Gear Ratios 5th   1.00
Gear Ratios 6th   0.84
Gear Ratios Reverse   4.06
Axle Ratio   3.21 Std., 4.10 Opt. (Std. on Rubicon)
Overall Top Gear   2.69 Std., 3.44 Opt. (Std. on Rubicon)
 

Transmission:

42RLE—Automatic, Four-Speed Overdrive

Availability   Optional
Description   Electronic governor, electronically controlled converter clutch
Gear Ratios 1st   2.84
Gear Ratios 2nd   1.57
Gear Ratios 3rd   1.0
Gear Ratios 4th   0.69
Gear Ratios Reverse   2.21
Axle Ratio   4.10
Overall Top Gear   2.83
 

Transfer Case:

   
NV241 Command-Trac
Type   Part-time
Operating Modes   2WD High; 4WD High; Neutral; 4WD Low
Low Range Ratio   2.72:1
Center Differential Type   None
     

Transfer Case:

   

NV241OR Rock-Trac

Type   Part-time, heavy-duty
Operating Modes   2WD High; 4WD High; Neutral; 4WD Low
Low Range Ratio   4.0:1
Center Differential Type   None
  
 

Dimensions And Capacities

   
General Overall Length   152.8 (3,881.2)
Overall Width
(without mirrors)
  73.7 (1872.9)
Overall Height, Hardtop   70.9 (1,800.1)
Wheelbase   95.4 (2,424.1)
Track, Front   61.9 (1,572.3)
Track, Rear   61.9 (1,572.3)
Overhang, Front   26.7 (679.2)
Overhang, Rear   30.6 (777.9)
Maximum Payload
(includes occupants & cargo)
  1,000 lbs. (373 kg)
 
 

Curb Weight

   
Wrangler X, Man. Trans   3,760 lbs. (1,403 kg)
Wrangler X Auto. Trans   3,785 lbs. (1,413 kg)
Wrangler Sahara, Man. Trans   3,951 lbs. (1,475 kg)
Wrangler Sahara, Auto. Trans   3,976 lbs. (1,484 kg)
Wrangler Rubicon, Man. Trans   4,104 lbs. (1,532 kg)
Wrangler Rubicon, Auto. Trans   4,129 lbs. (1,541 kg)
     

Accommodations

   
Seating Capacity, F/R   2/2
Front Headroom   41.3 (1,048.4)
Front Leg Room   41.0 (1,040.3)
Front Shoulder Room   55.8 (1,416.7)
Front Hip Room   55.6 (1,412.8)
Seat Travel   Driver–9.4 (239.5), passenger–9.4 (239.5)
Front Volume Index
cubic ft. (cu. meters)
  54.6 (1,545)
Rear Headroom   40.3 (1,024.6)
Rear Leg Room   35.6 (904.9)
Rear Shoulder Room   61.6 (1,565.9)
Rear Hip Room   44.7 (1,135.6)
Rear Seat Volume Index
cu. ft. (cu. meters)
  48.3 (1,367)
Cargo Liftover Height   27.8 (707.2)
Maximum Cargo Width at Swing Gate Opening   58.7 (1,490.4)
Minimum Cargo Width at Swing Gate Opening   37.0 (939.2)
Maximum Cargo Height at Swing Gate Opening   37.1 (943.5)
Minimum Cargo Height at Swing Gate Opening   37.0 (939.2)
Distance Between Wheelhouses   44.7 (1,135.6)
Cargo Volume
cubic ft. (cu. meters)
Rear Seat Installed
  56.5 cu. ft. (1.60)
Rear Seat Removed   61.2 cu. ft. (1.73)
Behind Rear Seat   17.15 cu. ft. (0.19)
 

Body And Chassis

   
Layout
  Longitudinal front engine, four-wheel drive
Construction   Ladder-type frame, open steel body
     

Suspension

   
Front   Live axle, leading arms, track bar, coil springs, stabilizer bar,
low-pressure (on 16-inch wheel packages) gas-charged shock absorbers—std.; Monotube high-pressure (on 17- and 18-inch wheel packages) gas-charged shock absorbers—std. Rubicon;
Electronic Sway Bar Disconnect System (ASDS) opt.
 
Rear   Live axle, trailing arms, track bar, coil springs, stabilizer bar, low-pressure (on 16-inch wheel packages) gas-charged shock absorbers—std.; Monotube high-pressure (on 17- and 18-inch wheel packages)  gas-charged shock absorbers—std. Rubicon
 
     

Steering

   
Type   Power, recirculating ball with damper
Overall Ratio   16.7:1 overall
Turning Diameter (curb-to-curb)   34.9 ft. (10.62 m.)
Steering Turns (lock-to-lock)   3.5
     

Brakes

   
Availability   Standard—All
Power Assist Type   10 (254) single-diaphragm vacuum
Four-Wheel Anti-Lock with on- and off-road calibrations   Standard
Electronic Stability Program (ESP)   Standard
Parking Brake Type   Drum-in-hat
Front Size and Type   11.9x1.1 (302x28) vented rotor with 2.6 (66) single-piston floating caliper
Swept Area (total front)   190.8 sq. in. (1,230.97 sq. cm.)
Rear Size and Type   12.44x0.47 (316x12) solid rotor with 1.9 (48) single-piston floating caliper
Swept Area (total rear)   55.4 sq. in. (357.6 sq. cm.)
     

Wheels

   
Availability   X Standard
Type and Material   Painted Steel
Size   16x7.0
Availability   X Optional
Type and Material   Painted Cast Aluminum
Size   16x7.0
Availability   Sahara Standard
Type and Material   Painted Cast Aluminum
Size   17x7.5
Availability   Rubicon Standard
Type and Material   Machined Cast Aluminum
Size   17x7.5
Availability   Sahara Optional
Type and Material   Painted Cast Aluminum
Size   18x7.5
     

Tires

   
Availability   X Standard
Size and Type   P225/75R16, On/Off-Road, Black Side Wall
Mfr. and Model   Goodyear Wrangler ST
Revs per Mile (km)   712 (1,146)
Availability   X Optional
Size and Type   P245/75R16, On/Off-Road, Black Side Wall
Mfr. and Model   Goodyear Wrangler SRA
Revs per Mile (km)   687 (1,106)
Availability   Sahara Standard
Size and Type   P255/75R17, On/Off-Road, Outlined White Lettered
Mfr. and Model   Goodyear Wrangler SRA
Revs per Mile (km)   661 (1,064)
Availability   Sahara Optional
Size and Type   P255/70R18, On/Off-Road, Outlined White Lettered
Mfr. and Model   Bridgestone Dueler 693
Revs per Mile (km)   653 (1,051)
Availability   Rubicon Standard
Size and Type   LT255/75R17, Off-Road, Black Side Wall
Mfr. and Model   BFGoodrich Mud Terrain
Revs per Mile (km)   650 (1,046)

Vehicle Clearances

Clearances P225/75R16 P245/75R16 P255/75R17 P255/70R18 LT255/75R17
Approach Angle
Degree
40.8 42.0 43.8 44.6 44.3
Breakover Angle
Degree
21.8 23.1 24.9 25.5 25.4
Departure Angle
Degree
37.4 38.7 40.3 40.6 40.4
Front Axle to Ground (inches) 9.1 9.6 10.3 10.6 10.5
Rear Axle to Ground (inches) 8.8 9.4 10.1 10.3 10.2

Source: DaimlerChrysler Media Services.

 
   

 

 

 
 
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Jeep Wrangler JK
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Mickey Thompson Baja ATZ Radial SLT
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From Basic Equipment to Well Equipped.  An extensive list guide to help you prepare your vehicle for the offroad.

The Jeep Timeline

Jeep road car timeline, 1945 to Present  -  Jeep, A subsidiary of DaimlerChrysler

Vehicle
Type
1940s 1950s 1960s 1970s 1980s 1990s 2000s
5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9
Traditional CJ-2A
1947-1949
CJ-3A
1949-1953
CJ-3B
1953-1968
            CJ-7
1976-1986
Wrangler YJ
1987-1996
  Wrangler TJ
1997-present
     
                                                                        CJ-8                                   LJ      
                    CJ-5 - 1955-1983                                             Wrangler JK
                    CJ-6 - (stretched CJ-5) - 1955-1981                                                   JK Unlimited
                    Jeep DJ Postal / Dispatch Jeep / Surrey Gala Package                                                  
                                                                        CJ-10                                                
Mid SUV       VJ
Jeepster
                              C101 C104                                                       Liberty KJ
Large SUV                                     Wagoneer / Cherokee SJ Grand Wagoneer   Gr. Cherokee ZJ Gr. Cherokee WJ Gr. Cherokee WK
                                                                              Cherokee XJ         Commander
Pickup                                     Gladiator Honcho
SJ
Comanche
MJ
                                 
                                    J-Series Pickups                                            
Truck                       Forward Control
FC-150, FC-170
                                                                                       
                                  FJ-3, FJ-3A Fleetvan                                                                    
Crossover                                                                                                                             Compass
                                                                                                                            Patriot
Other                           JEEP Concept Vehicles - Experimental, Prototype Concepts