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2012 Jeep Wrangler Unlimited - Specs

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2012 Jeep Wrangler Unlimited


2012 Jeep Wrangler Unlimited- Photos
2012 Jeep Specs
2012 Jeep Wrangler Unlimited - Price Quote

Visit Jeep for more information on the Jeep Wrangler Unlimited.

Engine Specs
Transmission Specs

Towing
Exterior Dimensions
Interior Dimensions



Dimensions and capacities are in inches unless otherwise specified.

Engine 3.6-Liter, DOHC V-6
Availability Standard on all models
Type and Description 60° V-type, liquid-cooled
Displacement 220 cu. in. (3604 cu. cm)
Bore x Stroke 3.78 x 3.27 (96 x 83)
Valve System Chain-driven DOHC, 24 valves and hydraulic end-pivot roller rockers
Fuel Injection Sequential, multi-port, electronic, returnless
Construction Aluminum deep-skirt block, aluminum alloy heads
Compression Ratio 10.2:1
Power (SAE net) 285 hp (209 kW) at 6,400 rpm
Torque (SAE net) 260 lb.-ft. (353 N•m) at 4,800 rpm
Max. Engine Speed 6,600 erpm (electronically limited)
Fuel Requirement Unleaded regular, 87 octane (R + M)/2
Oil Capacity 6.0 qt. (5.7L)
Coolant Capacity 14 qt. (13.25L)
Emission Controls Dual three-way catalytic converters, heated oxygen sensors and internal engine features(a)
Estimated EPA Fuel Economy mpg (City/Hwy) Automatic 16 / 20
Manual 4x4 16 / 21
(a) Meets NAS [BIN 4+(ULEV II+)] for all 50 states, no unique emissions package for 13 state emissions

Transmission NSG 370 MANUAL, SIX-SPEED OVERDRIVE W5A580 AUTOMATIC, FIVE-SPEED OVERDRIVE
Availability Standard on all models Standard on all models
Description Synchronized in all forward gears and Reverse, multi-rail shift system with top-mounted shift lever Adaptive electronic control or Electronic Range Select (ERS) driver-interactive manual control and electronically modulated torque converter clutch
Clutch Hydraulic actuation  
Gear Ratios 
     1st 4.46 3.59
     2nd 2.61 2.19
     3rd 1.72 1.41
     4th 1.25 1
     5th 1 0.83
     6th 0.797 -
   Reverse 4.06 3.16
Axle Ratio 3.21 standard 3.06:1
3.73 optional (4.10 Rubicon)
Overall Top Gear 2.53 standard 2.54
2.95 optional (3.24 Rubicon)

Transfer Case NV241 COMMAND-TRAC® NV241OR ROCK-TRAC®
Type Part-time Part-time, heavy-duty
Operating Modes 2WD High; 4WD High; Neutral; 4WD Low 2WD High; 4WD High; Neutral; 4WD Low
Low-range Ratio 2.72:1 4.0:1
Center Differential Type None None
Axle Ratio   3.21 standard, 3.73 optional (3.73 standard Rubicon w/automatic)
  4.10 standard Rubicon w/manual (optional for automatic)
Overall Top-gear   2.53 standard, 2.95 optional (2.95 standard Rubicon w/automatic
  3.24 standard Rubicon w/manual (optional for automatic)

Electrical System 2012 Jeep Wrangler Unlimited
Availability 160-amp
Battery 600 CCA, maintenance free

Dimensions & Capacities(a) 2012 Jeep Wrangler Unlimited
Wheelbase 116 (2947.2)
Track Front 61.9 (1572.3)
Rear 61.9 (1572.3)
Overall Length 173.4 (4404.5)
Overall Width (without mirrors) 73.9 (1876.5)
Overall Height 70.8 (1799.5)
Overhang Front 26.7 (679.2)
Rear 30.6 (777.9)
Approach Angle P225/75R16 40.6°
P255/75R17 43.6°
P255/70R18 44.4°
LT255/75R17 44.4°
Breakover Angle P225/75R16 17.8°
P255/75R17 20.3°
P255/70R18 20.9°
LT255/75R17 20.8°
Departure Angle P225/75R16 37.4°
P255/75R17 40.3°
P255/70R18 40.7°
LT255/75R17 40.5°
Axle to Ground (inches) P225/75R16 Front 9.0 (228.6)
Rear 8.7 (221.0)
P255/75R17 Front 10.2 (259.1)
Rear 10.0 (254.0)
P255/70R18 Front 10.5 (266.7)
Rear 10.2 (259.1)
LT255/75R17 Front 10.5 (266.7)
Rear 10.1 (256.5)
Curb Weight, lbs., Estimated Wrangler Sport Manual Transmission 4,075 lbs. (1848 kg)
Automatic Transmission 4,100 lbs. (1860 kg)
Wrangler Sahara Manual Transmission 4,269 lbs. (1936 kg)
Automatic Transmission 4,294 lbs. (1948 kg)
Wrangler Rubicon Manual Transmission 4,315 lbs. (1957 kg)
Automatic Transmission 4,340 lbs. (1969 kg)
Maximum Payload (includes Occupants and Cargo) 1,000 lbs. (454 kg)
Fuel Tank Capacity, gal. (L) 2WD 22.5 gallons

Accomodations Front Row Rear Row
Seating Capacity 2 3
Head Room 41.3 (1048.4) 40.4 (1025.4)
Leg room 41.0 (1041.4) 37.2 (944.9)
Shoulder room 55.8 (1416.7) 56.8 (1443.1)
Hip room 55.6 (1412.8) 56.7 (1440.0)
Seat Travel Driver — 9.4 (239.5)  
Passenger — 9.4 (239.5)
Volume Index, cu. ft. (cu. m) 54.6 (1.55) 49.4 (1.40)

Cargo Volume 2012 Jeep Wrangler Unlimited
Cargo Volume cubic ft. (cu. m) Rear Seat Folded 86.75 (2.46)
Rear Seat Upright 46.43 (1.31)
Cargo Width at Swing-Gate Opening
Maximum
58.7 (1491.0)
Minimum
41.2 (1046.5)
Cargo Height at Swing-Gate Opening Maximum 37.1 (942.3)
Minimum 37.0 (939.8)
Distance Between Wheelhouses 44.7 (1135.4)

Body and Chasssis 2012 Jeep Wrangler Unlimited
Layout Longitudinal front engine, four-wheel drive
Construction Ladder-type frame, open steel body

Suspension 2012 Jeep Wrangler Unlimited
Front Live axle, leading arms, track bar, coil springs, stabilizer bar, low-pressure (on 16-in. wheel packages) gas-charged shock absorbers — Standard
Monotube high-pressure (on 17- and 18-in. wheel packages) gas-charged shock absorbers — Standard
Electronic Sway-bar Disconnect System — Optional
Rear Live axle, trailing arms, track bar, coil springs, stabilizer bar, low-pressure (on 16-in. wheel packages) gas-charged shock absorbers — Standard
Monotube high-pressure (on 17- and 18-in. wheel packages) gas-charged shock absorbers — Standard

Steering 2012 Jeep Wrangler Unlimited
Type Power, recirculating ball with damper
Overall Ratio 14.7:1 overall
Turning Diameter (curb-to-curb) 41.2 ft. (12.56 m) with 225/75R16 tires
Steering Turns (lock-to-lock) 3.5

Wheels Wrangler Sport Wrangler Rubicon Wrangler Sahara
Availability Standard Optional Standard Standard
Type and Material Painted steel Painted cast-aluminum Painted cast-aluminum Painted cast-aluminum
Size 16 x 7.0 in. 17 x 7.5 in. 17 x 7.5 in. 18 x 7.5 in.

Tires Wrangler Sport Wrangler Rubicon Wrangler Sahara
Availability Standard Standard Standard
Size and Type P225/75R16 BSW, on/off-road LT255/75R17 BSW, on/off-road P255/70R18 OWL, on/off-road
Manufacturer and Model Goodyear Wrangler ST BF Goodrich Mud Terrain Bridgestone Dueler 693
Revs per Mile (km) 712 (1146) 650 (1046) 653 (1051)

Brakes 2012 Jeep Wrangler Unlimited
Availability
Standard All
Front
Size and Type
11.9 x 1.1 (302 x 28) vented rotor with 2.6 (66) single-piston floating caliper
Swept Area
220.6 in./caliper
Rear
Size and Type
12.44 x 0.47 (316 x 12) solid rotor with 1.9 (48) single-piston floating caliper
Swept Area
207.7 in./caliper
Power Assist Type 8 x 9 dual-diaphragm vacuum
Four-wheel Anti-lock Brake System (ABS) with On and Off-road Calibrations Standard All
Electronic Stability Control (ESC) Standard All
Parking Brake Type Drum-in-hat

Towing Capacities
Wrangler Unlimited Sport 4WD
Engine Trans
Type
Transmission Axle
Ratio
Payload Base
Wt.
Base Wt.
Front
Base
Wt.
Rear
GAWR
Front
GAWR
Rear
GCWR Max
Trailer
3.6L V-6 gas (EGT) M6 NSG370 6-SPD MANUAL (DEH) 3.21 1000 4277 2238 2039 2775 3200 6427 2000
3.6L V-6 gas (EGT) M6 NSG370 6-SPD MANUAL (DEH) 3.73 1000 4277 2238 2039 2775 3200 7927 3500
3.6L V-6 gas (EGT) A5 WA580 5-SPD AUTO (DGL) 3.21 1000 4921 2237 2054 2775 3200 6441 2000
3.6L V-6 gas (EGT) A5 WA580 5-SPD AUTO (DGL) 3.73 1000 4921 2237 2054 2775 3200 7941 3500
1. GCWR = Base Weight + Maximum Trailer Weight + 150 lbs. for driver.
Wrangler Sahara Unlimited 4WD
Engine Trans
Type
Transmission Axle
Ratio
Payload Base
Wt.
Base Wt.
Front
Base
Wt.
Rear
GAWR
Front
GAWR
Rear
GCWR Max
Trailer
3.6L V-6 gas (EGT) M6 NSG370 6-SPD MANUAL (DEH) 3.21 880 4397 2273 2124 2775 3200 6547 2000
3.6L V-6 gas (EGT) M6 NSG370 6-SPD MANUAL (DEH) 3.73 880 4397 2273 2124 2775 3200 8047 3500
3.6L V-6 gas (EGT) A5 WA580 5-SPD AUTO (DGL) 3.21 880 4411 2272 2139 2775 3200 6561 2000
3.6L V-6 gas (EGT) A5 WA580 5-SPD AUTO (DGL) 3.73 880 4411 2272 2139 2775 3200 8061 3500
1. GCWR = Base Weight + Maximum Trailer Weight + 150 lbs. for driver.
Wrangler Rubicon® Unlimited 4WD
Engine Trans
Type
Transmission Axle
Ratio
Payload Base
Wt.
Base Wt.
Front
Base
Wt.
Rear
GAWR
Front
GAWR
Rear
GCWR Max
Trailer
3.6L V-6 gas (EGT) M6 NSG370 6-SPD MANUAL (DEH) 4.10 892 4521 2352 2170 2775 3200 8171 3500
3.6L V-6 gas (EGT) A5 WA580 5-SPD AUTO (DGV) 3.73 892 4535 2350 2185 2775 3200 8185 3500
3.6L V-6 gas (EGT) A5 WA580 5-SPD AUTO (DGV) 4.10 892 4535 2350 2185 2775 3200 8185 3500
1. GCWR = Base Weight + Maximum Trailer Weight + 150 lbs. for driver.


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