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2009 Jeep Wrangler Unlimited - Specs

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2009 Jeep Wrangler Unlimited

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Visit Jeep for more information on the Jeep Wrangler Unlimited.

Engine Specs
Transmission Specs

Transfer Case
Exterior Dimensions
Interior Dimensions



Dimensions and capacities are in inches unless otherwise specified.

Engine 3.8-Liter, OHV, 12-VALVE SMPI V-6
Availability Standard
Type and Description Six-cylinder, 60° V-type, liquid-cooled
Displacement 230.5 cu. in. (3778 cu. cm)
Bore x Stroke 3.78 x 3.43 (96 x 87)
Valve System OHV, 12 valves, roller followers, hydraulic lifters
Fuel Injection Sequential, multi-port, electronic
Construction Cast-iron block, aluminum alloy heads
Compression Ratio 9.6:1
Power (SAE net) 202 hp (151 kW) @ 5,200 rpm (53.9 hp/L)
Torque (SAE net) 237 lb.-ft. (321 N•m) @ 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
Manual transmission meets Tier 2 Bin 5 (federal) and LEV II (CA) emission requirements
Automatic transmission meets Tier 2 Bin 5 (federal) and ULEV II (CA) emission requirements
Estimated EPA Fuel Economy mpg (city/hwy) 15/20 - 4x2, automatic transmission
15/19 - 4x4, automatic and manual transmissions

Transmission NSG 370 - Manual, Six-Speed Overdrive 42RLE - Automatic, Four-Speed Overdrive with Variable Line Pressure
Availability Standard - All 4x4 models Standard - 4x2 models
Optional - 4x4 models
Description Synchronized in all forward gears and Reverse, multi-rail shift system with top-mounted shift lever Electronic governor, electronically controlled converter clutch
Clutch Hydraulic actuation  
Gear Ratios 
     1st 4.46 2.84
     2nd 2.61 1.57
     3rd 1.72 1
     4th 1.25 0.69
     5th 1 -
     6th 0.84 -
   Reverse 4.06 2.21
Axle Ratio 3.21 standard 4.1
4.10 optional (standard on Rubicon)
Overall Top Gear 2.69 standard 2.83
3.44 optional (standard on 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

Electrical System 2009 Jeep Wrangler Unlimited
Availability 140-amp
Battery 600 CCA, maintenance-free

Dimensions & Capacities(a) 2009 Jeep Wrangler Unlimited
General Overall Length 173.4 (4404.5)
Overall Width (without Mirrors) 73.9 (1876.5)
Height 70.8 (1799.5)
Wheelbase 116.0 (2947.2)
Track Front 61.9 (1572.3)
Rear 61.9 (1572.3)
Overhang Front 26.7 (679.2)
Rear 30.6 (778.1)
Maximum Payload (includes Occupants and Cargo) 1,000 lbs. (454 kg)
Fuel Tank Capacity 22.5 gallons

Clearances P225/75R16 Tire P255/75R17 Tire P255/70R18 Tire LT255/75R17 Tire
Approach Angle, Deg. 40.6 43.6 44.4 44.4
Breakover Angle, Deg. 17.8 20.3 20.9 20.8
Departure Angle, Deg. 37.5 40.3 40.7 40.5
Front Axle to Ground (inches) 9.0 (228.6) 10.2 (259.1) 10.5 (266.7) 10.5 (266.7)
Rear Axle to Ground (inches) 8.7 (221.0) 10.0 (254.0) 10.2 (259.1) 10.1 (256.5)

Curb Weight 2009 Jeep Wrangler Unlimited
Wrangler X, Manual Transmission 4,075 lbs. (1848 kg)
Wrangler X, Automatic Transmission 4,100 lbs. (1860 kg)
Wrangler Sahara, Manual Transmission 4,269 lbs. (1936 kg)
Wrangler Sahara, Automatic Transmission 4,294 lbs. (1948 kg)
Wrangler Rubicon, Manual Transmission 4,315 lbs. (1957 kg)
Wrangler Rubicon, Automatic Transmission 4,340 lbs. (1969 kg)

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 9.055 (230.0)  
Passenger 9.055 (230.0)
Volume Index, cubic ft. (cu. m) 54.6 (1.55) 49.4 (1.40)

Cargo Volume 2009 Jeep Wrangler Unlimited
Cargo Access Liftover Height 31.4 (798.3)
Maximum Cargo Width at Swing Gate Opening 58.7 (1490.4)
Minimum Cargo Width at Swing Gate Opening 41.2 (1046.5)
Maximum Cargo Height at Swing Gate Opening 37.1 (942.3)
Minimum Cargo Height at Swing Gate Opening 37.0 (939.8)
Distance Between Wheelhouses 44.7 (1135.6)
Cargo Volume cubic ft. (cu. m) Rear Seat Folded 86.75 (2.46)
Rear Seat Upright 46.43 (1.31)

Body and Chasssis 2009 Jeep Wrangler Unlimited
Layout Longitudinal front engine, four-wheel drive and two-wheel drive
Construction Ladder-type frame, open steel body

Suspension 2009 Jeep Wrangler Unlimited
Front Live axle, leading arms, track bar, coil springs, stabilizer bar, low-pressure (on 16-inch wheel packages) gas-charged shock absorbers - standard
Monotube high-pressure (on 17- and 18-inch 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-inch wheel packages) gas-charged shock absorbers - standard
Monotube high-pressure (on 17- and 18-inch wheel packages) gas-charged shock absorbers - standard

Steering 2009 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 X - Standard X - Optional
Rubicon - Standard
Sahara - Standard
Type and Material Painted steel Machined cast-aluminum Machined cast-aluminum
Size 16 x 7.0 17 x 7.5 18 x 7.5

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

Brakes
2009 Jeep Wrangler Unlimited
Availability
Standard All
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 Program (ESP)
Standard All
Parking Brake Type
Drum-in-hat
Front Size and Type
11.9 x 1.1 (302 x 28) vented rotor with 2.6 (66) single-piston floating caliper
Swept Area (Total Front)
220.6 inches/caliper
Rear Rear Size and Type
12.44 x 0.47 (316 x 12) solid rotor with 1.9 (48) single-piston floating caliper
Swept Area (Total Rear)
207.7 inches/caliper

Towing Capacities
Wrangler Unlimited X 2WD
Engine Trans Type Transmission Axle Ratio Payload Base Wt. Base Wt. Front Base Wt. Rear GAWR Front GAWR Rear GCWR Max Trailer
3.8L V-6 Gas A4 42RLE VLP
4-Speed Auto
3.73 1150 3889 2096 1793 2650 3400 7539 3500
Wrangler Unlimited Sahara 2WD
Engine Trans Type Transmission Axle Ratio Payload Base Wt. Base Wt. Front Base Wt. Rear GAWR Front GAWR Rear GCWR Max Trailer
3.8L V-6 Gas A4 42RLE VLP
4--speed Auto
3.73 1150 4079 2184 1896 2650 3400 7729 3500
Wrangler Unlimited X 4WD
Engine Trans Type Transmission Axle Ratio Payload Base Wt. Base Wt. Front Base Wt. Rear GAWR Front GAWR Rear GCWR Max Trailer
3.8L V-6 Gas M6 NSG370 6-Speed Manual 3.21 ** 1150 4075 2243 1832 2650 3400 5225 1000
3.8L V-6 Gas M6 NSG370 6-Speed Manual 3.73 1150 4075 2243 1832 2650 3400 7725 3500
3.8L V-6 Gas A4 42RLE VLP
4-Speed Auto
3.73 1150 4100 2264 1836 2650 3400 7750 3500
Wrangler Unlimited Sahara 4WD
Engine Trans Type Transmission Axle Ratio Payload Base Wt. Base Wt. Front Base Wt. Rear GAWR Front GAWR Rear GCWR Max Trailer
3.8L V-6 Gas M6 NSG370 6-Speed Manual 3.21 ** 1150 4269 2334 1936 2650 3400 5419 1000
3.8L V-6 Gas M6 NSG370 6-Speed Manual 3.73 1150 4269 2334 1936 2650 3400 7919 3500
3.8L V-6 Gas A4 42RLE VLP
4-Speed Auto
3.73 1150 4294 2355 1940 2650 3400 7944 3500
Wrangler Unlimited Rubicon 4WD
Engine Trans Type Transmission Axle Ratio Payload Base Wt. Base Wt. Front Base Wt. Rear GAWR Front GAWR Rear GCWR Max Trailer
3.8L V-6 Gas M6 NSG370 6-Speed Manual 4.10 1150 4315 2360 1955 2650 3400 7965 3500
3.8L V-6 Gas A4 42RLE VLP
4-Speed Auto
4.10 1150 4340 2381 1959 2650 3400 7990 3500
NOTES:
1. GCWR = Base Weight + Maximum Trailer Weight + 150 lbs. for driver.
2. ** AHT Trailer Tow Package not available with 3.21 axle ratio.

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