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2006 Jeep Grand Cherokee Specifications

All dimensions are measured at curb weight with standard tires and wheels.

GENERAL INFORMATION

Body Style
Four-door sport-utility vehicle
Construction
Steel Uniframe
Assembly Plant
Jefferson Avenue North, Detroit, USA; and Graz, Austria
EPA Vehicle Class
Multi-purpose vehicle
2006 MY Introduction
Fall 2005

ENGINE: 3.7-LITER SOHC V-6

Availability
Standard 4x2 and 4x4 Laredo
Type and Description
90-degree V-type, liquid-cooled
Displacement
226 cu. in. (3701 cu. cm)
Bore x Stroke
3.66 x 3.57 (93.0 x 90.8)
Valve System
Chain-driven SOHC, 12 valves and hydraulic end-pivot roller rockers
Fuel Injection
Sequential, multi-port, electronic, returnless
Construction
Cast-iron block and bedplate, aluminum alloy heads
Compression Ratio
9.6:1
Power (estimated SAE net)
210 hp (157 kW) @ 5,200 rpm (56.7 hp/L)
Torque (estimated SAE net)
235 lb.-ft. (319 N•m) @ 4,000 rpm
Max. Engine Speed
5,800 rpm (electronically limited)
Fuel Requirement
Unleaded regular, 87 octane (R + M)/2
Oil Capacity
5.0 qt. (4.7L)
Coolant Capacity
14.0 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)
17/21
(a) Meets LEV II evaporative emission requirements in CA, NY, MA, ME and VT. Meets Tier 2, Bin 5 emission requirements and Clean Fuel Fleet Certification (CCF-LEV) in all other states.

ENGINE: 4.7-LITER SOHC V-8

Availability
Standard 4x2 and 4x4 Limited, optional
Type and Description
90-degree V-type, liquid-cooled
Displacement
287 cu. in. (4701 cu. cm)
Bore x Stroke
3.66 x 3.41 (93.0 x 86.5)
Valve System
Chain-driven SOHC, 16 valves, and hydraulic end-pivot roller rockers
Fuel Injection
Sequential, multi-port, electronic, returnless
Construction
Cast-iron block and bedplate, aluminum alloy heads
Compression Ratio
9.0:1
Power (estimated SAE net)
235 hp (176 kW) @ 4,500 rpm (50.0 hp/L)
Torque (estimated SAE net)
305 lb.-ft. (414 N•m) @ 3,600 rpm
Max. Engine Speed
6,000 rpm (electronically limited)
Fuel Requirement
Unleaded regular, 87 octane (R+M)/2
Oil Capacity
6 qt. (5.7L)
Coolant Capacity
14.0 qt. (13.25L)
Emission Controls
Dual three-way catalytic converters, heated oxygen sensors, internal engine features(a)
Estimated EPA Fuel Economy mpg (City/Hwy)
14/20
(a) 4x2 meets LEV II evaporative emission requirements in CA, NY, MA, ME and VT. 4x2 meets Tier 2 Bin 9A emissions requirements and Clean Fuel Fleet Certification (CCF-LEV) in all other states. 4x4 meets LEV II evaporative emission requirements in CA, NY, MA, ME and VT. 4x4 meets Tier I evaporative emissions in all other states and Clean Fuel Fleet Certification (CCF-LEV). Meets Euro IV in international markets.

ENGINE: 5.7-LITER HEMI® V-8

Availability
Optional-4x4 Limited
Standard-Overland
Type and Description
90-degree V-type, liquid-cooled
Displacement
345 cu. in. (5654 cu. cm)
Bore x Stroke
3.92 x 3.58 (99.5 x 90.9)
Valve System
Pushrod-operated overhead valves, 16 valves, eight deactivating and eight conventional hydraulic lifters, all with roller followers
Fuel Injection
Sequential, multi-port, electronic, returnless
Construction
Deep-skirt cast-iron block with cross-bolted main bearing caps, aluminum alloy heads with hemispherical combustion chambers
Compression Ratio
9.6:1
Power (estimated SAE net)
330 hp (246 kW) @ 5,000 rpm, (58.3 hp/L)
Torque (estimated SAE net)
375 lb.-ft. (509 N•m) @ 4,000 rpm
Max. Engine Speed
5,800 rpm (electronically limited)
Fuel Requirement
Unleaded mid-grade, 89 octane (R+M)/2-recommended, unleaded regular, 87 octane (R+M)/2-acceptable
Oil Capacity
7 qt. (6.6L)
Coolant Capacity
14.5 qt. (13.72L)
Emission Controls
Dual close-coupled three-way catalytic converters, Quad heated oxygen sensors and internal engine features(a)
Estimated EPA Fuel Economy, mpg (City/Hwy)
14/21
(a) Meets LEV II evaporative emission requirements in CA, NY, MA, ME and VT and Tier I evaporative emissions and Clean Fuel Fleet Certification (CCF-LEV) in all other states. Meets Euro IV in international markets.

TRANSMISSION: W5A580 AUTOMATIC, FIVE-SPEED OVERDRIVE

Availability
Included with 4.7-liter and 5.7-liter engines
Description
Three planetary gear sets, one overrunning clutch, with Electronic Range Select (ERS) driver interactive control, electronically controlled torque converter clutch
Gear Ratios
1st
3.00
2nd
1.67-upshift; 1.50-kick-down
3rd
1.00
4th
0.75
5th
0.67
Reverse
3.00
Final Drive Ratio
3.73 with 4.7L or 5.7L engine
Overall Top Gear
2.50 with 3.73 axle

TRANSFER CASE: NV140

Availability
Included with 3.7L engine
Type
Single-speed
Operating Mode
Full-time 4x4
Low-Range Ratio
None
Center Differential Type
Electronically controlled clutch pack torque transfer
Torque Split, Front/Rear
48/52

TRANSFER CASE: NV245

Availability
Optional with 3.7L engine, included with 4.7L and 5.7L engines
Type
Two-speed, electronically shifted
Operating Modes
4x4 Low (Lock), Neutral; Full-Time Active 4x4
Low Range Ratio
2.72
Center Differential Type
Electronically controlled clutch pack torque transfer
Torque Split, Front/Rear
48/52

FRONT AXLES

Differential Type
Conventional
Availability
Standard on 4x4 models with 3.7L and 4.7L engines
Ring Gear Diameter
7.9 in. (200 mm)
Axle Ratios
3.07:1 & 3:55-3.7L engine; 3.73:1-4.7L engine
Differential Type
Electronic Limited Slip Differentials (ELSD)
Availability
Optional on 4x4 models with NV245 transfer case, optional with 5.7L engine (Quadra-Drive II)
Ring Gear Diameter
Same as standard
Axle Ratios
3.73:1-4.7L and 5.7L engine

REAR AXLES

Differential Type
Conventional
Availability
Standard on 3.7L engine; Standard on 4.7L engine
Ring Gear Diameter
8.3 in. (213 mm)
Axle Ratios
3.07:1 & 3:55-3.7L V-6 engine; 3.73:1-4.7L V-8 engine
Differential Type
Electronic Limited Slip Differentials (ELSD)
Availability
Standard with 5.7L engine; Optional with 4.7L engine Optional on 4x4 models with NV245 transfer case (Quadra-Drive II)
Ring Gear Diameter
Same as conventional
Axle Ratios
3.73:1-4.7L engine and 5.7L engine

ELECTRICAL SYSTEM

Alternator
160-amp (all engines except diesel)
Battery
Group 65 maintenance-free 750CCA

DIMENSIONS AND CAPACITIES

Wheelbase
109.5 (2781)
Track, Front
62.0 (1575)
Track, Rear
62.0 (1575)
Overall Length
186.6 (4740.5)
Overall Width (width at mirrors)
84.3 (2138.7)
Body Width
73.3 (1861.8)
Overall Height
67.7 (1719.6)
Load Floor Height
32.1 (843.5)
Sill Step Height
19.8 (502.7) 4x2, (512.5) 4x4
Ground Clearance
Chassis (fuel tank)
9.5 (245.6)
Front axle
8.5 (209)
Rear axle
8.0 (203.6)
Approach Angle
34.1°
Ramp Breakover Angle
20.6°
Departure Angle
27.1°
Frontal Area
21.0 sq. ft. (1.95 sq. m)
Drag Coefficient
0.41
Aero
12.1 (Cd x Cross Sectional Area)
Fuel Tank Capacity
20.8 gal. (78.7L)

ACCOMMODATIONS

Seating Capacity, Front/Second
2/3
Front Seat
Head room
39.7 (1008)
Leg room
41.7 (1058)
Shoulder room
59.1 (1502)
Hip room
57.6 (1451)
Seat travel
10.6 (270)
SAE volume
58.02 cu. ft. (1.6 cu. m)
Rear Seat
Head room
39.3 (999)
Leg room
35.5 (901)
Shoulder room
58.5 (1584)
Hip room
60.6 (1539)
Knee clearance
1.44 (36.6)
SAE volume
50.84 cu. ft. (1.4 cu. m)
Cargo Volume
Behind rear seat
34.53 cu. ft. (1.14 cu. m)
Behind front-row seats with rear seats folded
67.4 cu. ft. (2.00 cu. m)

BODY

4x2
Layout
Longitudinal front engine, rear drive
Construction
Steel Uniframe
4x4
Layout
Longitudinal front engine, transfer case with full-time four-wheel drive
Construction
Steel Uniframe

SUSPENSION

Front
Short/long independent (SLA), coil springs, gas-charged, twin-tube coil over shock absorbers, upper and lower control arms ("A" arms), stabilizer bar
Rear
Live axle, link coil with track bar, gas-charged twin tube shock absorbers, stabilizer bar

STEERING

Type
Power rack-and-pinion
Overall Ratio
15.8:1-on center, 13.9:1-at full lock
Turning Diameter (curb-to-curb)(a)
37.1 ft. (11.3 m)
Steering Turns (lock-to-lock)
2.85

BRAKES

Front
Size and type
12.9 x 1.2 (328 x 30) vented disc with 1.89 (48) two-piston pin-slider caliper and ABS
Swept area
282 sq. in. (1820 sq. cm)
Rear
Size and type
12.6 x 0.55 (320 x 14) disc with 1.89 (48) single-piston pin-slider caliper and single-channel ABS(b)
Swept area
257 sq. in. (1658 sq. cm)
Power Assist Type
Single-rate, tandem diaphragm vacuum
(a) Turning diameter is measured at the outside of the tires at curb height. Turning diameters and steering wheel turns, lock-to-lock may differ with optional tires and wheels.
(b) Three-channel ABS standard on 4x2. Four-channel ABS standard on 4x4.

WHEELS

Type and Material
Cast-aluminum, chrome-clad aluminum
Size
17 x 7.5 in
ENGINE: 3.7-LITER SOHC POWER TECH® V-6
Maximum Gross Trailer Weight (lbs.)
2WD
3,500 lbs.
4WD
3,500 lbs.
ENGINE: 4.7-LITER, SOHC, POWER TECH V-8
Maximum Gross Trailer Weight (lbs.)
2WD
6500 lbs.
4WD
6500 lbs.
ENGINE: 5.7-LITER HEMI® V-8
Maximum Gross Trailer Weight (lbs.)
2WD
7200 lbs.
4WD
7200 lbs.
Curb Weight (estimated)
2WD
Laredo: 4254 lbs. (1929 kg) with 3.7-L engine
Laredo: 4368 lbs. (1981 kg) with 4.7-L engine
Limited: 4421 lbs. (2005 kg) with 4.7-L engine
4WD
Laredo: 4441 lbs. (2014 kg) with 3.7-L engine
Laredo: 4613 lbs. (2092 kg) with 4.7-L engine
Limited: 4665 lbs. (2116 kg) with 4.7-L engine
Limited: 4735 lbs. (2147 kg) with 5.7-L engine
Weight Distribution, F/R
2WD
Laredo: 52/48 with 3.7-L engine
Laredo: 53/47 with 4.7-L engine
Limited: 53/47 with 4.7-L engine
4WD
Laredo: 53/47 with 3.7-L engine
Laredo: 54/46 with 4.7-L engine
Limited: 54/46 with 4.7-L engine
Limited: 54/46 with 5.7-L engine
Payload (includes occupants and cargo)
2WD
3.7-L engine 1100lbs (499 kg)
4.7-L engine 1100lbs (499 kg)
4WD
3.7-L engine 1100lbs (499 kg)
4.7-L engine 1100lbs (499 kg)
5.7-L engine 1050lbs (476 kg)

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