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| GENERAL INFORMATION |
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| Vehicle Type |
Sport Utility |
| Construction |
Steel Uni-Frame |
| Assembly Plant |
Jefferson North Assembly Plant,
Detroit, USA and Magna Steyr, Graz, Austria |
| EPA Vehicle Class |
Special Purpose 4WD |
| ENGINE: 3.7-LITER SOHC V-6 |
|
| Availability |
Std. Commander Sport |
| Type and Description |
90-degree V-type, liquid-cooled
with balance shaft |
| 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, balance shaft |
| Compression Ratio |
9.7:1 |
| Power (estimated SAE net) |
210 hp (157 kW) @ 5,200 rpm
(56.7 hp/L) |
| Torque (estimated SAE net) |
235 lb.-ft. (319 Nm) @ 4,000 rpm |
| Max. Engine Speed |
6,000 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, quad-heated oxygen sensors and internal engine features(a) |
| Estimated EPA Fuel Economy mpg
(City/Hwy) |
16/20 - 2WD 16/19 - 4WD |
| (a)
Meets LEV II+ evaporative emission requirements in California, New
York, Massachusetts, Maine and Vermont. 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 |
Std.-Limited, Opt.-Commander
Sport |
| 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 (172 kW) @ 4,500 rpm
(50.0 hp/L) |
| Torque (estimated SAE net) |
305 lb.-ft. (393 Nm) @ 3,600 rpm |
| Max. Engine Speed |
5,800 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, quad-heated oxygen sensors, internal engine features(a) |
| Estimated EPA Fuel Economy mpg
(City/Hwy) |
15/19 - 2WD and 4WD |
| (a)
Meets LEV II+ evaporative emission requirements in California, New
York, Massachusetts, Maine and Vermont. Meets Tier 2 Bin 10A emissions
requirements and Clean Fuel Fleet Certification (CCF-LEV) in all other
states. Meets Euro IV in international markets. |
|
| ENGINE: 5.7-LITER HEMI® V-8 |
|
| Availability |
Opt. Limited-Std. 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. (508 Nm) @ 4,000 rpm |
| Max. Engine Speed |
8000 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) |
14/19 |
| (a)
Meets LEV II+ evaporative emission requirements in California, New
York, Massachusetts, Maine, and Vermont. Meets Tier 2 Bin 5 emissions
requirements 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 3.7-liter V-6
engine |
| Description |
Adaptive electronic control or
Electronic Range Select (ERS) driver-interactive manual control and
electronically modulated torque converter clutch |
| Gear Ratios: |
|
| 1st |
3.59 |
| 2nd |
2.19 |
| 3rd |
1.41 |
| 4th |
1.00 |
| 5th |
0.83 |
| Reverse |
3.16 |
| Final Drive Ratio |
3.07:1 with 3.7-liter engine or
3.55:1 with 3.7-liter engine and NV245 transfer case |
| Overall Top Gear |
2.55 with 3.07 axle or 2.95 with
3.55 axle |
| TRANSMISSION: 545RFE, AUTOMATIC
MULTI-SPEED |
|
| 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 |
| Final Drive Ratio |
3.73 with 4.7-liter or 5.7-liter
engine |
| Overall Top Gear |
2.50 with 3.73 axle |
| TRANSFER CASE: NV140 |
|
| Availability |
Std. with 3.7-liter engine |
| Type |
Single-speed, electronically
shifted |
| Operating Mode |
Full-time 4WD |
| Low Range Ratio |
None |
| Center Differential Type |
Open |
| Torque Split, Front/Rear |
48/52 |
| TRANSFER CASE: NV245 |
|
| Availability |
Included with 4.7-liter and
5.7-liter engines; Opt. with 3.7-liter engine |
| Type |
Two-speed, electronically shifted |
| Operating Modes |
4WD Low (Lock), Neutral;
Full-time active 4WD |
| Low Range Ratio |
2.72 |
| Center Differential Type |
Open with Electronic Limited
Slip Differential |
| Torque Split, Front/Rear |
48/52 |
| FRONT AXLES - 200mm |
|
| Differential Type |
Conventional/Corporate |
| Availability |
Std. on 4WD models |
| Ring Gear Diameter |
7.9 in. (200 mm) |
| Axle Ratios |
3.07:1 3.7-liter engine or
3.55:1 3.7-liter engine with NV245 transfer case or 3.73:1 4.7-liter
and 5.7-liter engines |
| Differential Type |
Electronic Limited Slip
Differentials (ELSD) |
| Availability |
Opt. on 4.7-liter and 5.7-liter
4WD models |
| Ring Gear Diameter |
Same as standard |
| Axle Ratios |
Same as standard |
| REAR AXLES—213 mm |
|
| Differential Type |
Conventional/Corporate |
| Availability |
Std. all Powertrains |
| Ring Gear Diameter |
8.3 in. (213 mm) |
| Axle Ratios |
3.07:1 3.7-liter engine, 3.55:1
3.7-liter engine with NV245 transfer case; 3.73:1 4.7-liter and
5.7-liter V-8 engines |
| Differential Type |
Electronic Limited Slip
Differentials (ELSD) |
| Availability |
Std. on Commander & Limited
Models (except 2WD 5.7-liter) |
| Ring Gear Diameter |
Same as conventional |
| Axle Ratios |
Same as conventional |
| REAR AXLES—Dana 44 |
|
| Differential Type |
Dana |
| Availability |
Ltd. 2WD/ Overland
2WD—5.7-liter |
| Ring Gear Diameter |
8.3 in. (226 mm) |
| Axle Ratios |
3.73:1 5.7-liter V-8 engines |
| ELECTRICAL SYSTEM |
|
| Alternator |
160-amp (all engines except
diesel) |
| Battery |
Group 65 Maintenance-free 730 CCA |
| DIMENSIONS AND CAPACITIES |
|
| Wheelbase |
109.5 (2781) |
| Track, Front |
62.6 (1589) |
| Track, Rear |
62.6 (1589) |
| Overall Length |
188.5 (4787) |
| Body Width |
74.8 (1900) |
| Overall Height |
71.9 (1826) |
| Load Floor Height |
36.2 (920.3) |
| Sill Step Height |
9.9 (504.9) (4WD) |
| Ground Clearance |
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| Chassis (Fuel tank) |
9.9 (250.6) |
| Front Axle |
9.0 (227.4) |
| Rear Axle |
8.6 (217.9) |
| Approach Angle, degrees |
34.7 |
| Ramp Breakover Angle, degrees |
21.2 |
| Departure Angle, degrees |
27.0 |
| Fuel Tank Capacity |
21.1 (79.9L) |
| WEIGHTS |
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| MODEL |
ENGINE |
GVWR(a) lbs. (kg) |
CURB WEIGHT(b) lbs. (kg) |
PAYLOAD(c) lbs. (kg) |
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| 2WD |
Sport |
3.7-liter |
6200 (2812) |
4649 (2109) |
1310 (590) |
| Sport |
4.7-liter |
6200 (2812) |
4751 (2155) |
1320 (595) |
|
| Limited |
4.7-liter |
6300 (2812) |
4936 (2239) |
1200 (540) |
|
| Limited |
5.7-liter |
6300 (2812) |
5026 (2280) |
1190 (535) |
|
| Overland |
5.7-liter |
6300 (2812) |
5055 (2293) |
1190 (535) |
|
| 4WD |
Sport |
3.7-liter |
6400 (2903) |
4826 (2189) |
1410 (635) |
| Sport |
4.7-liter |
6400 (2903) |
4968 (2253) |
1420 (640) |
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| Limited |
4.7-liter |
6500 (2948) |
5119 (2322) |
1290 (585) |
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| Limited |
5.7-liter |
6500 (2948) |
5210 (2363) |
1200 (540) |
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| Overland |
5.7-liter |
6500 (2948) |
5239 (2376) |
1180 (535) |
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| BODY |
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| 2WD |
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| Layout |
Longitudinal front
engine, rear drive |
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| Construction |
Steel Uni-Frame |
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| 4WD |
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| Layout |
Longitudinal front
engine, transfer case with full-time four-wheel drive |
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| Construction |
Steel Uni-Frame |
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| SUSPENSION |
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| Front |
Short/long
Independent (SLA), coil springs, gas-charged, twin-tube coil over shock
absorbers, upper and lower control arms (A arms), stabilizer bar |
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| Rear |
Live axle, link coil
with track bar, gas-charged twin-tube shock absorbers, stabilizer bar |
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| STEERING |
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| Type |
Power rack and pinion |
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| Overall Ratio |
7:4:1 on center,
15.45:1 at full lock |
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| Turning Diameter
(curb-to-curb)(d) |
38.7 ft. (11.8m) |
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| Steering Turns (lock-to-lock) |
3.14 |
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| BRAKES |
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| Front |
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| Size and type |
12.9 x 1.2 (328 x 30) vented
disc with 1.89 (48) two-piston pin-slider caliper and std. ESP |
| Swept area |
272 sq. in. (1820 sq. cm) |
| Rear |
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| Size and type |
12.6 x 0.55 (320 x 14) disc with
1.89 (48) single-piston pin-slider caliper and std. ESP |
| Swept area |
257 sq. in. (1658 sq. cm) |
| Power assist type |
9-inch (230 mm) single-rate,
tandem diaphragm vacuum |
| TRAILER TOWING(a) |
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| Engine |
Axle Ratio |
Maximum Trailer Weight (b) |
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| 2WD |
3.7-liter V-6 |
3.07 |
3500 (1600) |
| 4.7-liter V-8 |
3.73 |
6500 (3000) |
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| 5.7-liter V-8 |
3.73 |
7400 (3400) |
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| 4WD |
3.7-liter V-6 |
3.07 or 3.55 |
3500 (1600) |
| 4.7-liter V-8 |
3.73 |
6500 (3000) |
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| 5.7-liter V-8 |
3.73 |
7200 (3300) |
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