BODY |
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Construction |
Steel and composite body on fully boxed frame |
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Final Assembly Location |
Louisville, Ky. |
Louisville, Ky. |
POWERTRAIN AND CHASSIS |
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ENGINE |
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Type |
V-6 |
V-8 |
Manufacturing Location |
Cologne , Germany |
Romeo, Michigan |
Configuration |
Cast iron block and aluminum heads |
Cast iron block and aluminum heads |
Intake Manifold |
Composite, shell welded |
Composite shell-welded single runner, charge motion control valves |
Exhaust Manifold |
Cast iron |
Cast iron |
Crankshaft |
Cast iron |
Cast iron |
Redline |
6,000 rpm |
6,250 rpm |
Idle Speed in Drive |
625 rpm |
635 rpm |
Throttle Body |
65 mm |
75 mm |
Valvetrain |
SOHC, 2 valves per cylinder |
SOHC, 3 valves per cylinder, |
Valve Diameter |
Intake: 46.0 mm |
Intake: 33.8 mm |
Pistons |
Hypereutectic aluminum |
Hypereutectic aluminum |
Connecting Rods |
Forged steel |
Cracked powdered metal with floating wristpins |
Ignition |
Distributorless with coil pack |
Coil on plug, high-thread-insert spark plugs |
Bore x stroke |
3.95 x 3.32 in. / 100.4 x 84.4 mm |
3.55 x 3.54 in. / 90.2 x 90.0 mm |
Displacement |
245 cu. in. / 4,009 cc |
281 cu. in. / 4,606 cc |
Compression ratio |
9.7:1 |
9.8:1 |
Horsepower |
210 @ 5,100 rpm |
292 @ 5,000 rpm |
Horsepower per liter |
52.5 |
63.5 |
Torque |
254 lb.-ft. @ 3,700 rpm |
315 lb.-ft. @ 4000 rpm |
Recommended fuel |
87 Octane |
87 Octane |
Fuel capacity |
22.5 Gallons |
22.5 Gallons |
Fuel Injection |
Sequential multi-port fuel injection |
Sequential multi-port fuel injection |
Emission Control |
Closed loop with catalyst |
Closed loop with catalyst |
Emissions (tailpipe/evaporation) |
Tier II, Bin 4/LEV2 |
Interim Tier II, Bin 5/Tier 2 |
Oil Capacity |
5 quarts with filter |
6 quarts with filter |
Recommended Oil |
GF-4, 5W-30 |
GF-4, 5W-20 |
Coolant Capacity |
12.5 quarts |
12.7 quarts |
DRIVETRAIN |
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Layout |
Rear- or four-wheel drive (active torque-on-demand 4x4 system) |
Rear- or four-wheel drive (active torque-on-demand 4x4 system) |
TRANSMISSION |
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Standard |
5-speed automatic overdrive |
6-speed automatic overdrive |
Gear Ratios |
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1 st |
3.22:1 |
4.17:1 |
2 nd |
2.29:1 |
2.34:1 |
3 rd |
1.54:1 |
1.52:1 |
4 th |
1.00:1 |
1.14:1 |
5 th |
0.71:1 |
0.86:1 |
6 th |
N/A |
0.69:1 |
REV |
3.07:1 |
3.40:1 |
Final Drive |
0.71:1 |
0.69:1 |
REAR AXLE RATIO |
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Standard |
3.73 |
3.55 |
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Optional |
NA |
NA |
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SUSPENSION |
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Front |
Independent short- and long-arms (SLA) design with coil-over shocks; 1.34" (32 mm) stabilizer bar |
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Rear |
Independent Trailing Blade short- and long-arm (SLA) design with coil-over shocks; 0.77" (25 mm) stabilizer bar |
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STEERING |
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Type |
Low-friction rack-and-pinion with power assist |
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Steering column |
Tilt |
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Ratio |
18.9:1 |
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Turning circle curb-to-curb |
36.8 ft. |
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BRAKES |
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Type |
Four-wheel power disc brakes with standard 4-sensor, 4-channel antilock braking system (ABS) and AdvanceTrac® with RSC® (Roll Stability Control) |
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Front |
305 x 30 mm ventilated |
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Swept area |
780 cm² |
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Rear |
301 x 12 mm solid |
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Swept area |
608 cm² |
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Power assist |
Vacuum with ABS |
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FUEL ECONOMY (city/hwy) |
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4x2 4.0-liter V-6 5-speed automatic |
2009 MY figures N/A |
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4x2 4.6-liter V-8 6-speed automatic |
2009 MY figures N/A |
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4x4 4.0-liter V-6 5-speed automatic |
2009 MY figures N/A |
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4x4 4.6-liter V-8 6-speed automatic |
2009 MY figures N/A |
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TIRES AND WHEELS |
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P235/70R16 A/S OWL tires/ 16 x 7.0 inch painted cast-aluminum wheels |
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P255/50R20 A/S BSW tires/ 20 x 8.0 inch polished aluminum wheels |
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DIMENSIONS (inches unless otherwise noted) |
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EXTERIOR |
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Wheelbase |
130.5 |
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Vehicle length |
210.2 |
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Vehicle width (excluding mirrors) |
73.7 |
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Vehicle height with options |
72.5 |
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Track, front/rear |
60.8/61.8 |
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Minimum Running Ground Clearance |
8.5 |
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Approach angle |
28.7o |
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Departure angle |
17.2o |
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Ramp breakover angle |
17.2o |
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Cargo box length at floor |
49.6 |
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Cargo box width at floor (Maximum) |
61.4 |
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Cargo box height |
21.2 |
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INTERIOR |
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Seating capacity |
5 passenger |
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Headroom |
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Front row |
39.8 |
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Second row |
38.5 |
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Legroom |
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Front row |
42.4 |
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Second row |
36.9 |
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Shoulder room |
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Front row |
59.0 |
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Second row |
58.9 |
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Hip room |
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Front row |
55.4 |
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Second row |
55.5 |
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WEIGHTS AND CAPACITIES (pounds unless otherwise noted) |
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Maximum towing capacity (when properly equipped) |
V-6 |
V-8 |
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4X2 |
5,250 |
7,160 |
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4X4 /AWD |
5,080 |
6,990 |
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Maximum payload |
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4X2 |
1,390 |
1,380 |
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4X4 /AWD |
1,350 |
1,390 |
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Base curb weight |
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4X2 |
4,583 |
4,673 |
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4X4 |
4,753 |
4,840 |
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Weight distribution (f/r) |
4x2: 55/45 |
4x2: 56/44 |
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Specifications subject to change. |
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