| 3.8 | 4.6 | 5.0 R-Spec | |
Engine | |||
| Type | Dual DOHC 24-valve V6 with CVVT (Continuously Variable Valve Timing) | Dual DOHC 32-valve V8 with CVVT (Continuously Variable Valve Timing) | Dual DOHC 32-valve V8 with CVVT (Continuously Variable Valve Timing) |
| Materials | Aluminum block / aluminum cylinder heads | Aluminum block / aluminum cylinder heads | Aluminum block / aluminum cylinder heads |
| Displacement | 3.8 liters / 3,778 cc | 4.6 liters / 4,627 cc | 5.0 liters / 5,038 cc |
| Horsepower | 333 @ 6,400 rpm | 385 @ 6,500 rpm (Premium fuel); 378 @ 6,500 rpm (Regular fuel) | 429 @ 6,400 rpm (Premium) / 421 @ 6,400 rpm (Regular) |
| Torque | 291 lb-ft @ 5,100 rpm | 333 lb-ft @ 3,500 rpm (Premium fuel); 324 lb-ft @ 3,500 rpm (Regular fuel) | 376 lb-ft @ 5,000 rpm (Premium) / 365 lb-ft @ 5,000 rpm (Regular) |
| Bore & Stroke | 96.0 mm x 87.0 mm | 92.0 mm x 87.0 mm | 96.0 mm x 87.0 mm |
| Valves per cylinder | 4 | 4 | 4 |
| Compression Ratio | 11.5:1 | 10.4:1 | 11.5:1 |
| Fuel System | Gasoline Direct Injection | Multi Port Injection | Gasoline Direct Injection |
| Intake System | Variable Intake System (VIS) | Variable Intake System (VIS) | Tuned Intake System (TIS) |
Transmission | |||
8-speed electronic automatic and SHIFTRONIC™ manual shift mode | |||
| Gear Ratios | 3.8L V6 | 4.6L V8 | 5.0L V8 |
| Drive Configuration | RWD | RWD | RWD |
| First | 3.665:1 | 3.795:1 | 3.795:1 |
| Second | 2.396:1 | 2.473:1 | 2.473:1 |
| Third | 1.610:1 | 1.613:1 | 1.613:1 |
| Fourth | 1.190:1 | 1.177:1 | 1.177:1 |
| Fifth | 1.000:1 | 1.000:1 | 1.000:1 |
| Sixth | 0.826:1 | 0.831:1 | 0.831:1 |
| Seventh | 0.643:1 | 0.652:1 | 0.652:1 |
| Eighth | 0.556:1 | 0.571:1 | 0.571:1 |
| Reverse | 2.273:1 | 2.467:1 | 2.467:1 |
| Final drive | 3.909:1 | 3.538:1 | 3.538:1 |
Suspension | |||
| Front | Independent 5-link design with SACHS ASD gas shock absorbers, coil springs and 25-mm stabilizer bar | Independent 5-link design with SACHS ASD gas shock absorbers, coil springs and 25-mm stabilizer bar | Independent 5-link design with SACHS ASD gas shock absorbers, coil springs and 25-mm stabilizer bar |
| Rear | Independent 5-link design with SACHS ASD gas shock absorbers, coil springs and 18-mm stabilizer bar | Independent 5-link design with SACHS ASD gas shock absorbers, coil springs and 18-mm stabilizer bar | Independent 5-link design with SACHS ASD gas shock absorbers, coil springs and 19-mm stabilizer bar |
Steering | |||
| Type | Engine-rpm-sensing, power-assisted rack and pinion | Electro-hydraulic power steering | Electro-hydraulic power steering |
| Overall Ratio | 15.7:1 | 15.7:1 | 15.7:1 |
| Turns, lock to lock | 2.98 | 2.98 | 2.98 |
| Turning circle (curb to curb) | 36.0 ft. | 36.0 ft. | 36.0 ft. |
Brakes/ Tires/ Wheels | |||
| Front | Power-assisted 13.0-in diameter ventilated disc, four piston | Power-assisted 13.6-in diameter ventilated disc, four piston | Power-assisted 13.6-in diameter ventilated disc, four piston |
| Rear | Power-assisted 12.4-in diameter solid disc | Power-assisted 12.4-in diameter solid disc | Power-assisted 12.4-in diameter solid disc |
| ABS | Four-wheel, four-channel, and four-sensor with Electronic Brake-force Distribution (EBD) | Four-wheel, four-channel, and four-sensor with Electronic Brake-force Distribution (EBD) | Four-wheel, four-channel, and four-sensor with Electronic Brake-force Distribution (EBD) |
| Tires | P225/55R17 (optional: P235/50R18) | P235/50R18 | P235/45R19 (optional: P245/45R19 Bridgestone Potenza S-04 Pole Position Summer Tires) |
| Wheels | 17 x 7.0J 10-spoke Aluminum Alloy (optional: 18 x 7.5J 14-spoke Hyper Silver Aluminum Alloy) | 18 x 7.5J 14-spoke Hyper Silver Aluminum Alloy | 19 x 8.0J 10-spoke Premium Machined finish Aluminum Alloy |
Exterior Dimensions | |||
| Coefficient of Drag | 0.27 | 0.27 | 0.27 |
| Wheelbase | 115.6 in. | 115.6 in. | 115.6 in. |
| Overall length | 196.3 in. | 196.3 in. | 196.3 in. |
| Overall width | 74.4 in. | 74.4 in. | 74.4 in. |
| Overall height, 17-in. wheels/ 18-in. & 19-in. wheels | 58.1 in. / 58.3 in. | 58.1 in. / 58.3 in. | 58.1 in. / 58.3 in. |
| Tread width (front / rear), 17-in. wheels | 63.8 in. / 64.4 in. | 63.8 in. / 64.4 in. | 63.8 in. / 64.4 in. |
| Tread width (front / rear), 18-in. wheels | 63.1 in. / 63.8 in. | 63.1 in. / 63.8 in. | 63.1 in. / 63.8 in. |
| Tread width (front / rear), 19-in. wheels | 63.1 in. / 63.8 in. | 63.1 in. / 63.8 in. | 63.1 in. / 63.8 in. |
Interior Dimensions | |||
Head room | |||
| Front | 40.4 in. | 40.4 in. | 40.4 in. |
| Rear | 37.7 in. | 37.7 in. | 37.7 in. |
Leg room | |||
| Front | 44.3 in. | 44.3 in. | 44.3 in. |
| Rear | 38.6 in. | 38.6 in. | 38.6 in. |
Shoulder room | |||
| Front | 58.3 in. | 58.3 in. | 58.3 in. |
| Rear | 57.9 in. | 57.9 in. | 57.9 in. |
Hip room | |||
| Front | 54.9 in. | 54.9 in. | 54.9 in. |
| Rear | 54.3 in. | 54.3 in. | 54.3 in. |
| EPA passenger volume | 109.4 cubic ft. | 109.4 cubic ft. | 109.4 cubic ft. |
| EPA cargo volume | 15.9 cubic ft. | 15.9 cubic ft. | 15.9 cubic ft. |
| EPA total volume | 125.3 cubic ft. | 125.3 cubic ft. | 125.3 cubic ft. |
Capacities | |||
| Fuel | 19.3 gallons | 20.3 gallons | 20.3 gallons |
| Oil | 6.3 quarts | 6.9 quarts | 7.2 quarts |
| Coolant (engine only) | 5.2 quarts | 9.1 quarts | 7.5 quarts |
Curb Weight | |||
| Curb Weight | 3,824 – 3,971 lbs | 4,024 – 4,132 lbs | 4,046 – 4,154 lbs |
Fuel Economy | |||
| City | 19 mpg | 17 mpg | 16 mpg |
| Highway | 29 mpg | 26 mpg | 25 mpg |
| Combined | 22 mpg | 20 mpg | 19 mpg |
