| Overview |
|
| Model: |
XLR luxury roadster |
| Body style / driveline: |
2-door, hardtop convertible / rear-wheel
drive |
| Construction: |
hydroformed perimeter frame, structural
center tunnel, aluminum cockpit frame |
| Body material: |
composite exterior panels |
| Manufacturing location: |
Bowling Green , Kentucky |
| Key competitors: |
Mercedes-Benz SL500, Lexus SC430, Jaguar
XK8 |
| Engine |
|
| Type: |
Northstar 4.6L V-8 VVT (variable valve timing)
|
| Displacement (cu in / cc): |
279 / 4565 |
| Bore & stroke (in / mm): |
3.66 x 3.31 / 93 x 84 |
| Block material: |
cast aluminum |
| Cylinder head material: |
cast aluminum |
| Crankshaft material: |
forged steel |
| Valvetrain: |
DOHC, 4 valves per cylinder, four-cam continuously
variable valve timing |
| Ignition system: |
coil-on-plug ignition, with extended-life
dual platinum-tipped spark plugs |
| Fuel system: |
sequential electronic fuel injection |
| Compression ratio: |
10.5:1 |
| Horsepower (hp / kw @ rpm): |
320 / 239 @ 6400 |
| Torque (lb-ft / Nm @ rpm): |
310 / 420 @ 4400 |
| Recommended fuel: |
premium recommended but not required |
| Max. engine speed (rpm): |
6700 |
| Estimated fuel economy
(mpg city / hwy / combined): |
17 / 25 / 21 |
| Transmission |
|
| Type: |
Hydra-Matic 5L50-E rear-wheel drive, electronically
controlled 5-speed automatic with torque converter clutch and Driver Shift
Control |
| Gear ratios (:1): |
|
| First: |
3.45 |
| Second: |
2.21 |
| Third: |
1.60 |
| Fourth: |
1.00 |
| Fifth: |
0.75 |
| Reverse: |
3.02 |
| Final drive ratio: |
2.93 |
| Chassis/Suspension |
|
| Front: |
short/long arm ( SLA ) double wishbone,
cast aluminum upper & lower control arms, transverse-mounted composite
leaf spring, Magnetic Ride Control |
| Rear: |
short/long arm ( SLA ) double wishbone,
cast aluminum upper & lower control arms, transverse-mounted composite
leaf spring, Magnetic Ride Control |
| Steering type: |
Magnasteer power-assisted rack-and-pinion
|
| Steering ratio: |
17.2:1 |
| Steering wheel turns (lock to lock): |
2.9 |
| Turning diameter, curb to curb (ft / m): |
39 / 11.9 |
| Brakes |
|
| Type: |
power-assisted disc with 4-channel ABS,
front and rear |
| Rotor diameter x thickness (in / mm): |
front: 12.8 x 1.3 / 325 x 32
rear: 12.0 x 1.0 / 305 x 26 |
| Wheels/Tires |
|
| Wheel type and size: |
spun-cast aluminum, 18 inch x 8 inch |
| Tires: |
Michelin ZP Extended Mobility |
| |
front: P235/50R18 |
| |
rear: P235/50R18 |
| Dimensions
Exterior |
| Wheelbase (in / mm): |
105.7 / 2685 |
| Overall length (in / mm): |
177.7 / 4513 |
| Overall width (in / mm): |
72.3 / 1836 |
| Overall height (in / mm): |
50.4 / 1279 |
| Track (in / mm): |
front: 62.2 / 1580
rear: 62.2 / 1580 |
| Minimum ground clearance
(in / mm): |
6.61 / 168 |
| Curb weight (lb / kg): |
3647 / 1654 |
| Interior |
|
| Seating capacity
(front / rear): |
2 / 0 |
| Headroom (in / mm): |
37.6 / 955 |
| Legroom (in / mm): |
42.6 / 1083 |
| Shoulder room (in / mm): |
54.3 / 1380 |
| Hip room (in / mm): |
53 / 1346 |
| Capacities |
|
| Cargo volume (cu ft / L): |
|
| Top up: |
11.6 / 328 |
| Top down: |
4.4 / 125 |
| Fuel tank (gal / L): |
18 / 68.1 |
| Engine oil (qt / L): |
7.5 / 7.1 |
| Performance |
|
| Acceleration (0-60 mph / 0-97 km/h): |
5.8 sec. |
| Max. lateral acceleration: |
0.90g |
Note: Information shown is current at time of publication.
