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Vehicle Type |
Two-seat roadster with power-operated retractable hard top |
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Chassis |
Aluminum unibody |
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Drive Configuration |
Rear Wheel Drive |
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Exterior Dimensions (in) |
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Wheelbase |
101.7 |
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Length |
182.3 |
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Width (w/ mirrors) |
82.6 |
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Width (w/o mirrors) |
76.7 |
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Height |
51.2 |
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Track (front / rear) |
62.8 / 63.0 |
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Ground Clearance (max load) |
3.7 |
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Curb Weight (lbs) |
3,825 |
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Interior Dimensions (in) |
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Head room |
39.1 |
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Leg room |
42.9 |
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Shoulder room |
55.5 |
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Capacities (cu-ft) |
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Cabin Volume |
50.5 |
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Trunk Size (top up / down) |
13.5 / 8.5 |
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Suspension |
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Front |
Independent multi-link suspension with coil spring, Single-tube shock absorber with continuously adjustable damping and |
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Rear |
Independent multi-link suspension with coil spring, Single-tube shock absorber with continuously adjustable damping and |
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Steering |
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Type |
Speed-dependent, electro-mechanical rack-and-pinion |
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Ratio |
15.7 : 1 |
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Turning Circle (ft) |
36.2 |
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Brake Disc Diameter / Thickness (in) |
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Front |
13.5 / 1.4 |
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Rear |
12.6 / 0.94 |
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Standard Wheels (in) |
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Front |
8.5 x 19 (Cast) |
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Rear |
9.5 x 19 (Cast) |
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Standard Tires |
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Front |
255 / 40 R18 |
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Rear |
285 / 35 R18 |
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Engine |
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Engine Type |
3.0L V6 biturbo |
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Engine Material |
Aluminum-Alloy |
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Valvetrain / Arrangement |
DOHC, 4-valves per cylinder |
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Displacement (cc) |
2,996 |
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Bore (in / mm) |
3.46 / 88.0 |
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Stroke (in / mm) |
3.23 / 82.1 |
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Compression Ratio |
10.5 : 1 |
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Horsepower @ rpm |
362 @ 5,500 – 6,000 |
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Torque @ rpm |
369 @ 1,800 – 4,500 |
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Redline (rpm) |
6,500 |
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Transmission |
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Transmission Type |
9G-TRONIC 9-speed automatic |
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Shift Controls |
Wheel-mounted shift paddles |
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Gear Ratios: |
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1st |
5.35 : 1 |
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2nd |
3.24 : 1 |
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3rd |
2.25 : 1 |
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4th |
1.64 : 1 |
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5th |
1.21 : 1 |
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6th |
1.00 : 1 |
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7th |
0.86 : 1 |
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8th |
0.72 : 1 |
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9th |
0.60 : 1 |
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Reverse |
4.80 : 1 |
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Final Drive |
3.07 : 1 |
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Performance |
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0-60 mph (sec) |
4.9 |
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Top Speed (mph) |
155 (electronically limited) |
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Fuel Economy |
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City / Highway / Combined (mpg) |
20 / 28 / 23 |
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Fuel Tank (gallons) |
19.8 |
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MSRP* |
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SL 450 Roadster |
$88,200 |
*does not include $995 destination & delivery charge
Note: Technical specifications subject to change
Please visit media.mbusa.com for more information.