2018 Mercedes-AMG SL 65 Roadster Specifications

Vehicle Type

Two-seat roadster with power-operated retractable hard top

Chassis

Aluminum unibody

Drive Configuration

Rear Wheel Drive

Exterior Dimensions (in)

Wheelbase

101.7

Length

182.7

Width (w/ mirrors)

82.6

Width (w/o mirrors)

73.9

Height

51.2

Track (front / rear)

63.8 / 63.2

Ground Clearance (max load)

4.4

Curb Weight (lbs)

4,222

Interior Dimensions (in)

Head room

39.1

Leg room

42.9

Shoulder room

55.5

Capacities (cu-ft)

Cabin Volume

50.5

Trunk Size (top up / down)

13.5 / 8.5

Suspension

Front

Independent multi-link suspension with coil spring, Single-tube shock absorber with continuously adjustable damping and
tubular torsion bar

Rear

Independent multi-link suspension with coil spring, Single-tube shock absorber with continuously adjustable damping and
tubular torsion bar

Steering

Type

Speed-dependent,  electro-mechanical  rack-and-pinion

Ratio

13.9 : 1

Turning Circle (ft.)

36.2

Brake Disc Diameter / Thickness (in)

Front

15.4 / 1.4

Rear

14.2 / 1.0

Standard Wheels (in)

Front

9 x 19 (Forged)

Rear

10 x 20 (Forged)

Standard Tires

Front

255 / 40 R19

Rear

285 / 35 R20

Engine

Engine Type

Handcrafted AMG 6.0L V12 Biturbo

Engine Material

Aluminum-Alloy

Valvetrain / Arrangement

SOHC, 3-valves per cylinder

Displacement (cc)

5,980

Bore (in / mm)

3.25 / 82.6

Stroke (in / mm)

3.66 / 93.0

Compression Ratio

9.0 : 1

Horsepower @ rpm

621 @ 4,800 – 5,400

Torque @ rpm

738 @ 2,300 – 4,300

Redline (rpm)

6,100

Transmission

Transmission Type

AMG SPEEDSHIFT PLUS  7G-TRONIC

Shift Controls

Wheel-mounted  shift paddles

Gear Ratios:

1st

4.38 : 1

2nd

2.86 : 1

3rd

1.92 : 1

4th

1.37 : 1

5th

1.00 : 1

6th

0.82 : 1

7th

0.73 : 1

Reverse

3.42 : 1

R2

2.23 : 1

Final Drive

2.65 : 1

Performance

0-60 mph (sec)

3.9

Top Speed (mph)

186 (electronically limited)

Fuel Economy

City / Highway / Combined (mpg)

13 / 22 / 16

Fuel Tank (gallons)

19.8

MSRP*

AMG SL 65 Roadster

$222,000