Specs

Research 2012 Mercedes-Benz SL-Class specs for the trims available. Choose the desired trim / style from the dropdown list to see the corresponding specs.

SL 550 SL 550

Brakes

Brake Type Pwr
Rear Drum Diam x Width (in)
Disc - Front (Yes or ) Yes
Disc - Rear (Yes or ) Yes
Brake ABS System 4-Wheel
Front Brake Rotor Diam x Thickness (in) 13.0 x 1.1
Rear Brake Rotor Diam x Thickness (in) 11.8 x 0.4
Drum - Rear (Yes or )

Cargo Area Dimensions

Trunk Volume (ft³) 10.2 (7.2 w/top down)

Cooling System

Total Cooling System Capacity (qts) - TBD -

Electrical

Cold Cranking Amps @ 0° F (Primary) 760
Maximum Alternator Capacity (amps) 180

Emissions

EPA Greenhouse Gas Score 2
Tons/yr of CO2 Emissions @ 15K mi/year 11.0

Engine

SAE Net Horsepower @ RPM 382 @ 6000
Engine Order Code
Engine Type Gas V8
Displacement 5.5L/333
Fuel System Electronic Fuel Injection
SAE Net Torque @ RPM 391 @ 2800-4000

Exterior Dimensions

Wheelbase (in) 100.8
Track Width, Rear (in) 60.5
Track Width, Front (in) 61.4
Height, Overall (in) 51.1
Width, Max w/o mirrors (in) 71.7
Length, Overall (in) 180.4
Liftover Height (in) - TBD -
Min Ground Clearance (in) - TBD -

Fuel Tank

Fuel Tank Capacity, Approx (gal) 21.1

Interior Dimensions

Front Shoulder Room (in) 54.0
Front Hip Room (in) 56.9
Front Leg Room (in) 42.9
Passenger Capacity 2
Passenger Volume (ft³) 50.0
Front Head Room (in) 37.7

Mileage

Fuel Economy Est-Combined (MPG) 17
EPA Fuel Economy Est - City (MPG) 14
EPA Fuel Economy Est - Hwy (MPG) 22

Steering

Turning Diameter - Curb to Curb (ft) 36.2
Steering Type Pwr Rack & Pinion
Turning Diameter - Wall to Wall (ft) N/A
Steering Ratio (:1), Overall 16.3
Lock to Lock Turns (Steering) 2.6

Summary

Vehicle Name Mercedes-Benz SL-Class
Body Style Convertible

Suspension

Stabilizer Bar Diameter - Rear (in) - TBD -
Suspension Type - Front Independent
Suspension Type - Rear Multi-Link
Suspension Type - Front (Cont.)
Suspension Type - Rear (Cont.)
Shock Absorber Diameter - Front (mm) N/A
Shock Absorber Diameter - Rear (mm) N/A
Stabilizer Bar Diameter - Front (in) - TBD -

Tires

Front Tire Size P255/40R18
Spare Tire Size
Spare Tire Order Code
Rear Tire Size P285/35R18
Rear Tire Size - TBD -
Front Tire Size - TBD -
Front Tire Order Code
Rear Tire Order Code

Trailering

Dead Weight Hitch - Max Trailer Wt. (lbs)
Dead Weight Hitch - Max Tongue Wt. (lbs)
Wt Distributing Hitch - Max Trailer Wt. (lbs)
Wt Distributing Hitch - Max Tongue Wt. (lbs)

Transmission

Seventh Gear Ratio (:1) 0.73
Fifth Gear Ratio (:1) 1.00
Fourth Gear Ratio (:1) 1.37
Third Gear Ratio (:1) 1.92
Second Gear Ratio (:1) 2.86
First Gear Ratio (:1) 4.38
Trans Description Cont. Again
Trans Description Cont. Automatic
Trans Type 7
Trans Order Code
Drivetrain Rear Wheel Drive
Final Drive Axle Ratio (:1) 2.65
Clutch Size (in)
Reverse Ratio (:1) 3.42 (R2 2.23)
Sixth Gear Ratio (:1) 0.82

Vehicle

EPA Classification 2 Seater

Weight Information

Base Curb Weight (lbs) 4220

Wheels

Front Wheel Material Aluminum
Rear Wheel Size (in) 18 x 9.5
Rear Wheel Size (in) 19 x - TBD -
Front Wheel Size (in) 18 x 8.5
Front Wheel Size (in) 19 x - TBD -
Spare Wheel Material
Spare Wheel Size (in)
Rear Wheel Material Aluminum

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