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2020 Mercedes-Benz SL Class Specifications

SL 450 Roadster

MSRP: $91,000
MSRP based on SL 450 Roadster
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Quick Specs

Gas Mileage 20 mpg City/28 mpg Hwy
Engine Twin Turbo Premium Unleaded V-6, 3.0 L
EPA Class Two-Seaters
Style Name SL 450 Roadster
Drivetrain Rear Wheel Drive
Passenger Capacity 2
Passenger Doors 2
Body Style Convertible

Dimensions

Vehicle
EPA Classification Two-Seaters
Weight Information
Base Curb Weight (lbs) 3826
Interior Dimensions
Passenger Capacity 2
Front Hip Room (in) 53.6
Front Leg Room (in) 42.9
Passenger Volume (ft³) 50.5
Front Shoulder Room (in) 55.5
Front Head Room (in) 39.1
Exterior Dimensions
Wheelbase (in) 101.7
Track Width, Rear (in) 63
Height, Overall (in) 51.2
Length, Overall (in) 182.3
Min Ground Clearance (in) 3.7
Track Width, Front (in) 62.8
Width, Max w/o mirrors (in) 73.9
Cargo Area Dimensions
Trunk Volume (ft³) 8.5

Fuel Economy

Fuel Tank
Fuel Tank Capacity, Approx (gal) 19.8
Mileage
Fuel Economy Est-Combined (MPG) 22
EPA Fuel Economy Est - City (MPG) 20
EPA Fuel Economy Est - Hwy (MPG) 28

Performance Specs

Engine
Engine Order Code NA
SAE Net Torque @ RPM 369 @ 2000
Fuel System Gasoline Direct Injection
Engine Type Twin Turbo Premium Unleaded V-6
SAE Net Horsepower @ RPM 362 @ 5500
Displacement 3.0 L/183
Transmission
Final Drive Axle Ratio (:1) 3.07
Drivetrain Rear Wheel Drive
First Gear Ratio (:1) 5.35
Sixth Gear Ratio (:1) 1.00
Trans Description Cont. Automatic w/OD
Fourth Gear Ratio (:1) 1.64
Seventh Gear Ratio (:1) 0.86
Trans Order Code 421
Second Gear Ratio (:1) 3.24
Reverse Ratio (:1) 4.80
Trans Description Cont. Again NA
Fifth Gear Ratio (:1) 1.21
Eighth Gear Ratio (:1) 0.72
Trans Type 9
Third Gear Ratio (:1) 2.25
Brakes
Brake Type 4-Wheel Disc
Rear Brake Rotor Diam x Thickness (in) 12.6
Disc - Rear (Yes or ) Yes
Brake ABS System 4-Wheel
Drum - Rear (Yes or ) NA
Front Brake Rotor Diam x Thickness (in) 14.2
Disc - Front (Yes or ) Yes
Rear Drum Diam x Width (in) NA
Steering
Steering Type Rack-Pinion
Turning Diameter - Curb to Curb (ft) 36.2
Tires
Front Tire Order Code R66
Spare Tire Size NA
Front Tire Size P255/35YR19
Rear Tire Order Code R66
Rear Tire Size P285/30YR19
Spare Tire Order Code NA
Wheels
Front Wheel Size (in) 19 X 8.5
Spare Wheel Material NA
Front Wheel Material Aluminum
Rear Wheel Size (in) 19 X 9.5
Rear Wheel Material Aluminum
Spare Wheel Size (in) NA
Suspension
Suspension Type - Front Multi-Link
Suspension Type - Rear (Cont.) Multi-Link
Suspension Type - Rear Multi-Link
Suspension Type - Front (Cont.) Multi-Link

Safety Features

Safety
Air Bag-Frontal-Driver Yes
Air Bag-Frontal-Passenger Yes
Air Bag-Passenger Switch (On/Off) No
Air Bag-Side Body-Front Yes
Air Bag-Side Body-Rear No
Air Bag-Side Head-Front Yes
Air Bag-Side Head-Rear No
Brakes-ABS Yes
Child Safety Rear Door Locks No
Daytime Running Lights Yes
Traction Control Yes
Night Vision No
Rollover Protection Bars Yes
Fog Lamps No
Parking Aid No
Tire Pressure Monitor Yes
Back-Up Camera Yes
Stability Control Yes
Other Features Electronic Stability Control (ESC)
ABS And Driveline Traction Control
Side Impact Beams
Dual Stage Driver And Passenger Seat-Mounted Side Airbags
Emergency Sos
Forward Collision Mitigation
Tire Specific Low Tire Pressure Warning
Dual Stage Driver And Passenger Front Airbags
Curtain 1st Row Airbags
Airbag Occupancy Sensor
Driver And Passenger Knee Airbag
BabySmart Childseat Sensor
Outboard Front Lap And Shoulder Safety Belts -inc: Pretensioners
Back-Up Camera

Warranty

Warranty
Basic Miles/km 50,000
Basic Years 4
Corrosion Miles/km 50,000
Corrosion Years 4
Drivetrain Miles/km 50,000
Drivetrain Years 4
Roadside Assistance Miles/km 50,000
Roadside Assistance Years 4
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compare features & specs

Compare 2020 Mercedes-Benz SL Class different trims:
SL 450 Roadster
SL 550 Roadster
MSRP
$91,000
MSRP
$114,700
Gas Mileage
20 mpg City / 28 mpg Hwy
Gas Mileage
17 mpg City / 25 mpg Hwy
Engine
Twin Turbo Premium Unleaded V-6
Engine
Twin Turbo Premium Unleaded V-8
Horsepower
362 @ 5500
Horsepower
449 @ 5500
Drivetrain
Rear Wheel Drive
Drivetrain
Rear Wheel Drive
Passenger Capacity
2
Passenger Capacity
2
Transmission
Automatic w/OD
Transmission
Automatic w/OD