Mercedes-Benz
420SEL
U.S. fuel economy and specifications from the EPA.
15Best combined MPG1986 model year
1986–1991Model years6 with EPA ratings
6Rated configurationsDrive, transmission and engine
4.2 LEngine sizeDisplacement
Best combined MPG by model year
The highest EPA rating among each year's configurations.
1986 15 MPG
1987 15 MPG
1988 15 MPG
1989 15 MPG
1990 15 MPG
1991 15 MPG
1 configuration.
Rear-Wheel Drive · Automatic 4-spd
Premium gasoline · Midsize Cars
- Combined MPG
- 15
- Engine displacement
- 4.2 L
- Cylinders
- 8
Rear-Wheel Drive · Automatic 4-spd
Premium gasoline · Midsize Cars
- Combined MPG
- 15
- Engine displacement
- 4.2 L
- Cylinders
- 8
Rear-Wheel Drive · Automatic 4-spd
Premium gasoline · Midsize Cars
- Combined MPG
- 15
- Engine displacement
- 4.2 L
- Cylinders
- 8
Rear-Wheel Drive · Automatic 4-spd
Premium gasoline · Midsize Cars
- Combined MPG
- 15
- Engine displacement
- 4.2 L
- Cylinders
- 8
Rear-Wheel Drive · Automatic 4-spd
Premium gasoline · Midsize Cars
- Combined MPG
- 15
- Engine displacement
- 4.2 L
- Cylinders
- 8
Rear-Wheel Drive · Automatic 4-spd
Premium gasoline · Midsize Cars
- Combined MPG
- 15
- Engine displacement
- 4.2 L
- Cylinders
- 8