1991 Mercedes-Benz 420
2 configurations — EPA fuel economy ratings
| Trim / Variant | City MPG | Hwy MPG | Combined MPG | Fuel | Drive | Engine | Transmission |
|---|---|---|---|---|---|---|---|
| 420 SE | 11 | 15 | 13 | Premium Gasoline | Rear-Wheel Drive | 4.2L 8-cyl | Automatic 4-spd |
| 420SEL | 14 | 17 | 15 | Premium Gasoline | Rear-Wheel Drive | 4.2L 8-cyl | Automatic 4-spd |