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1989 Mercedes-Benz 300SEL — 3.0L 6-cyl, Automatic 4-spd, RWD
This 1989 Mercedes-Benz 300SEL (3.0L 6-cyl, Automatic 4-spd, RWD) takes premium gasoline. PREMIUM
16
MPG combined (15 city / 17 hwy)
$4,800
est. fuel cost / year (EPA, 15k mi)
—
tailpipe CO₂
The EPA lists this trim as premium because that's the fuel the manufacturer specified for its mileage test. Many such engines will run on regular with slightly lower power and MPG — but check your owner's manual to see whether premium is required or just recommended.
Other 1989 Mercedes-Benz 300SEL trims
| Trim | Fuel | MPG | Fuel/yr |
|---|---|---|---|
| 3.0L 6-cyl, Automatic 4-spd, RWD | REGULAR | 15 | $4,150 |
EPA fuel type: Premium · class: Midsize Cars · retrieved 2026-06-14.