1985 Mercedes-Benz 300D/300CD Specs

2 powertrain configurations on federal record for the 1985 Mercedes-Benz 300D/300CD: 3.0L 5-cyl Diesel, rated up to 21 MPG combined by the EPA.

Source: EPA federal records (fueleconomy.gov) · Updated 2026-10-26 · By CarWhere Research

1985 Mercedes-Benz 300D/300CD engines, transmissions, drivetrains and EPA gas mileage
EngineTransmissionDrivetrainCityHighwayCombined
3.0L 5-cyl DieselAutomatic 4-spdRear-Wheel Drive192019
3.0L 5-cyl DieselAutomatic 4-spdRear-Wheel Drive192321

300D/300CD by year

Buying a used 300D/300CD? Specs are the easy half.

then check the specific car: the Full VIN Report shows that VIN's factory build, recall record, and market history before you pay for it.

Frequently asked questions

What engines does the 1985 Mercedes-Benz 300D/300CD have?

One powertrain on federal record: 3.0L 5-cyl Diesel, offered with Automatic 4-spd and Rear-Wheel Drive. The full per-configuration table is above.

What gas mileage does the 1985 Mercedes-Benz 300D/300CD get?

EPA combined ratings run 19–21 MPG depending on configuration — the table above shows city/highway/combined for each engine, transmission, and drivetrain.

How do I get the specs for my exact VIN?

These are the federal-record configurations for the 1985 Mercedes-Benz 300D/300CD overall. For one specific vehicle — its exact engine, trim, factory options, and original window sticker — decode the 17-character VIN free at carwhere.com/tools/vin-decoder.

Where does this data come from?

The U.S. EPA's public vehicle dataset (fueleconomy.gov) — the federal record of every US-market configuration since 1984 — refreshed 2026-10-26. Public-domain data; republish with attribution to CarWhere (carwhere.com).