Four-door long-wheelbase rear-wheel-drive luxury sedan · 3.0-liter OM603 turbocharged diesel inline-six
1986 Mercedes-Benz 300 SDL Automatic
The Mercedes-Benz Club of America's U.S. W126 model-year table lists the 300 SDL for 1986; gray-market variants are excluded.

Photo: “1986 Mercedes-Benz 500 SEL (V126) (52794164897)” by Rutger van der Maar / Wikimedia Commons, licensed under CC BY 2.0. Cropped to 16:9.
Factory configuration
What this model is
- Trim
- 300 SDL
- Body style
- Four-door long-wheelbase rear-wheel-drive luxury sedan
- Engine
- 3.0-liter OM603 turbocharged diesel inline-six
- Transmission
- 4-speed automatic
Configuration-specific ownership
Maintenance for this exact configuration
These items are filtered to the engine, transmission, trim, and model-year applicability recorded for this configuration. Broad Amazon category searches are suppressed here; shopping links appear only beside catalog-backed part numbers.
Service desk
What this car needs & when
Use this as a service-planning checklist for 1986 Mercedes-Benz 300 SDL Automatic. Start with the interval, confirm which engine or configuration you have, then use an exact ordering reference when one is verified.
- Service topics
- 1
- Factory intervals
- 0
- Fitment-scoped
- 1
- Exact references
- 1
Before orderingIdentify your engine, options and build date.Part numbers and sizes can change within one model year. Shopping links appear only for catalog-backed references; still verify the listing against your vehicle before ordering.
Engine oil filter
Exact reference available
Use the exact engine, VIN, and build date to confirm the catalogued service part before ordering.
300 SDL — 3.0-liter OM603 turbocharged diesel inline-six
MAHLE OX 38D
Source: MAHLE Aftermarket — Mercedes-Benz passenger-car filter application catalog · 1986 Mercedes-Benz 300SDL 3.0L L6 — OX 38D · checked
Verified ordering references
- Service replacementMAHLE OX 38D
Qty. 1 · Engine oil-filter element · catalog-listed
Manufacturer-catalogued application; confirm VIN and build date before ordering.
Catalog: MAHLE Aftermarket — Mercedes-Benz passenger-car filter application catalog · 1986 Mercedes-Benz 300SDL 3.0L L6 — OX 38D · checked
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Sources
Other 1986 configurations