2006 Mercedes-Benz S55 Oil Type & Capacity: 5W-40 (7.9 quarts)
The 2006 Mercedes-Benz S55 takes 5W-40 motor oil — 7.9 quarts with a filter change, per the factory service manual.
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| S55 | MB Approved Synthetic Engine Oil - SAE 5W-40 or 0W-40 | 7.90 QTS. | — | Use Mercedes-Benz approved engine oil only. See bulletin No. S-0473-08B (Mercedes-Benz Factory Approved Service Products). |
More factory specs & repair guides for your S55
🛞 2006 Mercedes-Benz S55 Tire Size & Pressure →🌧️ 2006 Mercedes-Benz S55 Wiper Blade Sizes →💡 2006 Mercedes-Benz S55 Light Bulb Sizes →📖 2006 Mercedes-Benz S55 Factory Service Manual →All fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner network AllOEMManuals.com.
Coolant capacity
14.3 quarts (13.53 L) — MB 325.0 Anticorrosion/Antifreeze
Frequently asked questions
What type of oil does a 2006 Mercedes-Benz S55 take?
The 2006 Mercedes-Benz S55 takes 5W-40 motor oil (MB Approved Synthetic Engine Oil - SAE 5W-40 or 0W-40), per the factory service manual.
What is the oil capacity of a 2006 Mercedes-Benz S55?
The 2006 Mercedes-Benz S55 oil capacity is 7.9 quarts with a filter change.
How often should I change the oil in my 2006 Mercedes-Benz S55?
Most 2006 Mercedes-Benz S55 owners follow a 5,000–7,500 mile interval with conventional oil, or up to 10,000 miles with full synthetic. Always check the oil life monitor if equipped, and consult your owner's manual — Mercedes-Benz recommends intervals based on driving conditions, not just mileage.
Can I use synthetic oil in my 2006 Mercedes-Benz S55?
Yes. 5W-40 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 2006 Mercedes-Benz S55. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.