Home › Browse Parts › 2012 MERCEDES ML350 (W166) 3.5L (276.955) ENGINE OIL FLUID PUMP CHAIN SPROCKET

7 detailed photos of the actual item — this exact part is what ships.

From donor vehicle 2012 Mercedes ML350 (stock VV0543).

ASE Master Mechanic Inspection

Hands-on tested before listing

Overall test result
Yes
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2012 Mercedes ML350

2012 MERCEDES ML350 (W166) 3.5L (276.955) ENGINE OIL FLUID PUMP CHAIN SPROCKET

$151.05 List $159.00
✓ FREE SHIPPING — LOWER 48 + DC

Free 90-day warranty & 90-day any-reason returns on everything.

Order now and your order ships tomorrow — same-day shipping when ordered by 11 AM Pacific on a business day.

Estimated arrival: Monday, July 27 to Friday, July 31 — it's common for this to vary by a day or two.

Genuine OEM — exact item pictured. The photos show the actual factory-original part you’ll receive — inspected, cleaned, and carefully packed.

What you see is exactly what you get

No stock photos, ever. Every listing shows the actual part that will ship to you — already pulled and cleaned — so you can confirm it's exactly what you need, in the condition you expect, before you buy. All backed by a free 90-day warranty and hassle-free returns.

Free 90-day warranty + hassle-free returns

Wrong part? Changed your mind? For eligible lower-48 + DC orders, returns are on us for ANY reason — hit the Contact Viking button for a prepaid label. Refunds are always cash to your payment method, never store credit.

Same-business-day shipping

We ship same business day if ordered before 11 AM Pacific — every part is already pulled, cleaned, and on the shelf, not buried in a car in the yard.

Free shipping (lower 48 + DC)

For eligible destinations, the checkout math stays calm: the listed direct price is the price that ships.

ASE-tested big stuff

Engines and transmissions are tested by our ASE Master Mechanic before listing.

Viking Item ID V63447

Does this fit my vehicle?

Paste your 17-character VIN — it’s on your registration, insurance card, or the driver’s-door jamb.

We verify factory/OEM fitment only — upgrades, retrofits, and custom applications may need parts or coding we can’t verify or guarantee.

Item Specifics

Donor vehicle
2012 Mercedes ML350
Donor VIN
4JGDA5HB0CA056337
Donor miles
164,620
Part number (OEM)
2781810201, R2781810201
Interchange #
300-85094
Brand
Mercedes (Genuine OEM)
Stock #
VV0543
Viking Item ID
V63447

ENGINE OIL PUMP WITH DRIVE CHAIN AND SPROCKET

First-start note: we treat every engine with fogging oil to protect the cylinders in storage and transit. A little smoke on first start-up is normal and expected — it should clear within about 30 minutes of normal running as the fogging oil burns off.

  • ✓These photos show the exact individual part you'll receive — no stock photos
  • ✓Genuine OEM — factory-original parts
  • ✓Inspected before listing — engines & transmissions tested by an ASE Master Mechanic
  • ✓FREE 90-day warranty & 90-day any-reason returns — we cover return shipping for eligible lower-48 + DC orders, freight included (details)
  • ✓Order by 11 AM Pacific on a business day — ships that same day (holidays excluded)
  • ✓Want longer coverage? Extended warranties to 180 or 365 days — see options
Ask about this part / verify fitment — free, no pressure

Compatible Vehicles (3)

Verified Hollander interchange fitment — the same stickered, tracked compatibility data our listing crew uses. Scroll inside the table; no page-flipping. Not sure? Use the VIN check above and we’ll confirm.

YearMakeModelTrimEngineNotes
2012 Mercedes-Benz ML350 4Matic Sport Utility 4-Door 3.5L 3498CC V6 GAS DOHC Naturally Aspirated
2012 Mercedes-Benz ML350 4Matic Sport Utility 4-Door 3.5L 3498CC V6 FLEX DOHC Naturally Aspirated
2012 Mercedes-Benz ML350 Base Sport Utility 4-Door 3.5L 3498CC V6 GAS DOHC Naturally Aspirated