A2731535079 Engine Control Module (ECU / ECM)

For Mercedes‑Benz W221 S550 / CL550 (M273)

Cross-reference OE numbers

This unit replaces the following OE part numbers:

Please verify fitment against your vehicle’s OE number before ordering.

Compatible applications include:

2011 CL550 4Matic Coupe – 2‑door, 4.7L (4663 cc / 285 cu in) V8
2007-2011 CL550 / S550 4Matic – Coupe or Sedan, 2/4‑door, 5.5L (5461 cc / 333 cu in) V8

Condition: Brand new aftermarket part (manufacturer outlet)
Construction: Made from high‑quality materials for long‑lasting durability
Function: Engine Control Module (ECU / ECM) – direct replacement for listed OE numbers

6‑month warranty included
If you have any questions or issues, contact us and we will provide a satisfactory solution promptly

Important: Always check the OE number on your original part to confirm compatibility before purchase.

Operating Temperature	125 Degrees Celsius
Department
Manufacturer	CHNNFC
Package Dimensions	9.8 x 9.8 x 1.9 inches
Item Weight	‎2.2 pounds
Item model number	A2731535079 2731535079
Batteries required	No
Included Components	Engine Control Module ECU ECM

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