Mercedes-Benz 273 M273 4.7L Engine Assembly for S550 G500 (New)

Product Overview

This engine assembly (273, M273) is a replacement power unit for Mercedes-Benz vehicles, listed for Mercedes Benz GL450 S550 G500. It is supplied as a new unit with a 4.7L displacement. A like-for-like engine swap is a common repair route for vehicles with major mechanical failure, high oil consumption or worn internals, as long as the replacement matches the original specification.

Vehicle Fitment

• Vehicle make: Mercedes-Benz
• Listed application: Mercedes Benz GL450 S550 G500
• Listed models: S Class, GL Class
• Listed production years: 1994-2016, 2007-2016 (year ranges are not matched model-by-model by the manufacturer, so confirm against your vehicle)
• Engine code: 273, M273
• Engine capacity: 4.7L
• OEM / reference numbers: M273
• LHD / RHD: not specified by the manufacturer

Product Specifications

• Component: Engine Assembly
• Condition: New
• Cylinders: 8
• Listed power: 250KW/280KW
• Listed torque: 460Nm/490Nm

Dimensions, weight and detailed technical drawings were not published by the manufacturer for this item. Specifications above are taken from the product listing; where a value is not shown it has not been verified.

Package Contents

• 1 × engine assembly as shown in the product photos

The manufacturer has not confirmed which ancillaries are included. Items such as the turbocharger, manifolds, sensors, wiring harness, ECU, alternator, starter, fuel injection components, flywheel and gaskets should be treated as not included unless they are visible in the photos and confirmed by our team in writing. Transmission is not included.

Compatibility & Installation Notes

Always match the engine code and OEM/reference number shown above against the stamping or label on your original part before ordering. Engine codes are often shared across several models and years with small differences in sensors, mounts, timing components or emissions equipment, so we recommend confirming fitment using your VIN or chassis number – send it to us and we will check it for you. Installation should be carried out by a qualified mechanic. Replace consumables such as gaskets, seals, filters, coolant and oil, and transfer or renew ancillaries as required.

Before You Order

Ideal for Mercedes-Benz repairs where a direct replacement for the 273, M273 is required. Fitment advice is available on request.