Mercedes ML GL 500 W164 X164 Complete Engine 273963 273.963 388HP 99k, WARRANTY

Warranty and technical condition of the part

The engine is sold with a 90-day warranty. The warranty covers the engine itself; engine accessories are covered by a 30-day warranty. The power unit was tested before removal and is in full working order.

Listing details

The offer applies to a complete engine. The engine comes from a right-hand drive (RHD) vehicle. The wiring harness is not compatible with left-hand drive (LHD) vehicles and requires replacement or modification. Mercedes ML GL 500 W164 X164 Complete Engine 273963 273.963 388HP is a complete powertrain from the V8 family, designed for premium vehicles of the Mercedes brand. This eight-cylinder petrol unit provides dynamic performance, high operating refinement, and sufficient power reserves for heavier SUV bodies.

Specifications and technical data

• SKU: A2730103102-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2730103102
• Substitutable numbers: A2730103102, A 273 010 31 02
• Fuel type: Petrol
• Number of cylinders: 8
• Part type: Complete Assembly
• Category: Engines
• Engine code: 273963 273.963
• Mileage: 99 000

Technical characteristics of the engine

The presented engine belongs to the Engines category and is a V8 petrol construction, designed for stable handling of high loads in the ML and GL W164 / X164 series models. Eight cylinders working in a V-configuration translate into smooth torque delivery, quick throttle response, and comfortable, even operation across the entire rev range. The unit code allows for precise identification of the version, which facilitates selection for a specific vehicle configuration. The engine is complete, which in practice means the possibility of efficient replacement of the entire powertrain instead of time-consuming repairs of individual components. This solution often shortens the vehicle's downtime in the workshop and simplifies the service process, especially in the case of more serious damage to the original unit.

Application in Mercedes ML and GL W164 / X164 series

The unit was developed specifically for high-end SUVs, such as the ML 500 and GL 500, where a combination of comfort, flexibility, and adequate power under full load is essential. The V8 construction works well with the automatic transmissions used in these models, ensuring smooth acceleration and stable operation at highway speeds. This generation of petrol engine is a popular choice for replacements in vehicles used with trailers, off-road, or in fleet conditions, where predictable operating characteristics and the ability to service based on proven manufacturer procedures are important. The mileage of the unit allows for further operation provided that proper maintenance is performed and appropriate consumables are used.

Benefits of choosing a complete used engine

Purchasing a complete used V8 engine for a Mercedes ML or GL is often a cost-effective solution compared to a major overhaul of a damaged unit. You receive a ready-to-install powertrain that, after proper installation and adaptation, can quickly restore the vehicle's full functionality. For workshops, this means simplified repair logistics, and for the user – less vehicle downtime. A used powertrain of this class also allows for maintaining the original driving characteristics of the vehicle, without the need for interference with the electrical installation or control system, provided that the selection was made in accordance with the manufacturer's markings. This is particularly important in premium class cars, where mechanical and electronic compatibility has a direct impact on the operation of comfort and safety systems.

Selection, verification, and technical support

When selecting this unit for a specific Mercedes vehicle, it is worth using the engine markings and vehicle data to ensure full compliance with the factory configuration. It is also recommended to check the manufacturer's installation procedures, including the replacement of consumables and sealing elements during the swap. This helps minimize the risk of additional downtime and ensures stable operation of the powertrain after installation. If you want to better understand how to safely and consciously invest in used powertrains, our expert guide will be helpful: Why it is worth buying used gearboxes and engines – facts instead of myths. There, you will find a discussion of selection procedures based on identification numbers, cost calculation examples, and practical answers to the most frequently asked questions from users and workshops.

Related products from the same group

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other elements from the same group, such as complete powertrains, engine blocks, or units prepared for a swap, check the available parts in the Mercedes Engines category.