BMW X5 E70 X6 E71 Engine Oil Sump Pan 30dX 40dX N57 Diesel xDrive 7807806

Visual condition of the part

The product shows signs of use visible in the photos.

BMW X5 E70 X6 E71 Engine Oil Sump Pan 30dX 40dX N57 Diesel xDrive is an original component from the Oil sumps group, designed for BMW diesel engines with xDrive all-wheel drive. The design of the sump ensures stable lubrication conditions for the diesel engine and safe oil drainage under demanding operating conditions.

Specifications and technical data

• SKU: 8573880
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7807806
• Substitutable numbers: 7807806, 11137807806, 8573880, 11138573880
• Fuel type: Diesel
• Category: Oil Sumps

Purpose and compatibility

The presented oil sump is designed for N57N engines in 30dX and 40dX versions used in BMW X5 E70 and X6 E71 models with all-wheel drive. The body geometry, placement of mounting points, and the shape of the oil chamber are matched to the xDrive drivetrain, allowing for proper integration with the subframe, exhaust system, and engine accessories.

By maintaining factory mounting parameters, the sump provides a plug-and-play solution for the specific engine unit, without the need for any modifications to the engine block or additional adjustments.

Construction and technical function

The oil sump plays a key role in the lubrication system, responsible for oil storage, its return from the cylinder head, and level stabilization under variable loads. The design intended for the Diesel engine accounts for increased thermal loads and the operating characteristics of the N57N unit.

Properly shaped bottom and internal baffles limit oil foaming and excessive movement during acceleration, braking, and cornering. A correctly selected oil sump supports stable pressure in the lubrication system, which translates into the durability of the bearings, crankshaft, and turbocharger.

Benefits of using an original BMW oil sump

• Factory fitment for the N57N engine block and engine accessories.
• Compatibility with the lubrication system designed for the xDrive drivetrain.
• Reduced risk of leaks due to the preservation of original sealing surface geometry.
• Stable oil operating conditions under high loads and long-distance highway driving.
• Ability to use existing mounting points and accessories without additional adaptations.

Condition and service application

The component comes from the BMW group and is intended for service applications in diesel vehicles where it is necessary to replace a damaged or leaking oil sump. Replacing it with an original component restores the proper tightness of the lubrication system and reduces the risk of oil pressure drops resulting from deformation or corrosion of the old part.

Selecting an oil sump compatible with the N57N unit is particularly important in vehicles used for towing, off-road driving, or dynamic driving, where the lubrication system operates under increased stress.

Expanding the BMW lubrication system

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other components from the same group, such as other sumps, covers, or parts related to the oil circuit, check the available parts in the BMW Oil sumps category.

For drivers interested in further vehicle personalization – for example, by installing a sports steering wheel or a premium version to improve ergonomics – you will find useful information in the article Personalization and ergonomics – when is it worth replacing the steering wheel with a premium model?, which discusses the practical aspects of upgrading to sports models and M-packages.