BMW F20 F21 F22 F30 F31 Engine Starter Motor N20 N26 N55 Petrol 7638194

BMW F20 F21 F22 F30 F31 Engine Starter Motor N20 N26 N55 Petrol is an original component from the Starter Motors group, designed for BMW F-series petrol engines including the N20, N26, and N55. This solution is engineered to maintain factory starting parameters, stable operation of the drivetrain, and reliable engine ignition under various operating conditions.

Specifications and technical data

• SKU: 7638194
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7638194
• Substitutable numbers: 7638194, 12417638194, 7638196, 12417638196, 7610342, 12417610342, 7626546, 12417626546
• Fuel type: Petrol
• Category: Starter Motors

Purpose and compatibility

The presented starter motor is designed to work with BMW N20, N26, and N55 petrol engines used in F-series models, such as the F20, F21, F30, or F31. By maintaining factory mounting geometry and precisely matched electrical parameters, this component allows for seamless integration with the vehicle's existing electrical system, without the need for modifications or adaptations.

Technical and functional characteristics

The starter motor from this series is an electrical unit dedicated to petrol engines, which ensures a properly matched starting torque and optimized battery energy consumption. The integrated gear and coupling system are tailored to the specifics of the N20, N26, and N55 units, ensuring:

• efficient crankshaft rotation during cold and warm starts,
• stable operation under typical road conditions,
• proper cooperation with the factory engine control system.

Additionally, the presence of dedicated interchangeable part numbers allows for precise matching of the starter motor to the specific vehicle configuration, which is crucial when servicing modern BMW models.

Benefits of using an original BMW starter motor

Choosing a starter motor from the group of original BMW components translates into a number of practical advantages. The most important of these are:

• Factory fitment – compatibility with the design of N20, N26, and N55 engines and the vehicle's electrical system.
• Stable starting parameters – correct torque and operating characteristics tailored to petrol units.
• Reduced risk of installation errors – no need for modifications to wiring, mounts, or accessories.
• The ability to maintain consistency with other components of the BMW drivetrain.

A starter motor configured in this way is a good choice for users who expect predictable performance and want to keep the vehicle at a standard close to the factory original.

Condition, verification, and service application

The item comes from the group of used parts, which allows for the optimization of repair costs while maintaining the manufacturer's original specifications. This type of starter motor works well both for standard replacement of a worn component and for larger service work within the drivetrain, where maintaining compliance with factory BMW solutions is essential.

Expanding work within the BMW starting system

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other elements from the same group, such as additional starter motors, mounting hardware, or associated accessories, check out the available parts in the BMW Starter Motors category.

Technical support and repair cost optimization

When planning a drivetrain repair, it is worth considering the selection of appropriate recycled parts to combine operational safety with a reasonable service budget. Additional information on making informed choices regarding used components can be found in the article Brake calipers under the microscope: How to effectively reduce brake system repair costs by choosing proven recycled parts, which shows how to approach the topic of regeneration and component replacement in a technically justified manner.