Engine Starter BMW F20 M135i F30 335i F32 435i F80 M3 F82 M4 Motor Start 7631558

Engine Starter BMW F20 M135i F30 335i F32 435i F80 M3 F82 M4 Motor Start is an original component from the Starters group, designed for advanced BMW F-series powertrains. This used OEM component ensures proper starting parameters, stable integration with the vehicle's electronics, and predictable performance in daily operation.

Specifications and technical data

• SKU: 7631558
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7631558
• Substitutable numbers: 7631558, 12417631558
• Category: Starter Motors

Purpose and compatibility

The engine starter is dedicated to high-performance BMW F-series models, such as the F20 135i, F30 335i, F80 M3, or F82 M4. Using an original BMW solution helps maintain factory starting characteristics, which is particularly important for high-output engines.

The component comes from the BMW OEM line, ensuring full compatibility with the factory electrical installation, engine control system, and mounting design in the engine bay.

Construction and performance parameters

The starter belongs to the Starters category, meaning it is designed to handle high electrical and mechanical loads during engine ignition. The OEM design accounts for the appropriate starting torque characteristics, optimized for the high-power gasoline engines used in the listed BMW models.

In practice, this translates to:

• consistent, repeatable engine starting in various temperature conditions,
• proper cooperation with the factory engine control unit and safety systems,
• mechanical fitment to the original crankcase housing and drivetrain.

Benefits of using an original BMW starter

Using an original starter in sporty BMW F-series models reduces the risk of starting issues, incorrect current draw, or electrical system incompatibility. Factory fitment minimizes the need for modifications, and the used OEM component represents a reasonable compromise between cost and maintaining the parameters specified by the manufacturer.

For high-power units, such as those in the F80 M3 or F82 M4, a correctly selected starter is important for the durability of the crankshaft-piston system and daily driving comfort – a quick, reliable start reduces unnecessary mechanical and electrical stress.

Condition, verification, and service application

The item is in used condition, which means it has been removed from a vehicle and can be an attractive alternative to new OEM components while maintaining appropriate quality. This type of starter is suitable both as a replacement part in case of failure and during engine upgrades when you want to maintain the original BMW specification.

Before installation, a standard service procedure is recommended: checking the electrical installation, the condition of ground cables, and the charging system to fully utilize the potential of the installed starter.

Expanding 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 starters, mounting hardware, or related starting system components, check the available parts in the BMW Starters category.

For owners of sports models who are interested in further improving the performance and characteristics of their cars, guide materials regarding tuning and the use of used OEM components may also be useful – you can find more on this topic in the article MINI John Cooper Works – what makes it stand out and how to improve your MINI?.