Torque Converter BMW E87 E90 116i 118i 318i N43 Automatic Transmission Gearbox

Torque Converter BMW E87 E90 116i 118i 318i N43 Automatic Transmission Gearbox is a specialized component from the Torque Converters group, designed to work with the automatic transmission in BMW vehicles. It is responsible for the smooth transfer of torque between the engine and the transmission, ensuring comfortable gear changes and stable operation of the drivetrain in vehicles with a diesel engine.

Specifications and technical data

• SKU: 7588731
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7588731
• Substitutable numbers: 7588731, 24407588731, 7580943, 24407580943, 24007592524, 7592524
• Fuel type: Diesel
• Gearbox type: Automatic
• Tire profile: 65535
• Category: Torque Converters

Technical characteristics and intended use

The presented torque converter has been designed to work with the automatic transmission in BMW 1 and 3 series models, where drivetrain stability and proper torsional vibration damping are crucial. The design of the torque converter allows for efficient power transmission in vehicles powered by diesel fuel, which translates into predictable vehicle behavior both in city traffic and during highway driving.

This element is part of the factory BMW drivetrain, thanks to which it maintains the correct operating parameters, such as engagement characteristics, slip range, and cooperation with the automatic transmission control software. A properly selected torque converter reduces jerking when starting, improves gear shifting quality, and supports the durability of the entire transmission.

Benefits of using an original torque converter

Using a dedicated torque converter in the BMW E87 and E90 allows for maintaining the vehicle's factory driving characteristics. The proper operating characteristics of the converter affect:

• more predictable starting and acceleration,
• reduction of mechanical loads in the automatic transmission,
• better damping of vibrations coming from the power unit,
• maintaining proper cooperation with the transmission control system.

By maintaining compliance with the factory drivetrain specifications, Torque Converters dedicated to BMW help reduce the risk of improper transmission operation, excessive slip, or transmission fluid overheating.

Condition of the component and assembly aspects

The offered torque converter is a used part, which allows for an economical repair of the drivetrain while maintaining compliance with the manufacturer's original specifications. This type of part is particularly useful when regenerating or replacing an automatic transmission, where it is required to match the converter to a specific engine-transmission configuration.

Before installation, a standard workshop procedure is recommended, including verification of tightness, inspection of system cleanliness, and the use of appropriate transmission fluid in accordance with BMW recommendations. A properly selected and installed torque converter supports long-term, stable operation of the automatic transmission and vehicle comfort.

Application in the BMW drivetrain

The torque converter in BMW 1 and 3 series models with the N43 engine plays a key role in the entire power transmission path. It is responsible for:

• smooth connection of the engine with the automatic transmission,
• assisting with starting without the need for manual clutch operation,
• stabilization of engine speed during gear changes,
• reduction of vibrations and noise transmitted to the body.

Thanks to the proper selection of the component for a specific power unit and transmission, the consistency of the entire system's operation is maintained, which is important for both driving comfort and the durability of other components.

If you are planning a comprehensive repair or upgrade of the drivetrain area in your BMW and need other elements from the same group, such as torque converters, torque converter components, or dedicated parts working with the automatic transmission, check the available parts in the BMW Torque Converters category.

For drivers who, in parallel with drivetrain service, are thinking about improving the ergonomics and aesthetics of the cabin, a guide on interior personalization may be helpful – you can find more practical tips in the article Car interior tuning with Global Parts.