Bosch AL0742X Alternator

Reliable Bosch Remanufactured Alternator for BMW Models

The Bosch AL0742X Alternator (Remanufactured) is designed to provide dependable electrical charging and starting performance for select BMW vehicles. Engineered to meet OEM specifications, this 12-volt alternator ensures consistent power delivery and efficient operation for your BMW 530i, 540i, 740i, 740iL, and 840Ci models.

Key Features of Bosch AL0742X Alternator

• Voltage: 12 volts for standard automotive electrical systems
• Amperage Rating: 140 amps to support vehicle electrical demands
• Rotation Direction: Clockwise for proper engine compatibility
• Fan Type: Internal fan with external fan included for optimal cooling
• Pulley: 7-groove 7s pulley included with 45mm outside diameter
• Regulator Type: Internal regulator with external regulator included
• Case Material and Color: Durable aluminum case in aluminum finish
• Plug Type: 381 with rear view main mounting ear positioned at 6 o'clock
• Brand Line: Alternator (Remanufactured) ensuring quality remanufacturing standards

About the Bosch Alternator (Remanufactured) Product Line

The Bosch Alternator (Remanufactured) line offers high-quality remanufactured alternators that meet strict OEM standards. Each unit undergoes comprehensive testing and refurbishment to restore performance and reliability. The AL0742X is part of this line, providing a cost-effective solution for BMW owners seeking a reliable replacement alternator without compromising on quality or fitment.

Detailed Product Description

This Bosch AL0742X alternator is specifically engineered for BMW 530i, 540i, 740i, 740iL, and 840Ci models, ensuring precise fit and function. Featuring a 12-volt system and a 140-amp output, it supports the electrical needs of your vehicle’s charging and starting systems. The internal fan design combined with an included external fan enhances cooling efficiency, reducing the risk of overheating during operation. The clockwise rotation and 7-groove pulley with a 45mm diameter align with factory specifications for seamless integration. The aluminum case provides durability and corrosion resistance, while the internal regulator with an included external regulator ensures stable voltage regulation under varying electrical loads.

Common Issues Addressed by This Alternator

• Battery not charging or frequent battery drain
• Dim or flickering dashboard and headlights
• Electrical system warning lights illuminated on the dashboard
• Unusual noises from the alternator pulley or fan
• Vehicle stalling or difficulty starting due to insufficient power

Installation Notes and Tips

When installing the Bosch AL0742X alternator, ensure the clockwise rotation matches your BMW model’s engine requirements. Verify the 7-groove pulley aligns with your vehicle’s belt system. Properly connect the 381 plug type and secure the rear view main mounting ear at the 6 o'clock position for correct fitment. It is recommended to inspect the battery and belt condition during installation to maintain optimal charging system performance.

Quality Assurance and Warranty

This remanufactured Bosch alternator is built to meet OEM standards and undergoes rigorous testing to ensure reliability and performance. Packaged securely in a box, the AL0742X alternator is backed by Bosch’s quality assurance processes. Please refer to the specific warranty terms provided at the time of purchase for coverage details.