Bosch AL9445X Alternator

Reliable Remanufactured Alternator for BMW Models

The Bosch AL9445X Alternator (Remanufactured) is designed to restore the electrical charging system of select BMW vehicles. Engineered to meet OEM specifications, this 12-volt alternator ensures consistent power delivery and reliable performance for models including the BMW 550i, 650i, 750i, X5, and X6.

• 12-volt electrical system compatibility
• Internal fan type with clockwise rotation
• Includes a 7-groove pulley with a 48.5 mm outside diameter
• Internal voltage regulator for stable output
• Aluminum case construction for durability and heat dissipation
• Remanufactured to OEM standards for quality assurance
• Plug type 430 with rear view main mounting ear at 6 o'clock position

About the Bosch Alternator (Remanufactured) Product Line

The Bosch Alternator (Remanufactured) line offers remanufactured alternators that meet strict quality and performance standards. Each unit undergoes comprehensive testing and refurbishment to ensure it matches the original equipment specifications. The AL9445X is part of this line, providing a cost-effective solution without compromising reliability for BMW electrical systems.

Detailed Product Description

This Bosch AL9445X alternator features a 12-volt system with an internal fan and clockwise rotation, optimized for efficient cooling and operation. The aluminum case enhances heat dissipation and durability, while the internal voltage regulator maintains consistent amperage output rated at 230 amps. The included 7-groove pulley (7s type) with a 48.5 mm diameter supports proper belt alignment and tension. The plug type 430 and rear view main mounting ear positioned at 6 o'clock ensure precise fitment for compatible BMW models. This remanufactured alternator is designed to replace the original unit in vehicles such as the BMW 550i GT xDrive, 750Li xDrive, and X6, restoring charging system functionality.

Common Issues Addressed by This Alternator

• Battery not charging or frequent battery drain
• Dim or flickering dashboard and headlights
• Warning lights related to charging system on the instrument panel
• Unusual noises from the alternator pulley or bearings
• Electrical system failures affecting vehicle performance

Installation Notes and Tips

Ensure the vehicle battery is disconnected before removing the old alternator to prevent electrical shorts. Verify the plug type and mounting ear position match the Bosch AL9445X specifications for proper installation. Confirm belt alignment with the 7-groove pulley and check for any belt wear or damage during replacement. Since this alternator includes an internal voltage regulator, no external regulator installation is necessary.

Quality Assurance and Warranty

Each Bosch AL9445X alternator is remanufactured to meet original equipment manufacturer standards, ensuring reliable performance and durability. The aluminum case and internal components undergo rigorous testing to verify amperage output and operational integrity. Warranty details are provided by Bosch and typically cover defects in materials and workmanship for a specified period.