Bosch AL0749X Alternator

Reliable Remanufactured Alternator for BMW Models

The Bosch AL0749X 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 supports models such as the BMW 320i, 325i, M3, and Z3, ensuring consistent power delivery and system reliability.

• Voltage: 12V for standard automotive electrical systems
• Rotation Direction: Clockwise for proper engine compatibility
• Fan Type: Internal with external fan included for efficient cooling
• Pulley: 6-groove pulley included with 50mm outside diameter
• Amperage Rating: 80 amps to support vehicle electrical demands
• Regulator Type: Internal regulator included for voltage control
• Case Material and Color: Durable aluminum case in aluminum finish
• Plug Type: 381 with rear view main mounting ear at 6 o'clock position
• External Regulator Included: Yes, enhancing voltage regulation
• Remanufactured to meet Bosch quality standards

About the Bosch Alternator (Remanufactured) Product Line

The Bosch Alternator (Remanufactured) line offers high-quality remanufactured alternators that restore original equipment performance. Each unit undergoes rigorous testing and refurbishment to ensure reliability and durability. This product line is tailored to provide a cost-effective alternative to new alternators without compromising on Bosch’s engineering standards, making it suitable for BMW vehicles requiring precise electrical component replacement.

Detailed Product Description

The AL0749X alternator features a 12-volt system with an 80-amp output, suitable for BMW models including the 320i, 323i, 325i, 328i, 525i, M3, and Z3. Its clockwise rotation and internal fan design, complemented by an external fan, ensure optimal cooling during operation. The included 6-groove pulley with a 50mm diameter supports proper belt alignment and tension. The internal voltage regulator maintains consistent electrical output, while the aluminum case provides durability and heat dissipation. The plug clock rear view main mounting ear positioned at 6 o'clock facilitates straightforward installation and secure mounting.

Common Applications and Issues Addressed

• Replacement for failing or weak alternators in BMW 320i, 325i, M3, and Z3 models
• Resolves battery charging problems and electrical system malfunctions
• Addresses dimming headlights and electrical accessory failures
• Eliminates warning lights related to charging system faults
• Restores proper voltage regulation and engine starting reliability

Installation Notes and Tips

Ensure the vehicle battery is disconnected before installation to prevent electrical shorts. Verify the clockwise rotation direction and pulley groove count match the original alternator. The included pulley and external fan simplify replacement without additional parts. Confirm the plug type 381 and mounting ear position at 6 o'clock align with your BMW model’s specifications. Professional installation is recommended to maintain electrical system integrity.

Quality Assurance and Warranty

This Bosch AL0749X alternator is remanufactured to meet stringent quality standards, ensuring reliable performance comparable to new units. It includes an internal voltage regulator and external fan for enhanced durability. Bosch remanufactured alternators typically come with a limited warranty covering defects in materials and workmanship; please refer to the specific warranty terms provided at purchase.