Bosch AL0733X Alternator

Reliable Remanufactured Alternator for BMW Models

The Bosch AL0733X 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 540i, 740i, 740iL, and 840Ci models.

• 12-volt electrical system compatibility
• 120 ampere amperage rating for robust charging
• Internal fan type with included external fan for optimal cooling
• Clockwise rotation direction
• Includes pulley with 7 grooves (7s type) and external regulator
• Aluminum case material and color for durability and heat dissipation
• Plug type 335 with 4-pin plug clock rear view main mounting ear at 6 o'clock
• Remanufactured to meet Bosch quality standards

About the Bosch Alternator (Remanufactured) Product Line

The Bosch Alternator (Remanufactured) line offers high-quality, factory-tested alternators that have been restored to meet original equipment manufacturer standards. This product line focuses on delivering reliable electrical performance and durability through thorough remanufacturing processes, making it a practical replacement option for BMW vehicles requiring a dependable charging system component.

Detailed Product Description

The AL0733X alternator features a 12-volt system with a 120 amp rating, suitable for the electrical demands of BMW 540i, 740i, 740iL, and 840Ci models. Its internal fan design is complemented by an included external fan to maintain optimal operating temperatures. The clockwise rotation and 7-groove pulley (7s type) ensure compatibility with the vehicle’s belt system. The alternator includes an internal regulator and an external regulator, enhancing voltage control and system stability. Constructed with an aluminum case, it offers durability and effective heat dissipation. The plug type 335 and specific mounting ear position facilitate straightforward installation and secure fitment.

Common Applications and Issues Addressed

• Replacement for failing or weak alternators in BMW 540i, 740i, 740iL, and 840Ci
• 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 vehicle compatibility with BMW 540i, 740i, 740iL, and 840Ci models before installation
• Verify clockwise rotation and pulley groove count match existing alternator
• Check plug type 335 and mounting ear position for proper alignment
• Use appropriate tools to secure the aluminum case and pulley assembly
• Test charging system voltage after installation to confirm proper operation

Quality Assurance and Warranty

This Bosch AL0733X alternator is remanufactured to meet stringent quality standards, ensuring reliable performance and longevity. It comes packaged securely in a box to protect the unit during transport. While specific warranty details are not provided here, Bosch remanufactured alternators typically include a limited warranty covering defects in materials and workmanship. Refer to Bosch or authorized distributors for exact warranty terms.