BBB Industries 42029 Alternator

Reliable Remanufactured Alternator for BMW Vehicles

The BBB Industries REMAN ALTERNATOR 42029 is designed to restore your BMW's charging system performance. Engineered to meet OEM specifications, this alternator supports a range of BMW models including the 335i, 435i, 535i, 640i, 740i, M235i, X3, X4, X5, and X6.

• Amperage Rating: 210 amps for consistent electrical output
• Cooling Method: Air-cooled with internal fan for efficient heat dissipation
• Pulley Type: Conventional pulley with 8 grooves, compatible with serpentine belts
• Voltage: 12 volts with internal voltage regulator for stable power delivery
• Rotation Direction: Clockwise rotation matching OEM design
• Polarity: Negative polarity configuration
• OE Manufacturer: Nippondenso, ensuring OEM-level quality and fit
• Pulley Included: Yes, with an outside diameter of 1-15/16 inches (49 mm)
• Plug Clock Position: 12 o'clock for proper electrical connection alignment

About the REMAN ALTERNATOR Product Line

The REMAN ALTERNATOR line by BBB Industries offers remanufactured alternators that meet strict quality standards. These alternators are rebuilt to restore original performance and reliability, making them a practical replacement option for BMW owners seeking a cost-effective solution without compromising on fit or function.

Product Details and Specifications

This alternator features a 210-amp output suitable for high electrical demand in BMW vehicles. Its air cooling system with an internal fan helps maintain optimal operating temperatures. The conventional pulley with 8 grooves is designed for serpentine belt compatibility, ensuring smooth power transmission. The internal voltage regulator maintains consistent voltage output, protecting your vehicle's electrical components. The clockwise rotation and negative polarity match the original equipment specifications, facilitating direct replacement without modification.

Common Applications and Problem Resolution

• Replaces faulty or worn alternators in BMW 335i, 435i, 535i, 640i, 740i, M235i, X3, X4, X5, and X6 models
• Resolves battery charging issues and electrical system failures
• Eliminates dimming headlights and electrical accessory malfunctions
• Addresses warning lights related to charging system faults
• Restores proper voltage regulation and prevents battery drain

Installation Notes and Tips

Ensure the serpentine belt is in good condition and properly tensioned when installing the alternator. Verify the plug clock position aligns correctly at 12 o'clock for secure electrical connections. Confirm the pulley grooves match the belt type to avoid slippage. Follow vehicle-specific service manual instructions for torque specifications and safety precautions during installation.

Quality Assurance and Warranty

BBB Industries remanufactured alternators undergo comprehensive testing to meet OEM standards. The REMAN ALTERNATOR 42029 is built to provide reliable performance and durability. Please refer to BBB Industries or the product documentation for specific warranty details applicable to this alternator.