BBB Industries N13984 Alternator

Reliable Alternator Replacement for Toyota 4Runner and Tacoma

The BBB Industries NEW ALTERNATOR N13984 is designed to provide consistent electrical charging performance for Toyota 4Runner and Tacoma models. Engineered to meet OEM specifications, this alternator ensures your vehicle's electrical system operates efficiently under various driving conditions.

• 130 Ampere output for stable electrical power
• Internal fan cooling method for effective heat dissipation
• Conventional pulley with 7 grooves and 2.5-inch diameter included
• Compatible with serpentine belt systems
• Negative polarity and clockwise rotation direction
• Internal voltage regulator for simplified installation
• OE Manufacturer: Nippondenso
• Plug clock position at 11 o'clock for proper fitment

Detailed Features of the BBB Industries NEW ALTERNATOR N13984

This alternator features a 130 ampere rating, suitable for maintaining the electrical demands of Toyota 4Runner and Tacoma vehicles. The internal fan cooling system helps prevent overheating during extended use. It includes a conventional pulley with seven grooves and a 2-1/2 inch (63 mm) diameter, designed for serpentine belt compatibility. The alternator rotates clockwise and has a negative polarity, matching the original equipment specifications. The internal voltage regulator simplifies wiring and installation, while the plug clock position at 11 o'clock ensures proper alignment within the engine bay.

The NEW ALTERNATOR product line from BBB Industries focuses on delivering reliable, direct replacement alternators that meet or exceed OEM standards. This line is engineered to provide consistent performance and durability, making it a practical choice for maintaining the electrical system integrity of Toyota vehicles.

Common Applications and Issues Addressed

• Restores charging system functionality in Toyota 4Runner and Tacoma models
• Resolves battery drain caused by faulty alternators
• Eliminates dimming or flickering headlights due to inconsistent voltage
• Prevents electrical system failures related to alternator malfunction
• Addresses pulley wear or damage affecting belt alignment

Installation Notes and Tips

Ensure the serpentine belt is properly aligned on the 7-groove conventional pulley included with this alternator. Verify the plug clock position at 11 o'clock matches the vehicle’s wiring harness for a secure connection. Since this alternator has an internal voltage regulator, external regulators are not required. Confirm the rotation direction is clockwise to match the original part. It is recommended to disconnect the battery before installation to avoid electrical shorts.

Quality Assurance and Warranty

BBB Industries manufactures this alternator to meet OEM quality standards, with Nippondenso as the original equipment manufacturer. The part number N13984 undergoes rigorous testing to ensure reliable performance and durability. Warranty details should be confirmed with the distributor or retailer, as BBB Industries typically offers coverage against defects in materials and workmanship.