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BBB Industries 13872 Alternator
Reliable Alternator Replacement for Jeep Grand Cherokee
The BBB Industries REMAN ALTERNATOR part number 13872 is designed to provide dependable electrical charging for your Jeep Grand Cherokee. Engineered to meet OE specifications, this alternator ensures consistent power delivery and efficient operation.
- Amperage Rating: 132 amps for stable electrical output
- Cooling Method: Air-cooled with internal fan for effective heat dissipation
- Pulley Type: Conventional 6-groove serpentine pulley included
- Rotation Direction: Clockwise for proper engine compatibility
- Voltage: 12 volts with external voltage regulator
- Polarity: Negative for standard electrical system integration
- OE Manufacturer: Bosch, ensuring quality remanufacturing standards
About the REMAN ALTERNATOR Product Line
The REMAN ALTERNATOR line from BBB Industries focuses on remanufactured alternators that restore original equipment performance. Each unit, including part number 13872, undergoes rigorous testing and rebuilding processes to meet or exceed factory specifications. This line is ideal for Jeep Grand Cherokee owners seeking a cost-effective replacement without compromising reliability.
Detailed Product Description
This alternator features a 132-amp output suitable for the electrical demands of the Jeep Grand Cherokee. It uses an air cooling method with an internal fan to maintain optimal operating temperatures. The included conventional pulley has six grooves designed for serpentine belts, measuring 2-3/16 inches (55 mm) in diameter. The unit rotates clockwise and has a negative polarity, matching the vehicle’s electrical system requirements. The external voltage regulator type allows for precise voltage control, enhancing battery and electrical component longevity.
Common Issues Addressed by This Alternator
- Battery not charging or losing charge while driving
- Dimming or flickering headlights and dashboard lights
- Electrical system warning lights illuminated on the dashboard
- Unusual noises from the engine bay related to the alternator pulley
- Intermittent power loss or vehicle stalling due to electrical failure
Installation Notes and Tips
- Ensure compatibility with Jeep Grand Cherokee models before installation
- Disconnect the battery before removing the old alternator to prevent electrical shorts
- Inspect serpentine belt condition and replace if worn to ensure proper pulley function
- Verify clockwise rotation and pulley groove count match the original alternator
- Check external voltage regulator connections for secure fitment
Quality Assurance and Warranty
BBB Industries remanufactured alternators, including part number 13872, are rebuilt to meet OE standards with thorough testing for performance and durability. While specific warranty details vary, these alternators typically come with a limited warranty covering defects in materials and workmanship to provide confidence in your replacement part.
| Brand | BBB Industries |
| Part Number | 13872 |
| Position | REMAN ALTERNATOR |
| AC Tap | No |
| Amperage Rating | 132 |
| Brushless Design | No |
| Cooling Method | Air |
| Decoupled Or Clutch Pulley | No |
| Fan Type | Internal |
| Number Of Pulley Grooves | 6 |
| OE Manufacturer | Bosch |
| One Wire Capable | No |
| Outside Pulley Diameter (in) | 2-3/16 |
| Outside Pulley Diameter (mm) | 55 |
| Plug Clock Position | 1 |
| Polarity | Negative |
| Pulley Belt Type | Serpentine |
| Pulley Included | Yes |
| Pulley Type | Conventional |
| Rotation Direction | Clockwise |
| Voltage (V) | 12 |
| Voltage Regulator Type | External |
This part fits 3 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2003 | Jeep | Grand Cherokee | 4.0L | L6 | N/A | 132 Amps; REMAN ALTERNATOR |
| 2002 | Jeep | Grand Cherokee | 4.0L | L6 | N/A | 132 Amps; REMAN ALTERNATOR |
| 2001 | Jeep | Grand Cherokee | 4.0L | L6 | N/A | 132 Amps; REMAN ALTERNATOR |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.