OE Quality
60-Day Returns

BBB Industries N11504 Alternator
BBB Industries N11504 Alternator for Jeep Liberty and Dodge Nitro
The BBB Industries NEW ALTERNATOR N11504 is a 12-volt charging system replacement built for select Jeep Liberty and Dodge Nitro applications. With a 140-amp output, external voltage regulator design, and OE-style Nippondenso configuration, it supports dependable electrical performance for daily driving and charging-system repair.
Key Features
- 140-amp amperage rating for select factory-equipment applications
- 12-volt alternator with external voltage regulator type
- OE manufacturer reference: Nippondenso
- Serpentine belt pulley with 6 grooves included
- Clockwise rotation with internal fan and air cooling
- Negative polarity and 2 o'clock plug clock position
- Conventional pulley design with 57 mm outside diameter
Product Details
BBB Industries N11504 is a new alternator for vehicles that use a Nippondenso-style charging system. It features a pulley included, internal fan, air cooling, and a conventional 6-groove serpentine pulley setup. This alternator is listed for 2010 Jeep Liberty, 2011-2012 Jeep Liberty, and 2011 Dodge Nitro, making it a direct-fit option for common charging-system service on these platforms. Cross-reference part numbers for the same application include 421000-0780 and 05149275AA.
BBB Industries NEW ALTERNATOR line focuses on replacement charging components built around OE-style fitment and electrical specifications. For buyers searching for a 2011 Jeep Liberty alternator, 2012 Jeep Liberty alternator, or 2011 Dodge Nitro alternator, the N11504 provides the listed amperage, pulley configuration, and connector orientation needed for the application.
Common Problems This Part Can Address
- Battery warning light caused by alternator output loss
- Low charging voltage during engine operation
- Dim lights or unstable electrical performance
- Battery drain after repeated short trips
- Charging-system failure on Jeep Liberty or Dodge Nitro applications
Installation Notes and Tips
Verify pulley groove count, plug clock position, rotation direction, and regulator type before installation. Confirm the vehicle uses the listed 140-amp configuration and external voltage regulator setup. Inspect the serpentine belt, belt tensioner, battery condition, and charging cables during replacement to help ensure proper system operation after installation.
Quality Assurance
This BBB Industries alternator is built as a new replacement unit for the listed applications and follows the OE manufacturer configuration referenced for the fitment. Confirm vehicle year, make, model, and charging-system specifications against the part listing before installation.
| Brand | BBB Industries |
|---|---|
| Part Number | N11504 |
| Position | NEW ALTERNATOR |
| Amperage Rating | 140 |
| AC Tap | No |
| Brushless Design | No |
| Cooling Method | Air |
| Decoupled Or Clutch Pulley | No |
| Fan Type | Internal |
| Number Of Pulley Grooves | 6 |
| OE Manufacturer | Nippondenso |
| One Wire Capable | No |
| Outside Pulley Diameter (in) | 2-1/4 |
| Outside Pulley Diameter (mm) | 57 |
| Plug Clock Position | 2 |
| 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 4 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2012 | Jeep | Liberty | 3.7L | V6 | N/A | 140 Amps; NEW ALTERNATOR |
| 2011 | Dodge | Nitro | 3.7L | V6 | N/A | 140 Amps; NEW ALTERNATOR |
| 2011 | Jeep | Liberty | 3.7L | V6 | N/A | 140 Amps; NEW ALTERNATOR |
| 2010 | Jeep | Liberty | 3.7L | V6 | N/A | Std; 140 Amps; NEW 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.