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FWGC 13872R Alternator
| Brand | FWGC 13872R |
|---|---|
| Voltage | 12 |
| Fan Type | Internal |
| Rotation Direction | Clockwise (right) |
| Pulley Included | Yes |
| Family | Bosch |
| Pulley Groove Quantity | 6 |
| Pulley Belt Type | Serpentine |
| Regulator Type | External |
| Decoupled Or Clutch Pulley | No |
| Amperage Rating | 132 |
| Fits | Jeep · 4 vehicles |
OE-style replacement. Built for dependable charging performance in a direct-fit alternator application.
132-amp output. Supplies the electrical capacity needed for today’s vehicle accessories and systems.
Serpentine belt design. Uses a 6-groove pulley with clockwise rotation for proper belt engagement.
Cross-references BBB Industries 13872, 0 124 525 003 and 56041322AB for the same application. See all 3.
Overview
This 132-amp alternator is built for 12-volt charging systems and uses an internal fan, a 6-groove pulley, and clockwise rotation for the correct belt drive setup. It is a fitment-based replacement for select Jeep Grand Cherokee applications and is identified by part number 13872R.
Key Features
- 132-amp output for modern electrical loads
- 12-volt alternator with internal fan design
- 6-groove pulley for serpentine belt systems
- External regulator type
- Includes pulley for installation-ready replacement
Detailed Description
Power Select alternators are engineered to deliver the amperage needed for vehicles with higher electrical demand. This unit uses proprietary components and manufacturing processes aimed at long service life and consistent performance. The Bosch family designation and the clockwise rotation specification help match the original charging system requirements on compatible Jeep Grand Cherokee models. Part number 13872R is also referenced as 13872R for ordering and service lookup.
This alternator cross-references BBB Industries 13872 and 0 124 525 003 for the same application.
What It Helps Address
- Battery warning lights caused by charging system failure
- Low system voltage during accessory use
- Weak charging output from a worn alternator
- Electrical instability from an aging charging unit
Installation Notes
Fits 2001-2004 Jeep Grand Cherokee, N/A. Confirm the Bosch family, 132-amp rating, pulley groove count, and clockwise rotation before installation. Verify belt alignment and regulator configuration against the original unit to ensure proper charging system operation.
Quality Assurance
Power Select alternators are manufactured with proprietary components and processes focused on service life and performance consistency.
| Year | Make | Model | Liters | Cylinders | Notes |
|---|---|---|---|---|---|
| 2004 | Jeep | Grand Cherokee | 4.0L | L6 | Bosch |
| 2003 | Jeep | Grand Cherokee | 4.0L | L6 | Bosch |
| 2002 | Jeep | Grand Cherokee | 4.0L | L6 | Bosch |
| 2001 | Jeep | Grand Cherokee | 4.0L | L6 | Bosch |
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