OE Quality
60-Day Returns

MPA Electrical 8137603 Alternator
Reliable Alternator for Jeep Cherokee, Comanche, and Wagoneer
The MPA Electrical Remanufactured Alternator 8137603 is designed to restore charging system performance in select Jeep models. Engineered to meet the electrical demands of the Jeep Cherokee, Comanche, and Wagoneer, this 12-volt alternator delivers consistent 105 amps output for reliable vehicle operation.
- 105 amps output for stable electrical performance
- 12 volts system compatibility
- External fan design for efficient cooling
- 6 groove serpentine pulley for proper belt alignment
- Internal voltage regulator for simplified installation
- Clockwise rotation matching original equipment
- Delco manufacturer components for durability
About the MPA Electrical Remanufactured Product Line
The Remanufactured line from MPA Electrical offers alternators rebuilt to meet original equipment specifications. This process includes thorough inspection, replacement of worn parts, and testing to ensure reliable operation. The 8137603 alternator benefits from this remanufacturing process, providing a cost-effective solution for restoring charging system functionality in Jeep Cherokee, Comanche, and Wagoneer vehicles.
Technical Details and Features
This alternator features a 6 groove serpentine pulley designed to fit the belt system of compatible Jeep models. The external fan aids in cooling the alternator during operation, helping maintain optimal performance. With an internal voltage regulator, installation is streamlined without the need for additional external components. The clockwise rotation matches the original alternator’s direction, ensuring proper mechanical compatibility.
Common Applications and Problem Resolution
- Replaces faulty or worn alternators in Jeep Cherokee, Comanche, and Wagoneer
- Resolves battery charging issues and electrical system failures
- Addresses dimming headlights or electrical accessory malfunctions
- Fixes warning lights related to charging system faults
- Restores proper belt alignment with 6 groove serpentine pulley
Installation Notes and Tips
Before installation, verify compatibility with your Jeep model and engine configuration. Disconnect the battery to prevent electrical shorts. Ensure the serpentine belt is properly routed over the 6 groove pulley. Check the alternator’s clockwise rotation matches the original unit. Tighten mounting bolts to manufacturer torque specifications and reconnect electrical connections securely.
Quality Assurance and Warranty
MPA Electrical’s Remanufactured alternators undergo comprehensive testing to meet performance standards. The use of Delco components supports durability and reliability. While specific warranty details may vary, remanufactured parts typically include limited warranties covering defects in materials and workmanship. Consult product documentation for exact warranty terms related to part number 8137603.
| Brand | MPA Electrical |
| Part Number | 8137603 |
| Position | Remanufactured |
| Amps | 105 Amps |
| Clock | 3:00 |
| Fan | External |
| Manufacturer | Delco |
| Pulley | 6 Groove Serpentine |
| Regulator | Internal |
| Rotation | Clockwise |
| Volts | 12 Volts |
This part fits 9 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1990 | Jeep | Cherokee | 2.5L | L4 | N/A | Fits vehicles with air conditioning.; Remanufactured |
| 1990 | Jeep | Comanche | 2.5L | L4 | N/A | Fits vehicles with air conditioning.; Remanufactured |
| 1989 | Jeep | Cherokee | 2.5L | L4 | N/A | Fits vehicles with air conditioning.; Remanufactured |
| 1989 | Jeep | Comanche | 2.5L | L4 | N/A | Fits vehicles with air conditioning.; Remanufactured |
| 1988 | Jeep | Cherokee | 2.5L | L4 | N/A | Fits vehicles with air conditioning.; Remanufactured |
| 1988 | Jeep | Comanche | 2.5L | L4 | N/A | Fits vehicles with air conditioning.; Remanufactured |
| 1987 | Jeep | Cherokee | 2.5L | L4 | N/A | Fits vehicles with air conditioning.; Remanufactured |
| 1987 | Jeep | Comanche | 2.5L | L4 | N/A | Fits vehicles with air conditioning.; Remanufactured |
| 1987 | Jeep | Wagoneer | 2.5L | L4 | N/A | Fits vehicles with air conditioning.; Remanufactured |
* 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.