OE Quality
60-Day Returns

TYC 2-13790 Alternator
Reliable Alternator for Dodge and Jeep Vehicles
The TYC 2-13790 alternator is designed to provide consistent power generation for Dodge Dakota, Jeep Durango, and Jeep Grand Cherokee models. Engineered with an internal fan and external regulator, this alternator supports your vehicle's electrical system with a 136-amp output.
Key Features of the TYC 2-13790 Alternator
- Power Generation: 136 amps for stable electrical performance
- Fan Position: Internal fan design for efficient cooling
- Regulator Position: External regulator for easier maintenance
- Pulley Wheel Design: Regular with 6 grooves for proper belt alignment
- Rotation Direction: Clockwise (CW) rotation compatible with specified vehicles
- OE Manufacturer: Nd, ensuring quality and fitment standards
Detailed Product Description
This TYC alternator (part number 2-13790) is engineered to meet the electrical demands of Dodge Dakota, Jeep Durango, and Jeep Grand Cherokee vehicles. Featuring an internal fan, it effectively dissipates heat during operation, enhancing durability. The external regulator position simplifies diagnostics and replacement if needed. The pulley wheel has a regular design with six grooves, ensuring compatibility with the factory serpentine belt system. Its clockwise rotation matches the original equipment specifications, maintaining proper function and longevity.
Common Applications and Issues Addressed
- Restores charging system performance in Dodge Dakota and Jeep Durango
- Replaces failing alternators causing battery drain or electrical faults
- Solves issues related to overheating due to improved internal fan cooling
- Addresses belt slippage or misalignment with the 6-groove pulley design
- Supports stable voltage regulation with external regulator setup
Installation Notes and Tips
When installing the TYC 2-13790 alternator, ensure the pulley grooves align correctly with the serpentine belt. Verify the clockwise rotation direction matches your vehicle’s original alternator. The external regulator position allows for easier access during maintenance. It is recommended to check battery condition and wiring connections to ensure optimal performance after installation.
Quality Assurance and Warranty
TYC alternators are manufactured to meet or exceed OEM standards, providing reliable performance for Dodge and Jeep vehicles. While specific warranty details are not provided here, TYC products typically come with a limited warranty covering defects in materials and workmanship. Consult the product documentation or supplier for exact warranty terms.
| Brand | TYC |
| Part Number | 2-13790 |
| Fan Position | Internal |
| Oe Manufacturer | Nd |
| Power Generation (amps) | 136a |
| Pully Wheel Design | Regular |
| Pully Wheel Grooves | 6 |
| Regulator Position | External |
| Rotation Direction | Cw |
This part fits 16 vehicles. Search below:
| Year | Make | Model | Submodel | Body Type | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|---|
| 2000 | Dodge | Dakota | SLT | Extended Cab Pickup | 4.7L | V8 | N/A | Power Generation (Amps): 136A; Fan Position: Internal; Power Generation (Amps): 136A; Regulator Position: External |
| 2000 | Dodge | Dakota | Base | Standard Cab Pickup | 4.7L | V8 | N/A | Power Generation (Amps): 136A; Fan Position: Internal; Power Generation (Amps): 136A; Regulator Position: External |
| 2000 | Dodge | Dakota | Base | Extended Cab Pickup | 4.7L | V8 | N/A | Power Generation (Amps): 136A; Fan Position: Internal; Power Generation (Amps): 136A; Regulator Position: External |
| 2000 | Dodge | Dakota | Sport | Standard Cab Pickup | 4.7L | V8 | N/A | Power Generation (Amps): 136A; Fan Position: Internal; Power Generation (Amps): 136A; Regulator Position: External |
| 2000 | Dodge | Dakota | Sport | Extended Cab Pickup | 4.7L | V8 | N/A | Power Generation (Amps): 136A; Fan Position: Internal; Power Generation (Amps): 136A; Regulator Position: External |
| 2000 | Dodge | Dakota | SLT | Standard Cab Pickup | 4.7L | V8 | N/A | Power Generation (Amps): 136A; Fan Position: Internal; Power Generation (Amps): 136A; Regulator Position: External |
| 2000 | Dodge | Dakota | SLT | Crew Cab Pickup | 4.7L | V8 | N/A | Power Generation (Amps): 136A; Fan Position: Internal; Power Generation (Amps): 136A; Regulator Position: External |
| 2000 | Dodge | Dakota | Sport | Crew Cab Pickup | 4.7L | V8 | N/A | Power Generation (Amps): 136A; Fan Position: Internal; Power Generation (Amps): 136A; Regulator Position: External |
| 2000 | Dodge | Durango | SLT Plus | Sport Utility | 4.7L | V8 | N/A | Power Generation (Amps): 136A; Fan Position: Internal; Power Generation (Amps): 136A; Regulator Position: External |
| 2000 | Dodge | Durango | Sport | Sport Utility | 4.7L | V8 | N/A | Power Generation (Amps): 136A; Fan Position: Internal; Power Generation (Amps): 136A; Regulator Position: External |
| 2000 | Dodge | Durango | Base | Sport Utility | 4.7L | V8 | N/A | Power Generation (Amps): 136A; Fan Position: Internal; Power Generation (Amps): 136A; Regulator Position: External |
| 2000 | Dodge | Durango | SLT | Sport Utility | 4.7L | V8 | N/A | Power Generation (Amps): 136A; Fan Position: Internal; Power Generation (Amps): 136A; Regulator Position: External |
| 2000 | Jeep | Grand Cherokee | Limited | Sport Utility | 4.7L | V8 | N/A | Fan Position: Internal; Power Generation (Amps): 136A; Regulator Position: External |
| 2000 | Jeep | Grand Cherokee | Laredo | Sport Utility | 4.7L | V8 | N/A | Fan Position: Internal; Power Generation (Amps): 136A; Regulator Position: External |
| 1999 | Jeep | Grand Cherokee | Laredo | Sport Utility | 4.7L | V8 | N/A | Stamped L3C; Fan Position: Internal; Power Generation (Amps): 136A; Regulator Position: External |
| 1999 | Jeep | Grand Cherokee | Limited | Sport Utility | 4.7L | V8 | N/A | Stamped L3C; Fan Position: Internal; Power Generation (Amps): 136A; Regulator Position: External |
* 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.