OE Quality
60-Day Returns

WAI 11573N Alternator
Reliable Alternator Replacement for Honda Odyssey, Pilot, and Ridgeline
The WAI 11573N alternator is designed to provide consistent electrical charging and starting performance for select Honda vehicles. Engineered with an internal fan and regulator, this alternator supports the demanding electrical needs of the Odyssey, Pilot, and Ridgeline models.
- 12-volt electrical system compatibility
- Internal fan type for efficient cooling
- Clockwise (right) rotation direction
- Includes a 6-groove serpentine pulley
- Internal voltage regulator for stable output
- Decoupled clutch pulley to reduce belt wear and noise
- 130 amp amperage rating for reliable power delivery
- Compatible with Denso family alternators
Technical Details and Features
The WAI 11573N alternator features an internal fan that helps maintain optimal operating temperatures, enhancing durability and performance. Its clockwise rotation matches the original equipment specifications for Honda Odyssey, Pilot, and Ridgeline vehicles. The included pulley has six grooves designed for serpentine belts, ensuring proper belt alignment and tension. An internal voltage regulator maintains consistent electrical output, protecting your vehicle’s battery and electrical components. Additionally, the decoupled clutch pulley reduces vibration and belt noise, contributing to smoother engine operation. With a 130 amp rating, this alternator supports the electrical demands of modern Honda vehicles.
Compatible Vehicles and Common Applications
This alternator is compatible with the following Honda models:
- Honda Odyssey
- Honda Pilot
- Honda Ridgeline
It is designed to address issues such as:
- Battery not charging properly
- Dim or flickering headlights
- Electrical system warning lights on the dashboard
- Unusual noises from the alternator pulley area
- Frequent battery replacements due to charging faults
Installation Notes and Tips
When installing the WAI 11573N alternator, ensure the serpentine belt is properly aligned with the 6-groove pulley to prevent premature wear. Verify the rotation direction matches the vehicle’s original alternator to avoid compatibility issues. Since this alternator includes an internal voltage regulator and clutch pulley, no additional external components are required. It is recommended to inspect the battery and electrical connections during installation to ensure optimal performance.
Quality Assurance and Warranty
WAI alternators are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. The 11573N alternator undergoes rigorous testing for electrical output and mechanical integrity. Please refer to WAI’s warranty policy for specific coverage details, which typically includes protection against defects in materials and workmanship.
| Brand | WAI |
|---|---|
| Part Number | 11573N |
| 12 | 12 |
| Fan Type | Internal |
| Rotation Direction | Clockwise (right) |
| Pulley Included | Yes |
| Family | Denso |
| Pulley Groove Quantity | 6 |
| Pulley Belt Type | Serpentine |
| Regulator Type | Internal |
| Decoupled Or Clutch Pulley | Yes |
| Amperage Rating | 130 |
This part fits 10 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2015 | Honda | Pilot | N/A | |
| 2014 | Honda | Pilot | N/A | |
| 2014 | Honda | Ridgeline | N/A | |
| 2013 | Honda | Odyssey | N/A | |
| 2013 | Honda | Pilot | N/A | |
| 2013 | Honda | Ridgeline | N/A | |
| 2012 | Honda | Odyssey | N/A | |
| 2012 | Honda | Pilot | N/A | |
| 2012 | Honda | Ridgeline | N/A | |
| 2011 | Honda | Odyssey | N/A |
* 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.