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WAI 11256N Alternator
Reliable Alternator for Infiniti, Nissan, and Suzuki Vehicles
The WAI 11256N alternator is designed to provide consistent electrical performance for select Infiniti, Nissan, and Suzuki models. Engineered with an internal fan and regulator, this alternator supports your vehicle's charging system with a 130-amp output and a serpentine belt pulley.
Key Features of the WAI 11256N Alternator
- 12-volt electrical system compatibility
- Internal fan type for efficient cooling
- Clockwise (right) rotation direction
- Includes a 7-groove serpentine pulley
- Internal voltage regulator for stable output
- 130-amp amperage rating suitable for demanding electrical loads
- Compatible with Valeo family components
- Non-decoupled clutch pulley design
Detailed Product Description
The WAI 11256N alternator is built to meet the electrical demands of vehicles such as the Infiniti QX56 and Nissan Armada, Frontier, Pathfinder, TITAN, Xterra, and NV series (NV1500, NV2500, NV3500). Featuring an internal fan, this alternator maintains optimal operating temperatures, enhancing durability and performance. The clockwise rotation and serpentine belt pulley with seven grooves ensure proper fitment and reliable power transfer. An internal voltage regulator maintains consistent output voltage, protecting your vehicle's electrical system from fluctuations. This alternator is part of the Valeo family, known for quality and compatibility with original equipment specifications.
Common Applications and Issues Addressed
- Restores charging system functionality in Infiniti QX56 and Nissan Armada vehicles
- Replaces failing alternators causing battery drain or electrical malfunctions
- Solves issues related to dimming headlights or electrical accessory failures
- Addresses serpentine belt pulley wear or damage in Nissan Frontier and TITAN models
- Supports reliable starting and charging in Suzuki and Nissan NV series vans
Installation Notes and Tips
Ensure the alternator rotation direction matches your vehicle’s requirements; this model rotates clockwise (right). Verify the serpentine belt groove count and type to match the existing belt system. Properly torque mounting bolts and reconnect electrical connections securely to avoid charging issues. It is recommended to test the charging system after installation to confirm correct operation.
Quality Assurance and Warranty
The WAI 11256N alternator is manufactured to meet OEM standards and is compatible with multiple Infiniti, Nissan, and Suzuki models. While specific warranty details are not provided here, WAI products typically come with a limited warranty covering defects in materials and workmanship. Consult your supplier for exact warranty terms.
| Brand | WAI |
| Part Number | 11256N |
| 12 | 12 |
| Fan Type | Internal |
| Rotation Direction | Clockwise (right) |
| Pulley Included | Yes |
| Family | Valeo |
| Pulley Groove Quantity | 7 |
| Pulley Belt Type | Serpentine |
| Regulator Type | Internal |
| Decoupled Or Clutch Pulley | No |
| Amperage Rating | 130 |
This part fits 80 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2021 | Nissan | NV1500 | N/A | ||||
| 2021 | Nissan | NV2500 | 4.0L | V6 | N/A | ||
| 2021 | Nissan | NV3500 | 4.0L | V6 | N/A | ||
| 2020 | Nissan | NV1500 | N/A | ||||
| 2020 | Nissan | NV2500 | 4.0L | V6 | N/A | ||
| 2020 | Nissan | NV3500 | 4.0L | V6 | N/A | ||
| 2019 | Nissan | Frontier | 4.0L | V6 | GAS | N/A | |
| 2019 | Nissan | NV1500 | N/A | ||||
| 2019 | Nissan | NV2500 | 4.0L | V6 | N/A | ||
| 2019 | Nissan | NV3500 | 4.0L | V6 | N/A | ||
| 2018 | Nissan | Frontier | 4.0L | V6 | GAS | N/A | |
| 2018 | Nissan | NV1500 | N/A | ||||
| 2018 | Nissan | NV2500 | 4.0L | V6 | N/A | ||
| 2018 | Nissan | NV3500 | 4.0L | V6 | N/A | ||
| 2017 | Nissan | Frontier | 4.0L | V6 | N/A | ||
| 2017 | Nissan | NV1500 | N/A | ||||
| 2017 | Nissan | NV2500 | 5.6L | V8 | N/A | ||
| 2017 | Nissan | NV3500 | 5.6L | V8 | N/A | ||
| 2016 | Nissan | Frontier | 4.0L | V6 | N/A | ||
| 2016 | Nissan | NV1500 | N/A | ||||
| 2016 | Nissan | NV2500 | 5.6L | V8 | N/A | ||
| 2016 | Nissan | NV3500 | 5.6L | V8 | N/A | ||
| 2015 | Nissan | Armada | N/A | ||||
| 2015 | Nissan | Frontier | 4.0L | V6 | N/A | ||
| 2015 | Nissan | NV1500 | N/A | ||||
| 2015 | Nissan | NV2500 | 5.6L | V8 | N/A | ||
| 2015 | Nissan | NV3500 | 5.6L | V8 | N/A | ||
| 2015 | Nissan | TITAN | N/A | ||||
| 2015 | Nissan | Xterra | N/A | ||||
| 2014 | Nissan | Armada | N/A | ||||
| 2014 | Nissan | Frontier | 4.0L | V6 | N/A | ||
| 2014 | Nissan | NV1500 | N/A | 110 or 130 Amp, Supplied as 130 Amp | |||
| 2014 | Nissan | NV2500 | 5.6L | V8 | N/A | 110 or 130 Amp, Supplied as 130 Amp | |
| 2014 | Nissan | NV3500 | 5.6L | V8 | N/A | ||
| 2014 | Nissan | TITAN | N/A | ||||
| 2014 | Nissan | Xterra | N/A | ||||
| 2013 | Nissan | Armada | N/A | From 8/2012 | |||
| 2013 | Nissan | Frontier | 4.0L | V6 | N/A | ||
| 2013 | Nissan | NV1500 | N/A | 110 or 130 Amp, Supplied as 130 Amp | |||
| 2013 | Nissan | NV2500 | 5.6L | V8 | N/A | 110 or 130 Amp, Supplied as 130 Amp | |
| 2013 | Nissan | NV3500 | 5.6L | V8 | N/A | ||
| 2013 | Nissan | TITAN | N/A | ||||
| 2013 | Nissan | Xterra | N/A | ||||
| 2012 | Nissan | Armada | N/A | 110 or 130 Amp, Supplied as 130 Amp | |||
| 2012 | Nissan | Frontier | 4.0L | V6 | N/A | 110 or 130 Amp, Supplied as 130 Amp | |
| 2012 | Nissan | NV1500 | N/A | 110 or 130 Amp, Supplied as 130 Amp | |||
| 2012 | Nissan | NV2500 | 5.6L | V8 | N/A | 110 or 130 Amp, Supplied as 130 Amp | |
| 2012 | Nissan | NV3500 | 4.0L | V6 | N/A | ||
| 2012 | Nissan | Pathfinder | 5.6L | V8 | N/A | 110 or 130 Amp, Supplied as 130 Amp | |
| 2012 | Nissan | TITAN | N/A | 110 or 130 Amp, Supplied as 130 Amp | |||
| 2012 | Nissan | Xterra | N/A | 110 or 130 Amp, Supplied as 130 Amp | |||
| 2012 | Suzuki | Equator | 4.0L | V6 | N/A | 110 or 130 Amp, Supplied as 130 Amp | |
| 2011 | Nissan | Armada | N/A | Valeo Unit, 130 Amp | |||
| 2011 | Nissan | Frontier | 4.0L | V6 | N/A | 110 or 130 Amp, Supplied as 130 Amp | |
| 2011 | Nissan | Pathfinder | 5.6L | V8 | N/A | 110 or 130 Amp, Supplied as 130 Amp | |
| 2011 | Nissan | TITAN | N/A | 110 or 130 Amp, Supplied as 130 Amp | |||
| 2011 | Nissan | Xterra | N/A | 110 or 130 Amp, Supplied as 130 Amp | |||
| 2011 | Suzuki | Equator | 4.0L | V6 | N/A | 110 or 130 Amp, Supplied as 130 Amp | |
| 2010 | INFINITI | QX56 | N/A | ||||
| 2010 | Nissan | Armada | N/A | ||||
| 2010 | Nissan | Frontier | 4.0L | V6 | N/A | Valeo Unit, 130 Amp | |
| 2010 | Nissan | Pathfinder | 5.6L | V8 | N/A | Valeo Unit, 130 Amp | |
| 2010 | Nissan | TITAN | N/A | ||||
| 2010 | Nissan | Xterra | N/A | Valeo Unit, 130 Amp | |||
| 2010 | Suzuki | Equator | 4.0L | V6 | N/A | ||
| 2009 | INFINITI | QX56 | N/A | ||||
| 2009 | Nissan | Armada | N/A | Valeo Unit, 130 Amp | |||
| 2009 | Nissan | Frontier | 4.0L | V6 | N/A | Valeo Unit, 130 Amp | |
| 2009 | Nissan | Pathfinder | 5.6L | V8 | N/A | Valeo Unit, 130 Amp | |
| 2009 | Nissan | TITAN | N/A | Valeo Unit, 130 Amp | |||
| 2009 | Nissan | Xterra | N/A | Valeo Unit, 130 Amp | |||
| 2009 | Suzuki | Equator | 4.0L | V6 | N/A | ||
| 2008 | INFINITI | QX56 | N/A | ||||
| 2008 | Nissan | Armada | N/A | Valeo Unit, 130 Amp | |||
| 2008 | Nissan | Frontier | 4.0L | V6 | N/A | Valeo Unit, 130 Amp | |
| 2008 | Nissan | Pathfinder | 5.6L | V8 | N/A | Valeo Unit, 130 Amp | |
| 2008 | Nissan | TITAN | N/A | Valeo Unit, 130 Amp | |||
| 2008 | Nissan | Xterra | N/A | Valeo Unit, 130 Amp | |||
| 2007 | Nissan | Armada | N/A | 130 Amp, From 01/07 | |||
| 2007 | Nissan | Xterra | N/A | 130 Amp Valeo Unit, From 01/07 |
* 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.