Part #: 13901N

WAI 13901N Alternator

2 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: INFINITI and Nissan, I30 and Maxima
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Reliable Alternator Replacement for Infiniti I30 and Nissan Maxima

The WAI 13901N alternator is designed to provide consistent electrical charging and starting performance for your Infiniti I30 and Nissan Maxima. Engineered with an internal fan and regulator, this alternator ensures efficient operation and durability under various driving conditions.

Key Features of the WAI 13901N Alternator

  • 12-volt electrical system compatibility
  • Internal fan type for effective cooling
  • Clockwise (right) rotation direction
  • Includes a 6-groove serpentine pulley
  • Internal voltage regulator for stable output
  • 100 amp amperage rating suitable for standard electrical loads
  • Part of the Hitachi family, known for quality alternator components
  • No decoupled or clutch pulley included

Detailed Product Description

The WAI 13901N alternator is specifically engineered for use in Infiniti I30 and Nissan Maxima models, ensuring proper fitment and reliable performance. Featuring an internal fan, this alternator maintains optimal operating temperatures by efficiently dissipating heat during operation. The clockwise rotation direction matches the original equipment specifications for these vehicles. Equipped with a 6-groove serpentine pulley, it supports the serpentine belt system commonly found in these models. The internal voltage regulator maintains consistent electrical output, protecting your vehicle's battery and electrical components. With a 100 amp rating, this alternator meets the electrical demands of standard vehicle systems without the need for additional modifications.

Common Issues Addressed by This Alternator

  • Failure to charge the battery properly
  • Intermittent electrical system malfunctions
  • Dimming or flickering headlights and dashboard lights
  • Unusual noises from the alternator pulley or fan
  • Battery warning light illuminated on the dashboard

Installation Notes and Tips

When installing the WAI 13901N alternator, ensure the serpentine belt is properly aligned with the 6-groove pulley to avoid premature wear. Verify the clockwise rotation direction matches your vehicle’s original alternator. It is recommended to inspect the battery and electrical connections during installation to ensure optimal performance. Professional installation is advised to maintain vehicle electrical system integrity.

Quality Assurance and Warranty

This WAI alternator is manufactured to meet or exceed OEM standards, providing reliable performance for Infiniti I30 and Nissan Maxima vehicles. While specific warranty details are not provided, WAI products typically come with manufacturer-backed quality assurance. Refer to the product packaging or manufacturer documentation for exact warranty terms.

BrandWAI
Part Number13901N
1212
Fan TypeInternal
Rotation DirectionClockwise (right)
Pulley IncludedYes
FamilyHitachi
Pulley Groove Quantity6
Pulley Belt TypeSerpentine
Regulator TypeInternal
Decoupled Or Clutch PulleyNo
Amperage Rating100

This part fits 2 vehicles. Search below:

YearMakeModelPositionNotes
2001INFINITII30N/AStd, 100 Amp
2001NissanMaximaN/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:

1390123100-2Y00023100-2Y005R23100-2Y006HAL-1100725BLR1100-725LR1100-725BLR1100-725CLR1100-725R

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.