SKP SK13820N Alternator
OE Quality 60-Day Returns
SKP

SKP SK13820N Alternator

Brand SKP SK13820N
Voltage 12v
Fan Type Internal
Rotation Direction Clockwise (right)
Family Mitsubishi ir/if
Amperage Rating 75
Fits Subaru · 7 vehicles

OE-style replacement. Built for application-specific charging-system service.

12V, 75-amp output. Matches the listed electrical specification for proper charging performance.

Mitsubishi IR/IF family. Configured with an internal fan and clockwise rotation.

Cross-references WAI 13820N, 23700AA390 and A002TB2991 for the same application. See all 3.

$120.03Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
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Step 2 — Quantity
Order total $120.03
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.
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Alternator Overview

This SKP alternator, part number SK13820N, is built for charging-system replacement on select Subaru applications. It matches the specified 12V, 75-amp output and Mitsubishi IR/IF family configuration for a direct-fit service part.

Compatible with Subaru Forester and Subaru Impreza applications listed below, this alternator is a practical choice when the original unit is no longer maintaining proper charging performance. The SK13820N part number is also useful when cross-checking replacement options during diagnosis or ordering.

Key Features

  • 12V electrical system specification
  • 75-amp amperage rating for listed applications
  • Internal fan design
  • Clockwise rotation direction
  • Mitsubishi IR/IF family construction

Detailed Description

The SK13820N alternator is intended for charging-system service on compatible Subaru Forester and Subaru Impreza models. Its 12V output, internal fan design, and clockwise rotation direction align with the listed fitment requirements, while the 75-amp rating supports the vehicle’s original electrical demand. Use the SK13820N when replacing a worn or failing alternator and when you need a part that matches the specified Mitsubishi IR/IF family configuration.

This part cross-references WAI 13820N for the same application.

Common Replacement Uses

  • Low or unstable charging voltage
  • Battery warning light concerns related to alternator output
  • Charging-system failure after alternator wear
  • Electrical accessories not receiving consistent power
  • Noise or performance issues from a failing alternator assembly

Installation Notes and Tips

Verify the vehicle’s charging-system specifications before installation, including voltage, amperage, rotation direction, and fan type. Confirm the listed Subaru Forester and Subaru Impreza fitment and compare the original unit to the replacement part number SK13820N before installation. Proper belt condition and electrical connections should be checked during service.

Quality Assurance

SKP replacement parts are cataloged for application-specific service and specification matching. Confirm fitment against the vehicle listing and original alternator details before installation.

Related reading

This part fits 7 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersNotes
2002SubaruForester——75 Amps
2001SubaruForester——75 Amps
2001SubaruImpreza2.5LH475 Amps
2000SubaruForester——75 Amps
2000SubaruImpreza2.5LH475 Amps
1999SubaruForester——75 Amps
1999SubaruImpreza2.5LH475 Amps
Directly replaces or cross-references 3 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
WAI — 13820N23700AA390A002TB2991