Alternator for 13SI Series IR/IF 24-Volt 50 Amp, Cummins Engines 3972731
Alternator for 13SI Series IR/IF 24-Volt 50 Amp, Cummins Engines 3972731  Alternator for 13SI Series IR/IF 24-Volt 50 Amp, Cummins Engines 3972731  Alternator for 13SI Series IR/IF 24-Volt 50 Amp, Cummins Engines 3972731  Alternator for 13SI Series IR/IF 24-Volt 50 Amp, Cummins Engines 3972731  Alternator for 13SI Series IR/IF 24-Volt 50 Amp, Cummins Engines 3972731  Alternator for 13SI Series IR/IF 24-Volt 50 Amp, Cummins Engines 3972731 

Alternator for 13SI Series IR/IF 24-Volt 50 Amp, Cummins Engines 3972731

  • Item #: 400-12381
  • Stock: In Stock

OVERVIEW

Milton Auto Electric Alternators
Milton Auto Electric keeps vehicles of every shape and size moving forward - from mowers, motorcycles and ATVs to automobiles, tractors, pickups and large commercial trucks. We work directly with factories to ensure each component is manufactured to our exacting quality control standards. But because there is no middleman, we can offer these exceptional-quality electrical components at low factory direct prices.

With Milton Auto Electric alternators, you’ll get ...

  • Superior Quality Every Time - Our aftermarket alternators deliver performance that’s equivalent to the original.
  • Direct-Fit OEM Replacement Parts - Milton Auto Electric aftermarket alternators are designed for perfect fitment to replace the ones that originally came with your vehicle.
  • Engineer-Tested Excellence - Our alternators go through a rigorous testing program to ensure optimal performance. Most alternators are supplied with their final test results and performance curve.

Reasons to choose Milton Auto Electric for your next alternator:

  • Built to Take the Heat - Most Milton Auto Electric alternators offer high-temperature epoxy, heavy-duty rectifiers, high-quality regulators, top-quality bearings and high-temperature grease for better charging and longer life under high-heat environments.
  • Depth of Inventory - Find both common and hard-to-find alternators for virtually any type of vehicle to travel over road, trail or water.
  • Brand New Alternator - Never settle for a secondhand one. Many places will try to sell you a used alternator for about the price we’ll sell you a new one.

The Milton Auto Electric Advantage - 1-Year Warranty
Milton Auto Electric delivers exceptional value for products that we stand behind with our total-confidence 1-year warranty. Yes, you have a full year to make sure your alternator meets your expectations.

Item Number: 400-12381

100% Brand New Aftermarket Part From Milton Auto Electric

PRODUCT SPECS

Item Condition Aftermarket Part
Part Type UNIT
Voltage 24
Rotation CW
Amperage 50
Clock 1
Pulley Class S8
Regulator IR
Fan Type IF
Fits DELCO 13SI ALTERNATOR 8-GROOVE PULLEY

REPLACES THESE PART NUMBERS

ARROWHEAD ADR0464, 400-12381, D8600365
CUMMINS 3972731
DELCO 8600365
J&N Electrical Products 400-12381
LESTER 8730
Grace Ward 21/12/2024

Perfect fit for my car, very satisfied.

Oliver Harris 17/06/2024

Best replacement part I have ever bought.

William Baker 05/04/2024

Easy to install and works perfectly.

Hannah Evans 16/03/2024

Top-quality part, would buy again.

Mia Roberts 01/02/2024

Impressed with the quality and performance.

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