8 Fairfax St SE
NAPA Auto Parts Genuine Parts Company
8 Fairfax St SE
Leesburg,  VA  20175
(703) 777-2055
Reserve Online Participant
Store Hours
Mon-Fri:7:30 AM-7:00 PM
Sat:8:00 AM-5:00 PM
Sun:9:00 AM-5:00 PM
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Alternator - Remfd - H/D Truck Delco Remy 12SI Wilson Electrical

Alternator - Remfd - H/D Truck Delco Remy 12SI Wilson Electrical

Part #: WIL 90013147
Line: Wilson

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Features & Benefits

Warranty: Standard : 12 Months


We Offer a Full Line of All Makes Electrical Components for Most Any Heavy Duty Application. Our Electrical Components Are Remanufactured to Exacting Specifications in State of the Art Facilities, & 100% Tested for Reliability.

  • Our Electrical Units Are Maufactured to Exacting Specifications Using Only the Highest Quality Materials & Workmanship Available in the Industry Today.
  • We Also Offer New Electrical Components in Many Popular Parts Numbers (Just Add "N" as a Suffix, if Available).
  • Manufactured to Meet or Exceed O.E.M. Specifications in Function, Form & Fit.
  • All of Our Products are 100% Tested for Reliability Before it Leaves Our Facilities.
  • Supplied w/ Pin Style "R" Terminal


Pulley Included Yes
Ground Type Negative
Fan Type External
Mounting Hardware Included No
VMRS Code 031001000
External Fan Included Yes
Regulator Type Internal
Weight 11 lbs
Brand Wilson
External Regulator Included No
Case Color Polished Aluminum
Contents (1) Alternator Assembly
Alternator Clock Position 12:00 o'clock
Amperage Rating 78 A
Contains VOCs No
Voltage 12 V
Manufacturer Delco Remy
One Wire Capable No
Rotation Direction Clockwise
Alternator Series 12SI
Case Material Aluminum
SDS Required No
Pulley Groove Quantity 1
Brushless No

Safety Information

Vehicle Fitment Guide

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