Skip to content
Dealer Login About Support
Sierra 18-5957-1 boat alternator on a white background
SKU 18-5957-1

Alternator | 18-5957-1

by SIERRA
Availability:
in stock, ready to be shipped
$332.29 - $332.29
$332.29
$332.29 - $332.29
$332.29

Equipped with a fan drive pulley and with an amp rating of 68, this 3-wire alternator uses the same electrical connections and mounting methods as the original part. Replaces Mando, Motorola, and original equipment Delco.

  • For: Pleasurecraft RA097002 Prestolite 37 Amp Universal 1983 & below
  • For: Pleasurecraft RA097003 Motorola 37 Amp Universal 1983 - 1986
  • For: Pleasurecraft RA097006 Motorola or Mando 50 Amp for Ford 1987 & Up
  • Uses same electrical connections and mounting method
OEM INTERCHANGE

Arco

  • 40147
  • 60050

GLM: 74001

Mallory: 9-19113

Marine Power: 1210-000

Mercruiser Sterndrive:

  • 12449
  • 12449A1
  • 56045
  • 59755
  • 69729
  • 78403A1
  • 78403A2
  • 78477
  • 817119A4
  • 92497
  • 92497A3
  • 98555A1

MES: 3186M

OMC Sterndrive

  • 3853853
  • 3857298
  • 3860769
  • 982364
  • 985465
  • 985466

Volvo Penta

  • 3850927
  • 3860769
California Proposition 65 Warning WARNING Cancer or Reproductive Harm — www.P65Warnings.ca.gov
  • Replaces Mando, Motorola and original equipment Delco
  • Equipped with fan and drive pulley
  • 3-Wire, 68 Amp
  • For: Pleasurecraft RA097002 Prestolite 37 Amp Universal 1983 & below
  • For: Pleasurecraft RA097003 Motorola 37 Amp Universal 1983 - 1986
  • For: Pleasurecraft RA097006 Motorola or Mando 50 Amp for Ford 1987 & Up
  • Uses same electrical connections and mounting method

Logistics

  • Dimensions parcel depth, ["]: 8.25
  • Dimensions parcel height, ["]: 6.13
  • Dimensions parcel width, ["]: 7.63
  • Parcel weight, [lbs]: 12.29

Free Shipping

When you spend $50+

Contact Support

Talk to a real human on our team

Find a Dealer

Find your local SIERRA or Dometic dealer

Interchange for Alternator | 18-5957-1

Arco

  • 40147
  • 60050

GLM: 74001

Mallory: 9-19113

Marine Power: 1210-000

Mercruiser Sterndrive:

  • 12449
  • 12449A1
  • 56045
  • 59755
  • 69729
  • 78403A1
  • 78403A2
  • 78477
  • 817119A4
  • 92497
  • 92497A3
  • 98555A1

MES: 3186M

OMC Sterndrive

  • 3853853
  • 3857298
  • 3860769
  • 982364
  • 985465
  • 985466

Volvo Penta

  • 3850927
  • 3860769

*Can't find what you're looking for? Search the entire SIERRA catalog with our parts-finder tool

ALMOST 60 YEARS OF SIERRA

SIERRA has a 58-year history as a leading global manufacturer of aftermarket engine and drive parts for the marine industry. The SIERRA brand encompasses the full SIERRA Marine product lines, as well as expansive brands formerly known as Shields and Moeller.

Learn More