1978 GMC G25 Alternators

225 products fit your

1978 GMC G25

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1978 GMC G25

Products

-7%

MSD 5361 5361 - Dynaforce Alternator 160 AMP Black

MSD |

#5475361

MSD 5361 5361 - Dynaforce Alternator 160 AMP Black

One Wire Alternator:

Yes

Alternator Amperage:

160 amp

Alternator Finish:

Powder Coated

$559.95

/each

$606.95

-7%

Holley |

#425197303

Holley 197-303 Premium Alternator, 150A, Black

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Powder Coated

$549.95

/each

$592.95

-22%

Tuff Stuff |

#7457068BU6G

Tuff Stuff 7068BBULL6G Silver Bullet 100 Amp Alternator, Polished

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$195.99

/each

$252.95

Proform |

#586141152

Proform 141-152 Slant-Edge Alternator, GM 10SI, 100 Amp, Black

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Matte

$269.95

/each

$154 Off

Tuff Stuff |

#7458435B6G1W

Tuff Stuff 8435B6G1W 1 Wire Alternator, 225 AMP, Stealth Black

One Wire Alternator:

Yes

Alternator Amperage:

225 amp

Alternator Finish:

Black

$391.99

/each

$545.68

GM Alternator Identification

Learn about GM alternator identification in our guide. We cover GM 3 wire alternators, 1 wire alternators, and externally regulated so you know what to choose.

Ford Alternator Buying Guide

Brief review of the different types of Ford alternators and regulators available through Speedway Motors.

Replacing a G-Body 7.5" Bolt Rear End

Learn about the power behind the G-body platform and the steps to upgrade a 7.5" bolt rear end to a 8.5" to withstand high horsepower. See how to change the differential fluid and install new gaskets.

$158 Off

Tuff Stuff |

#7458435C6G1W

Tuff Stuff 8435C6G1W LS 1 Wire Alternator, 225A, Chrome

One Wire Alternator:

Yes

Alternator Amperage:

225 amp

Alternator Finish:

Chrome

$401.99

/each

$559.83

-6%

Holley |

#425197304

Holley 197-304 Premium Alternator, 150A, Polished

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Polished

$699.95

/each

$749.95

-22%

Powermaster |

#25518414

Powermaster 18414 GM AD230 Alternator, 120A, 6-Groove, Chrome

One Wire Alternator:

Yes

Alternator Amperage:

120 amp

Alternator Finish:

Chrome

$301.99

/each

$387.50

-21%

Powermaster |

#255678608

Powermaster 678608 GM CS130 XS Alternator, 140A, Polished, Right

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Polished

$264.99

/each

$337.50

$143 Off

Powermaster |

#2558156

Powermaster 8156 Race Alternator, 180 Amps, 16V

One Wire Alternator:

Yes

Alternator Amperage:

180 amp

Alternator Finish:

Powder Coated

$426.99

/each

$570.00

-24%

Powermaster |

#2558182

Powermaster 8182 Race Alternator, 75 Amps, V-belt, 12V

One Wire Alternator:

Yes

Alternator Amperage:

75 amp

Alternator Finish:

Powder Coated

$296.99

/each

$392.50

-21%

Powermaster |

#255378608

Powermaster 378608 GM CS130 XS Alternator, 140A, Chrome, Right

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Chrome

$264.99

/each

$337.50

-20%

Powermaster |

#2558016

Powermaster 8016 Race Alternator, 105 Amps, Serpentine, 16V

One Wire Alternator:

Yes

Alternator Amperage:

105 amp

Alternator Finish:

Natural

$224.99

/each

$282.50

$132 Off

Powermaster |

#2558152

Powermaster 8152 Race Alternator, 180 Amps, 12V

One Wire Alternator:

Yes

Alternator Amperage:

180 amp

Alternator Finish:

Powder Coated

$423.99

/each

$556.25

-21%

Powermaster |

#2557468104

Powermaster 7468-104 Race Alternator, 90A, XS Volt 1 Wire Reg

One Wire Alternator:

Yes

Alternator Amperage:

90 amp

Alternator Finish:

Natural

$284.99

/each

$365.00

-21%

Powermaster |

#2557472104

Powermaster 7472-104 Race Alternator, 100A, 12V 1 Wire Regulator

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Natural

$253.99

/each

$322.50

-22%

Powermaster |

#2558111

Powermaster 8111 Race Alternator, 100 Amps, 12V

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Natural

$302.99

/each

$388.75

-20%

Powermaster |

#25528468114

Powermaster 28468-114 Race Alternator, 90A, XS Volt 1 Wire Reg

One Wire Alternator:

Yes

Alternator Amperage:

90 amp

Alternator Finish:

Polished

$358.99

/each

$448.75

-20%

Powermaster |

#25537297344

Powermaster 37297-344 Smooth Look Alternator, 140A, V-belt, 12V

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Chrome

$243.99

/each

$308.75

-20%

Powermaster |

#255578038

Powermaster 578038 GM CS130 XS Alternator, 140A, Black, Straight

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Powder Coated

$247.99

/each

$313.75

-24%

Powermaster |

#2557462104

Powermaster 7462-104 Race Alternator, 90A, 12V 1 Wire Regulator

One Wire Alternator:

Yes

Alternator Amperage:

90 amp

Alternator Finish:

Natural

$243.99

/each

$322.50

-21%

Powermaster |

#2557468

Powermaster 7468 Race Alternator, 90A, XS Volt 1 Wire Regulator

One Wire Alternator:

Yes

Alternator Amperage:

90 amp

Alternator Finish:

Natural

$284.99

/each

$365.00

-21%

Powermaster |

#2557478104

Powermaster 7478-104 Race Alternator, 100A, XS Volt 1 Wire Reg

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Natural

$284.99

/each

$365.00

-22%

Powermaster |

#25528472114

Powermaster 28472-114 Race Alternator, 100A, 12V 1 Wire Regulator

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$315.99

/each

$407.50

-18%

Powermaster |

#25528462114

Powermaster 28462-114 Race Alternator, 90A, 12V 1 Wire Regulator

One Wire Alternator:

Yes

Alternator Amperage:

90 amp

Alternator Finish:

Polished

$330.99

/each

$407.50

$103 Off

Powermaster |

#25528478114

Powermaster 28478-114 Race Alternator, 100A, XS Volt 1 Wire Reg

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$345.99

/each

$448.75

$103 Off

Powermaster |

#25528478

Powermaster 28478 Race Alternator, 100A, XS Volt 1 Wire Regulator

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$345.99

/each

$448.75

-20%

Powermaster |

#25528476

Powermaster 28476 Race Alternator, 100 Amp, 16V 1 Wire Regulator

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$347.99

/each

$435.00

-22%

Powermaster |

#25528162

Powermaster 28162 Race Alternator, 50 Amps, 12V

One Wire Alternator:

Yes

Alternator Amperage:

50 amp

Alternator Finish:

Polished

$334.99

/each

$433.75

$105 Off

Powermaster |

#2558126

Powermaster 8126 Race Alternator, 115 Amps, 16V

One Wire Alternator:

Yes

Alternator Amperage:

115 amp

Alternator Finish:

Powder Coated

$394.99

/each

$500.00

$111 Off

Powermaster |

#2558158

Powermaster 8158 XS Volt Alternator, 160 Amps, Internal

One Wire Alternator:

Yes

Alternator Amperage:

160 amp

Alternator Finish:

Powder Coated

$472.99

/each

$583.75

$103 Off

Powermaster |

#2558468104

Powermaster 8468-104 Race Alternator, 100A, XS Volt 1 Wire Reg

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Satin

$289.99

/each

$392.50

$102 Off

Powermaster |

#25548163

Powermaster 48163 Alternator, 200 Amp

One Wire Alternator:

Yes

Alternator Amperage:

200 amp

Alternator Finish:

Natural

$343.99

/each

$446.25

$103 Off

Powermaster |

#25528166

Powermaster 28166 Race Alternator, 55 Amps, V-belt, 16V

One Wire Alternator:

Yes

Alternator Amperage:

55 amp

Alternator Finish:

Polished

$345.99

/each

$448.75

-22%

Powermaster |

#2558116

Powermaster 8116 Race Alternator, 100 Amps, 16V

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Natural

$312.99

/each

$403.75

$132 Off

Powermaster |

#2558122

Powermaster 8122 Race Alternator, 115 Amps, 12V

One Wire Alternator:

Yes

Alternator Amperage:

115 amp

Alternator Finish:

Powder Coated

$355.99

/each

$487.50

Showing 1 - 36 of 225 results

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1978 GMC G25 Alternators

One Wire Alternator

Brand

Availability

Discounts

Engine Family

Price

Customer Rating

Products

MSD 5361 5361 - Dynaforce Alternator 160 AMP Black

Holley 197-303 Premium Alternator, 150A, Black

Tuff Stuff 7068BBULL6G Silver Bullet 100 Amp Alternator, Polished

Proform 141-152 Slant-Edge Alternator, GM 10SI, 100 Amp, Black

Tuff Stuff 8435B6G1W 1 Wire Alternator, 225 AMP, Stealth Black

Related Articles

Tuff Stuff 8435C6G1W LS 1 Wire Alternator, 225A, Chrome

Holley 197-304 Premium Alternator, 150A, Polished

Powermaster 18414 GM AD230 Alternator, 120A, 6-Groove, Chrome

Powermaster 678608 GM CS130 XS Alternator, 140A, Polished, Right

Powermaster 8156 Race Alternator, 180 Amps, 16V

Powermaster 8182 Race Alternator, 75 Amps, V-belt, 12V

Powermaster 378608 GM CS130 XS Alternator, 140A, Chrome, Right

Powermaster 8016 Race Alternator, 105 Amps, Serpentine, 16V

Powermaster 8152 Race Alternator, 180 Amps, 12V

Powermaster 7468-104 Race Alternator, 90A, XS Volt 1 Wire Reg

Powermaster 7472-104 Race Alternator, 100A, 12V 1 Wire Regulator

Powermaster 8111 Race Alternator, 100 Amps, 12V

Powermaster 28468-114 Race Alternator, 90A, XS Volt 1 Wire Reg

Powermaster 37297-344 Smooth Look Alternator, 140A, V-belt, 12V

Powermaster 578038 GM CS130 XS Alternator, 140A, Black, Straight

Powermaster 7462-104 Race Alternator, 90A, 12V 1 Wire Regulator

Powermaster 7468 Race Alternator, 90A, XS Volt 1 Wire Regulator

Powermaster 7478-104 Race Alternator, 100A, XS Volt 1 Wire Reg

Powermaster 28472-114 Race Alternator, 100A, 12V 1 Wire Regulator

Powermaster 28462-114 Race Alternator, 90A, 12V 1 Wire Regulator

Powermaster 28478-114 Race Alternator, 100A, XS Volt 1 Wire Reg

Powermaster 28478 Race Alternator, 100A, XS Volt 1 Wire Regulator

Powermaster 28476 Race Alternator, 100 Amp, 16V 1 Wire Regulator

Powermaster 28162 Race Alternator, 50 Amps, 12V

Powermaster 8126 Race Alternator, 115 Amps, 16V

Powermaster 8158 XS Volt Alternator, 160 Amps, Internal

Powermaster 8468-104 Race Alternator, 100A, XS Volt 1 Wire Reg

Powermaster 48163 Alternator, 200 Amp

Powermaster 28166 Race Alternator, 55 Amps, V-belt, 16V

Powermaster 8116 Race Alternator, 100 Amps, 16V

Powermaster 8122 Race Alternator, 115 Amps, 12V

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