GM H-Body Alternators

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-22%

Tuff Stuff |

#7457139BU6

Tuff Stuff 7139BBULL6 GM Silver Bullet 100 Amp Alternator, Pol

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$194.99

/each

$252.95

Tuff Stuff |

#7457140AU9

Tuff Stuff 7140ABULL9 GM Silver Bullet 140 Amp Alternator, Chrome

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Chrome

$324.99

/each

-22%

Tuff Stuff |

#7457140FU9

Tuff Stuff 7140FBULL9 GM Silver Bullet 140 Amp Alternator, Black

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Powder Coated

$217.99

/each

$282.05

-31%

Tuff Stuff |

#7457127NKP9

Tuff Stuff 7127NKP9 GM Alternator, 140 Amp, 1-Wire, Polished

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Polished

$169.99

/each

$246.80

-34%

Tuff Stuff |

#91033013

Tuff Stuff 7127D 1 Wire Alternator, 100 AMP, V Groove Pulley

(17)

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Natural

$126.99

/each

$194.33

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Alternator vs Generator Pros & Cons | Conversion Tips for Your Car

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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.

Squarebody LS Swap Guide | 73-87 K10 Parts List

How to plan and execute a LS swap into any 1973-1987 Chevy/GMC K10 pickup truck.

Replacing GM Rear End Spherical Bushings

In this budget build, a GM rear end is upgraded in order to hold 400+ HP. See how spherical bushings are replaced in a used 8.5” GM 10 bolt rear end.

LS Swap Guide: GM 3 Speed / 4 Speed Parts List

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-31%

Tuff Stuff |

#91033008

Tuff Stuff 7127K 1 Wire Alternator, 140 AMP, V Groove Pulley

(8)

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Natural

$156.99

/each

$230.77

-34%

Tuff Stuff |

#7457127NK12

Tuff Stuff 7127NK12 GM Alternator, 140 Amp, 1-Wire, Chrome

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Chrome

$170.99

/each

$262.83

-28%

Tuff Stuff |

#7457127K6

Tuff Stuff 7127K6 GM Alternator, 140 Amp, 1-Wire, Factory Cast

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Natural

$165.99

/each

$230.77

-34%

Tuff Stuff |

#7457127D6

Tuff Stuff 7127D6 GM Alternator, 100 Amp, 1-Wire, Factory Cast

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Natural

$126.99

/each

$194.33

-22%

Tuff Stuff |

#7457140AU6

Tuff Stuff 7140ABULL6 GM Silver Bullet 140 Amp Alternator, Chr

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Chrome

$262.99

/each

$341.07

-22%

Tuff Stuff |

#7457140FU6

Tuff Stuff 7140FBULL6 GM Silver Bullet 140 Amp Alternator, Black

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Powder Coated

$217.99

/each

$282.05

-34%

Tuff Stuff |

#7457127NKB9

Tuff Stuff 7127NKB9 GM Alternator, 140 Amp, 1-Wire, Stealth Black

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Powder Coated

$160.99

/each

$246.80

-34%

Tuff Stuff |

#7457127NK9

Tuff Stuff 7127NK9 GM Alternator, 140 Amp, 1-Wire, Chrome

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Chrome

$170.99

/each

$262.83

-22%

Tuff Stuff |

#7457139AU6

Tuff Stuff 7139ABULL6 GM Silver Bullet 100 Amp Alternator, Chrome

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Chrome

$214.99

/each

$278.84

-31%

Tuff Stuff |

#7457127NKB6

Tuff Stuff 7127NKB6 GM Alternator, 140 Amp, 1-Wire, Black

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Powder Coated

$169.99

/each

$246.80

-22%

Tuff Stuff |

#7457139FU6

Tuff Stuff 7139FBULL6 GM Silver Bullet 100 Amp Alternator, Black

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Powder Coated

$190.99

/each

$246.80

-31%

Tuff Stuff |

#7457127NDP9

Tuff Stuff 7127NDP9 GM Alternator, 100 Amp, 1-Wire, Polished

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$159.99

/each

$232.28

1973-86 GM Chrome Alternator, Internal Regulator, 60 Amp

Speedway Motors |

#91067150

1973-86 GM Chrome Alternator, Internal Regulator, 60 Amp

(10)

One Wire Alternator:

Alternator Amperage:

60 amp

Alternator Finish:

Chrome plated

$160.99

/each

-22%

Tuff Stuff |

#7457139AU9

Tuff Stuff 7139ABULL9 GM Silver Bullet 100 Amp Alternator, Chrome

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Chrome

$214.99

/each

$278.84

-34%

Tuff Stuff |

#7457127NF9

Tuff Stuff 7127NF9 GM Alternator, 100 Amp, 1-Wire, Stealth Black

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Powder Coated

$160.99

/each

$246.80

-22%

Tuff Stuff |

#7457139BU9

Tuff Stuff 7139BBULL9 GM Silver Bullet 100 Amp Alternator, Pol

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$194.99

/each

$252.95

-22%

Tuff Stuff |

#7457139FU9

Tuff Stuff 7139FBULL9 GM Silver Bullet 100 Amp Alternator, Black

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Powder Coated

$190.99

/each

$246.80

-31%

Tuff Stuff |

#7457127ND9

Tuff Stuff 7127ND9 GM Alternator, 100 Amp, 1-Wire, Chrome

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Chrome

$159.99

/each

$233.61

-28%

Tuff Stuff Silver Bullet One Wire Alternators - 100 Amp GM V-Belt Pulley

Tuff Stuff |

#9107139

Tuff Stuff Silver Bullet One Wire Alternators - 100 Amp GM V-Belt Pulley

(33)

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Pulley Style:

V-belt

as low as

$188.99

/each

$262.83

Tuff Stuff Silver Bullet One Wire Alternator - 140 Amp GM V-Belt Pulley

Tuff Stuff |

#9107140

Tuff Stuff Silver Bullet One Wire Alternator - 140 Amp GM V-Belt Pulley

(13)

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Belt Type:

V-Belt

as low as

$282.99

/each

-30%

Tuff Stuff |

#91033060

Tuff Stuff 7127NK6G 1 Wire Chrome Alternator, 140 AMP, 6 Groove Pulley

(1)

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Chrome

$182.99

/each

$262.83

-22%

Tuff Stuff Silver Bullet One Wire Alternator, 100 Amp Rating

Tuff Stuff |

#91071396

Tuff Stuff Silver Bullet One Wire Alternator, 100 Amp Rating

(2)

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Pulley Style:

Serpentine

as low as

$190.99

/each

$246.80

-28%

Tuff Stuff |

#91033018

Tuff Stuff 7127NF 1 Wire Black Alternator, 100 AMP, V Groove Pulley

(2)

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Powder Coated

$176.99

/each

$246.80

-28%

Tuff Stuff Silver Bullet One Wire Alternator, 140 AMP Rating

Tuff Stuff |

#91071406

Tuff Stuff Silver Bullet One Wire Alternator, 140 AMP Rating

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Pulley Style:

Serpentine

as low as

$202.99

/each

$282.80

-24%

Tuff Stuff |

#7457127

Tuff Stuff 7127 GM Alternator, Internal Regulator, 80 Amp, 1-Wire

(1)

One Wire Alternator:

Yes

Alternator Amperage:

80 amp

Alternator Finish:

Natural

$139.99

/each

$186.48

-34%

Tuff Stuff |

#7457127NKP

Tuff Stuff 7127NKP GM Alternator, 140 Amp, 1-Wire, Polished

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Polished

$183.99

/each

$282.05

-22%

Tuff Stuff |

#7457127NH

Tuff Stuff 7127NH GM Alternator, 6 Volt, Black, Negative Ground

One Wire Alternator:

Alternator Amperage:

65 amp

Alternator Finish:

Powder Coated

$191.99

/each

$247.47

-15%

Tuff Stuff |

#7457139FURED

Tuff Stuff 7139FBULLRED GM Silver Bullet 100 Amp Alternator, Red

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Painted

$221.99

/each

$262.83

-32%

Tuff Stuff |

#7457127NKB

Tuff Stuff 7127NKB GM Alternator, 140 Amp, 1-Wire, Stealth Black

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Powder Coated

$166.99

/each

$246.80

-19%

Tuff Stuff |

#7457127NFBL

Tuff Stuff 7127NFBLUE GM Alternator, 100 Amp, Blue W/Chrome

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Chrome

$197.99

/each

$246.80

-34%

Tuff Stuff |

#7457127RATBLK

Tuff Stuff 7127RATBLK GM Alternator, 100 Amp, 1-Wire, Black

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Powder Coated

$160.99

/each

$246.80

Showing 1 - 36 of 333 results

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GM H-Body Alternators

One Wire Alternator

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Products

Tuff Stuff 7139BBULL6 GM Silver Bullet 100 Amp Alternator, Pol

Tuff Stuff 7140ABULL9 GM Silver Bullet 140 Amp Alternator, Chrome

Tuff Stuff 7140FBULL9 GM Silver Bullet 140 Amp Alternator, Black

Tuff Stuff 7127NKP9 GM Alternator, 140 Amp, 1-Wire, Polished

Tuff Stuff 7127D 1 Wire Alternator, 100 AMP, V Groove Pulley

Related Articles

Tuff Stuff 7127K 1 Wire Alternator, 140 AMP, V Groove Pulley

Tuff Stuff 7127NK12 GM Alternator, 140 Amp, 1-Wire, Chrome

Tuff Stuff 7127K6 GM Alternator, 140 Amp, 1-Wire, Factory Cast

Tuff Stuff 7127D6 GM Alternator, 100 Amp, 1-Wire, Factory Cast

Tuff Stuff 7140ABULL6 GM Silver Bullet 140 Amp Alternator, Chr

Tuff Stuff 7140FBULL6 GM Silver Bullet 140 Amp Alternator, Black

Tuff Stuff 7127NKB9 GM Alternator, 140 Amp, 1-Wire, Stealth Black

Tuff Stuff 7127NK9 GM Alternator, 140 Amp, 1-Wire, Chrome

Tuff Stuff 7139ABULL6 GM Silver Bullet 100 Amp Alternator, Chrome

Tuff Stuff 7127NKB6 GM Alternator, 140 Amp, 1-Wire, Black

Tuff Stuff 7139FBULL6 GM Silver Bullet 100 Amp Alternator, Black

Tuff Stuff 7127NDP9 GM Alternator, 100 Amp, 1-Wire, Polished

1973-86 GM Chrome Alternator, Internal Regulator, 60 Amp

Tuff Stuff 7139ABULL9 GM Silver Bullet 100 Amp Alternator, Chrome

Tuff Stuff 7127NF9 GM Alternator, 100 Amp, 1-Wire, Stealth Black

Tuff Stuff 7139BBULL9 GM Silver Bullet 100 Amp Alternator, Pol

Tuff Stuff 7139FBULL9 GM Silver Bullet 100 Amp Alternator, Black

Tuff Stuff 7127ND9 GM Alternator, 100 Amp, 1-Wire, Chrome

Tuff Stuff Silver Bullet One Wire Alternators - 100 Amp GM V-Belt Pulley

Tuff Stuff Silver Bullet One Wire Alternator - 140 Amp GM V-Belt Pulley

Tuff Stuff 7127NK6G 1 Wire Chrome Alternator, 140 AMP, 6 Groove Pulley

Tuff Stuff Silver Bullet One Wire Alternator, 100 Amp Rating

Tuff Stuff 7127NF 1 Wire Black Alternator, 100 AMP, V Groove Pulley

Tuff Stuff Silver Bullet One Wire Alternator, 140 AMP Rating

Tuff Stuff 7127 GM Alternator, Internal Regulator, 80 Amp, 1-Wire

Tuff Stuff 7127NKP GM Alternator, 140 Amp, 1-Wire, Polished

Tuff Stuff 7127NH GM Alternator, 6 Volt, Black, Negative Ground

Tuff Stuff 7139FBULLRED GM Silver Bullet 100 Amp Alternator, Red

Tuff Stuff 7127NKB GM Alternator, 140 Amp, 1-Wire, Stealth Black

Tuff Stuff 7127NFBLUE GM Alternator, 100 Amp, Blue W/Chrome

Tuff Stuff 7127RATBLK GM Alternator, 100 Amp, 1-Wire, Black

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