Chevy R25 Alternators

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Chevy R25

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26 products

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Chevy R25

Products

$171 Off

Powermaster |

#25567864

Powermaster 67864 GM CS144 Alternator, 200A, 6-Groove, Polished

One Wire Alternator:

Yes

Alternator Amperage:

200 amp

Alternator Finish:

Polished

$423.99

/each

$595.00

-18%

Powermaster |

#25527864

Powermaster 27864 GM CS144 Alternator, 170A, 6-Groove, Polished

One Wire Alternator:

Yes

Alternator Amperage:

170 amp

Alternator Finish:

Polished

$398.99

/each

$492.50

-21%

Powermaster |

#255674611362

Powermaster 674611-362 GM CS130 140A Alternator, 1V Belt, Polish

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Polished

$286.99

/each

$367.50

-21%

Powermaster |

#25567461362

Powermaster 67461-362 GM CS130 140A Alternator, 6-Groove, Polish

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Polished

$286.99

/each

$367.50

$159 Off

Powermaster |

#25568203

Powermaster 68203 GM CS144 Alternator, 200A, 6-Groove, Polished

One Wire Alternator:

Yes

Alternator Amperage:

200 amp

Alternator Finish:

Polished

$495.99

/each

$655.00

Alternator Bracket Install on a 454 Big Block Chevy

Kevin W. walks through each step of installing a new alternator bracket on a 454 Big Block Chevy.

Transmission Replacement on a 55 Chevy

Learn how Zach replaces a transmission and breakaway converter in his 55 Chevy, with some helpful tips along the way.

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

If you're considering upgrading your classic car's charging system with an generator to alternator conversion, here are some helpful tips.

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.

Selecting the Right Wire Size for Automotive Alternator to Battery Applications

Selecting the right battery cable wire size for automotive alternator to battery applications is crucial for optimal electrical performance and preventing potential issues. Our guide helps you choose the right wire gauge for any length of wire run.

55 Chevy Rust Repair

Derek's 55 refresh continues with some much needed rust repair.

How to Install Side Detent Shifter for GM TH200, TH250, TH350, and TH400

Learn how to install a side detent shifter in a 1969 Chevy C10.

Radiator Hose Replacement - Big Block Chevy

How to install a chrome radiator hose kit and aluminum thermostat housing on a big block Chevy for an added touch to your engine bay.

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.

-20%

Powermaster |

#255279261114

Powermaster 279261-114 Street Alternator, 100A, V-belt, Chevy

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$268.99

/each

$336.25

GM Denso Style 1-Wire Mini Race Alternator Kit, 90A, High Mount

Speedway Motors |

#91668000

GM Denso Style 1-Wire Mini Race Alternator Kit, 90A, High Mount

(4)

One Wire Alternator:

Yes

Alternator Amperage:

90 amp

Alternator Finish:

Natural

$319.99

/kit

$153 Off

Powermaster |

#2558896

Powermaster 8-896 Drag Race Alternator Kit, 55A, V-belt, Chevy

One Wire Alternator:

Yes

Alternator Amperage:

55 amp

Alternator Finish:

Powder Coated

$402.99

/each

$556.25

$126 Off

Powermaster |

#2558875

Powermaster 8-875 Drag Race Alternator Kit, 55A, V-belt, Chevy

One Wire Alternator:

Yes

Alternator Amperage:

55 amp

Alternator Finish:

Powder Coated

$402.99

/each

$528.75

$164 Off

Powermaster |

#91068120

Powermaster 8-801 SB Chevy 50 Amp Mini Alternator Kit w/Serp-Belt

(7)

One Wire Alternator:

Yes

Alternator Amperage:

53 amp

Alternator Finish:

Powder Coated

$363.99

/each

$527.50

$128 Off

Powermaster |

#91068121

Powermaster 8-800 SB Chevy 50 Amp Mini Alternator Kit w/V-Belt

(4)

One Wire Alternator:

Yes

Alternator Amperage:

53 amp

Alternator Finish:

Powder Coated

$399.99

/each

$527.50

GM Denso Style 1-Wire Mini Race Alternator Kit, 90A, Low Mount

Speedway Motors |

#91668005

GM Denso Style 1-Wire Mini Race Alternator Kit, 90A, Low Mount

(3)

One Wire Alternator:

Yes

Alternator Amperage:

90 amp

Alternator Finish:

Natural

$364.99

/kit

$148 Off

Powermaster |

#2558803

Powermaster 8-803 High Mount Racing Alternator, 65A, V-belt Chevy

One Wire Alternator:

Yes

Alternator Amperage:

65 amp

Alternator Finish:

Natural

$389.99

/each

$537.50

$142 Off

Powermaster |

#2558802

Powermaster 8-802 High Mount Racing Alternator, 65A, Serp, Chevy

One Wire Alternator:

Yes

Alternator Amperage:

65 amp

Alternator Finish:

Natural

$395.99

/each

$537.50

$155 Off

Powermaster |

#2558898

Powermaster 8-898 Drag Race Alternator Kit, 100A, V-belt, Chevy

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Powder Coated

$402.99

/each

$557.50

GM 10SI 1 Wire Alternator, 110 Amp & 69-75 SBC Alternator Bracket

Speedway Motors |

#9100799

GM 10SI 1 Wire Alternator, 110 Amp & 69-75 SBC Alternator Bracket

(1)

One Wire Alternator:

Yes

Alternator Amperage:

110 amp

Alternator Finish:

Chrome

$174.99

/kit

$153 Off

Powermaster |

#91068122

Powermaster 8-722 SB Chevy 75 Amp Mini Alternator w/Serp-Belt Kit

(1)

One Wire Alternator:

Yes

Alternator Amperage:

75 amp

Alternator Finish:

Powder Coated

$402.99

/each

$556.25

$151 Off

Powermaster |

#91068125

Powermaster 8-721 SB Chevy 100 Amp Mini Alternatorw/ V-Belt Kit

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Powder Coated

$404.99

/each

$556.25

-24%

Powermaster |

#2558078

Powermaster 8078 Race Alternator, 100 Amps, V-belt, 12V, Chevy

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Powder Coated

$263.99

/each

$351.25

-18%

Powermaster |

#25537296

Powermaster 37296 Smooth Look Alternator, 140A, Serp, 12V, Chevy

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Chrome

$290.99

/each

$357.50

-18%

Powermaster |

#25518062

Powermaster 18062 Street Alternator, 100 Amps, V-belt, 12V, Chevy

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Chrome

$273.99

/each

$336.25

-21%

Powermaster |

#2558462

Powermaster 8462 Race Alternator, 100 Amps, V-belt, 12V, Chevy

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Powder Coated

$274.99

/each

$351.25

-23%

Powermaster |

#2558462104

Powermaster 8462-104 Race Alternator, 100A, Serpentine, Chevy

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Powder Coated

$268.99

/each

$351.25

-22%

Powermaster |

#2558468

Powermaster 8468 Race Alternator, 100A, XS Volt 1 Wire Regulator

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Powder Coated

$304.99

/each

$392.50

-21%

Powermaster |

#255484831

Powermaster 484831 GM CS130D Alternator, 165A, 6-Groove, Natural

One Wire Alternator:

Yes

Alternator Amperage:

165 amp

Alternator Finish:

Natural

$268.99

/each

$342.50

Chrome GM 1-Wire Alternator, 60 Amp, Internally Regulated

Speedway Motors |

#91067154

Chrome GM 1-Wire Alternator, 60 Amp, Internally Regulated

(31)

One Wire Alternator:

Yes

Alternator Amperage:

60 amp

Alternator Finish:

Chrome plated

$144.99

/each

Showing all 26 results

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Chevy R25 Alternators

Year

Alternator Amperage

Brand

Availability

Discounts

Engine Family

Price

Customer Rating

Products

Powermaster 67864 GM CS144 Alternator, 200A, 6-Groove, Polished

Powermaster 27864 GM CS144 Alternator, 170A, 6-Groove, Polished

Powermaster 674611-362 GM CS130 140A Alternator, 1V Belt, Polish

Powermaster 67461-362 GM CS130 140A Alternator, 6-Groove, Polish

Powermaster 68203 GM CS144 Alternator, 200A, 6-Groove, Polished

Related Articles

Powermaster 279261-114 Street Alternator, 100A, V-belt, Chevy

GM Denso Style 1-Wire Mini Race Alternator Kit, 90A, High Mount

Powermaster 8-896 Drag Race Alternator Kit, 55A, V-belt, Chevy

Powermaster 8-875 Drag Race Alternator Kit, 55A, V-belt, Chevy

Powermaster 8-801 SB Chevy 50 Amp Mini Alternator Kit w/Serp-Belt

Powermaster 8-800 SB Chevy 50 Amp Mini Alternator Kit w/V-Belt

GM Denso Style 1-Wire Mini Race Alternator Kit, 90A, Low Mount

Powermaster 8-803 High Mount Racing Alternator, 65A, V-belt Chevy

Powermaster 8-802 High Mount Racing Alternator, 65A, Serp, Chevy

Powermaster 8-898 Drag Race Alternator Kit, 100A, V-belt, Chevy

GM 10SI 1 Wire Alternator, 110 Amp & 69-75 SBC Alternator Bracket

Powermaster 8-722 SB Chevy 75 Amp Mini Alternator w/Serp-Belt Kit

Powermaster 8-721 SB Chevy 100 Amp Mini Alternatorw/ V-Belt Kit

Powermaster 8078 Race Alternator, 100 Amps, V-belt, 12V, Chevy

Powermaster 37296 Smooth Look Alternator, 140A, Serp, 12V, Chevy

Powermaster 18062 Street Alternator, 100 Amps, V-belt, 12V, Chevy

Powermaster 8462 Race Alternator, 100 Amps, V-belt, 12V, Chevy

Powermaster 8462-104 Race Alternator, 100A, Serpentine, Chevy

Powermaster 8468 Race Alternator, 100A, XS Volt 1 Wire Regulator

Powermaster 484831 GM CS130D Alternator, 165A, 6-Groove, Natural

Chrome GM 1-Wire Alternator, 60 Amp, Internally Regulated