Shopping Cart:
We Are On Your Side
Buy Now, Pay Later. 0% APR
My Account
If you are already registered, please log in.
Create your account and enjoy a new shopping experience.
Create A New AccountShop by Categories
back Air and Fuel
back Drivetrain
back Exterior Components
back Fasteners
back Gaskets and Seals
back Heating and Cooling
back Oils
back Safety Equipment
back Tools
back Vehicle Make
back Belts and Cooling
back Body
back Driveline and Axles
back Emission Control
back Engine
back Exhaust
back HVAC
back Steering
back Transmission
back Vehicle Parts
Vehicles, Equipment, Tools, and Supplies
back Wiper and Washer
![Tuff Stuff Performance Accessories 7639 - Alternator Replacement Voltage Regulator; For Alternator PN[7127]; 1-Wire Or OEM; 10SI;](https://cdn11.bigcommerce.com/s-xnq7omqbps/images/stencil/1280x1280/products/611127/9173798/7639__17890.1716457574.jpg?c=1 "Tuff Stuff Performance Accessories 7639 - Alternator Replacement Voltage Regulator; For Alternator PN[7127]; 1-Wire Or OEM; 10SI;")
![Tuff Stuff Performance Accessories 7639 - Alternator Replacement Voltage Regulator; For Alternator PN[7127]; 1-Wire Or OEM; 10SI;](https://cdn11.bigcommerce.com/s-xnq7omqbps/images/stencil/600x600/products/611127/9173798/7639__17890.1716457574.jpg?c=1 "Tuff Stuff Performance Accessories 7639 - Alternator Replacement Voltage Regulator; For Alternator PN[7127]; 1-Wire Or OEM; 10SI;")
![Tuff Stuff Performance Accessories 7639 - Alternator Replacement Voltage Regulator; For Alternator PN[7127]; 1-Wire Or OEM; 10SI;](https://cdn11.bigcommerce.com/s-xnq7omqbps/images/stencil/600x600/products/611127/9173799/7639_360__08310.1716457574.gif?c=1 "Tuff Stuff Performance Accessories 7639 - Alternator Replacement Voltage Regulator; For Alternator PN[7127]; 1-Wire Or OEM; 10SI;")
![Tuff Stuff Performance Accessories 7639 - Alternator Replacement Voltage Regulator; For Alternator PN[7127]; 1-Wire Or OEM; 10SI;](https://cdn11.bigcommerce.com/s-xnq7omqbps/images/stencil/600x600/products/611127/9173800/7639_v1__70543.1716457575.jpg?c=1 "Tuff Stuff Performance Accessories 7639 - Alternator Replacement Voltage Regulator; For Alternator PN[7127]; 1-Wire Or OEM; 10SI;")
![Tuff Stuff Performance Accessories 7639 - Alternator Replacement Voltage Regulator; For Alternator PN[7127]; 1-Wire Or OEM; 10SI;](https://cdn11.bigcommerce.com/s-xnq7omqbps/images/stencil/600x600/products/611127/9173801/Prop_65_Label__28490.1716457575.jpg?c=1 "Tuff Stuff Performance Accessories 7639 - Alternator Replacement Voltage Regulator; For Alternator PN[7127]; 1-Wire Or OEM; 10SI;")
Ships Today or Next Business Day
Use Code FREESHIP for Free Shipping on orders $300+
*Excludes oversize/heavy items
![Tuff Stuff Performance Accessories 7639 - Alternator Replacement Voltage Regulator; For Alternator PN[7127]; 1-Wire Or OEM; 10SI;](https://cdn11.bigcommerce.com/s-xnq7omqbps/images/stencil/original/products/611127/9173798/7639__17890.1716457574.jpg?c=1 "Tuff Stuff Performance Accessories 7639 - Alternator Replacement Voltage Regulator; For Alternator PN[7127]; 1-Wire Or OEM; 10SI;")
Tuff Stuff Performance Accessories 7639 - Alternator Replacement Voltage Regulator; For Alternator PN[7127]; 1-Wire Or OEM; 10SI;
Tuff Stuff offers a wide range of alternator accessories ranging from replacement electrical connectors and pigtails to rebuild kits and replacement fans and pulleys. All Tuff Stuff alternator accessories are made from premium quality, 100% new components.
Features
Warning Ca Proposition 65 |
: | Yes |
Warning Ca Proposition 65 Message |
: | WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov |
Tuff Stuff Performance Accessories
Tuff Stuff Performance Accessories 7520A - Alternator Replacement Pigtail; GM 10SI; For Tuff Stuff Alternator PN[7127/7139/7140];Tuff Stuff offers a wide range of alternator accessories ranging from...
Tuff Stuff Performance Accessories
Tuff Stuff Performance Accessories 7530B - Alternator Replacement Voltage Regulator; For Tuff Stuff 1-Wire Alternators PN[8509/9509];Tuff Stuff offers a wide range of alternator accessories ranging...
Tuff Stuff Performance Accessories
Tuff Stuff Performance Accessories 7530A - Alternator Replacement Voltage Regulator; For Alternator PN[7078];Tuff Stuff offers a wide range of alternator accessories ranging from replacement...
Tuff Stuff Performance Accessories
Tuff Stuff Performance Accessories 7545 - Alternator Replacement Voltage Regulator; For Alternator PN[8509]; Chrysler;Tuff Stuff offers a wide range of alternator accessories ranging from replacement...
Tuff Stuff Performance Accessories
Tuff Stuff Performance Accessories 7635 - Alternator Replacement Voltage Regulator; For Alternator PN[7102]; 10DN;Tuff Stuff offers a wide range of alternator accessories ranging from replacement...
Tuff Stuff Performance Accessories
Tuff Stuff Performance Accessories 7540 - Alternator Replacement Voltage Regulator; For Alternator PN[7078]; Ford 1G;Tuff Stuff offers a wide range of alternator accessories ranging from replacement...
![Tuff Stuff Performance Accessories 7520A - Alternator Replacement Pigtail; GM 10SI; For Tuff Stuff Alternator PN[7127/7139/7140];](https://cdn11.bigcommerce.com/s-xnq7omqbps/images/stencil/400x400/products/610691/9174148/7520A__44125.1716457832.jpg?c=1 "Tuff Stuff Performance Accessories 7520A - Alternator Replacement Pigtail; GM 10SI; For Tuff Stuff Alternator PN[7127/7139/7140];")
![Tuff Stuff Performance Accessories 7530B - Alternator Replacement Voltage Regulator; For Tuff Stuff 1-Wire Alternators PN[8509/9509];](https://cdn11.bigcommerce.com/s-xnq7omqbps/images/stencil/400x400/products/610746/9174104/7530B__80476.1716457799.jpg?c=1 "Tuff Stuff Performance Accessories 7530B - Alternator Replacement Voltage Regulator; For Tuff Stuff 1-Wire Alternators PN[8509/9509];")
![Tuff Stuff Performance Accessories 7530A - Alternator Replacement Voltage Regulator; For Alternator PN[7078];](https://cdn11.bigcommerce.com/s-xnq7omqbps/images/stencil/400x400/products/610741/9174107/7530A__52670.1716457802.jpg?c=1 "Tuff Stuff Performance Accessories 7530A - Alternator Replacement Voltage Regulator; For Alternator PN[7078];")
![Tuff Stuff Performance Accessories 7545 - Alternator Replacement Voltage Regulator; For Alternator PN[8509]; Chrysler;](https://cdn11.bigcommerce.com/s-xnq7omqbps/images/stencil/400x400/products/610756/9174096/7545__44134.1716457794.jpg?c=1 "Tuff Stuff Performance Accessories 7545 - Alternator Replacement Voltage Regulator; For Alternator PN[8509]; Chrysler;")
![Tuff Stuff Performance Accessories 7635 - Alternator Replacement Voltage Regulator; For Alternator PN[7102]; 10DN;](https://cdn11.bigcommerce.com/s-xnq7omqbps/images/stencil/400x400/products/611123/9173802/7635__49094.1716457577.jpg?c=1 "Tuff Stuff Performance Accessories 7635 - Alternator Replacement Voltage Regulator; For Alternator PN[7102]; 10DN;")
![Tuff Stuff Performance Accessories 7540 - Alternator Replacement Voltage Regulator; For Alternator PN[7078]; Ford 1G;](https://cdn11.bigcommerce.com/s-xnq7omqbps/images/stencil/400x400/products/610751/9174100/7540__94677.1716457796.jpg?c=1 "Tuff Stuff Performance Accessories 7540 - Alternator Replacement Voltage Regulator; For Alternator PN[7078]; Ford 1G;")
