The Tuff Stuff 7127NF6G is a 100-amp 12V alternator for GM applications. It uses a 1-wire hookup with a 6-rib serpentine pulley, and the aluminum case carries a black powder-coat finish.
- Alternator
- 100 amps
- 12V
- 1-Wire
- 6-Rib Serpentine Pulley
- Aluminum Case
- Black Powder Coat
- GM
- Each
- Part number: 7127NF6G
FAQ
What vehicles does this alternator fit?
It is built for GM applications.
What is the output?
It produces 100 amps at 12V.
Is this a 1-wire alternator?
Yes, it uses a 1-wire hookup and a 6-rib serpentine pulley.

