100 Amp Alternator GM 1 Wire V-Groove

Name: 100 Amp Alternator GM 1 Wire V-Groove
Brand: Tuff Stuff
SKU: T01U 7139ABULL
Price: 181.66 USD
Availability: InStock

$278.85 $181.66 Save $97.19

SKU: T01U 7139ABULL

In Stock

Ships by Jun 9

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Non-Returnable Item

DIY PRO SHOP

Easy — 1–2 hours

Description

The Tuff Stuff 7139ABULL alternator is a 100 AMP, chrome-plated, one-wire alternator with a V-groove bullet pulley, 4.85-inch case depth, and a 2-inch long lower mount boss. It is hand-built in Cleveland, Ohio, from 100% new components and carries a one-year limited warranty.

Fitment

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Specifications

Brand	Tuff Stuff
Part Number	T01U 7139ABULL

Videos

One-Wire Alternator Conversion Choices | Tuff Stuff Performance

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Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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