Ignitions and Electrical› Charging Systems

BALMAR

ALTERNATOR 621 SERIES 100A 12V

$761.26

SKU: B07M 621-100-K6

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Ships in 4–6 weeks
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INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

Alternator, 621 Series, 100A, 12V, Spindle Mount (Single Foot), 1-2in, K6 Serpentine Pulley, Isolated Ground. This 12 Volt alternator features a single mounting foot, 100 amps output, and a 6 groove serpentine pulley. It has a small case, isolated ground, and the single foot mount can be 1" or 2" with an included adapter. It features an externally regulated single output, patented SmartReady backup internal regulator, and is certified ignition protected for gasoline or diesel motors. Equipped with high-volume, cooler-running dual internal fans. Replaces: 621-100-SR-IG.

Fitment

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Specifications

BrandBALMAR
Part NumberB07M 621-100-K6

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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