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Powermaster 84400934 Alt Gm Natural 180a 6 Grv Hpr 4-pin

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SKU:
21522276
MPN:
84400934
Availability:
Usually ships the same or next business day. In stock at our CA, PA, TX warehouses.
Shipping:
Calculated at Checkout
Stock Update:
08/01/2026 06:50:29 AM PST
$310.41
Stock Update:
08/01/2026 06:50:29 AM PST
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Description

This item is brand-new, factory sealed.

Powermaster - Alt GM Natural 180A 6 grv HPR 4-Pin w/3" 6 grv Pulley
  • 180 Amp Output Supports high-demand electrical systems including fans, pumps, lighting, and data systems.
  • GM Denso Platform Compact and reliable, compatible with GM-based performance builds.
  • 4-Pin Internal Regulator Designed for ECU-controlled charging systems.
  • 3" 6-Groove Pulley Reduces alternator RPM for improved efficiency and durability.
  • HPR Technology Enhances voltage stability and thermal management under heavy load.
  • Item Package Dimensions L x W x H: ?9.29 x 7.76 x 7.32 inches
  • Package Weight: ?5.76 Kilograms
  • Brand Name: ?POWERMASTER
  • Warranty Description: ?Manufacturer Warranty
  • Model Name: ?8440093-4
  • Color: ?Black
  • Material: ?Plastic
  • Suggested Users: ?unisex-adult
  • Manufacturer: ?Powermaster
  • Part Number: ?8440093-4
  • Included Components: ?Powermaster - Alt GM Natural 180A 6 grv HPR 4-Pin

The Powermaster 8440093-4 Alternator is a high-performance charging solution built on the GM Denso platform, delivering a robust 180 amps of output. It features a natural finish, a 6-groove serpentine pulley, and a 4-pin internal regulator for OE-style integration. The 3" pulley diameter helps reduce alternator RPM, making it ideal for high-RPM race applications. Enhanced with HPR (High Performance Rectifier) technology, this alternator ensures stable voltage and superior heat dissipation under load.

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Warranty Information

All Items are Brand New, Factory Sealed and come with a standard warranty. [Read our policies]
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Powermaster 84400934 Alt Gm Natural 180a 6 Grv Hpr 4-pin
$310.41