Ignitions and Electrical› Charging Systems

Powermaster

ALT GM BLACK 175A 6 GRV HPR 3 WIRE

$385.00

SKU: P01Q 854009

Special Order
Special Order
Ships in 4–6 weeks
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Powermaster 854009-18.5 Alternator is a Denso-style unit designed for GM applications, particularly in upgraded or swapped engines. It features a 175 Amp output, 6 Groove pulley, Hair Pin Replacement, 2 Spool Mount, and 18.5 Preset Voltage with a black finish.

Fitment

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandPowermaster
Part NumberP01Q 854009

Videos

How to Choose a High-Amp Alternator

How to Choose a High-Amp Alternator

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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