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Rotor for 8 coil alternator for GY6 125-150cc - GY20956
  • SKU: GY20956
  • Availability: in stock Many in stock Out of stock You can purchase this product but it's out of stock

Rotor for 8 coil alternator for GY6 125-150cc

$37.99
Shipping calculated at checkout.
DESCRIPTION
The rotor for an 8-coil alternator is the main rotating component of the alternator on GY6 125cc to 150cc engines (e.g., Honda Ruckus GY6, Kymco, SYM, PGO, and other GY6-based scooters). It is part of the electrical generation system that powers the lights, battery charging (when equipped), and ignition.

In an 8-coil alternator, the rotor is a permanent magnet (or set of magnets) mounted on the crankshaft or a dedicated shaft, rotating around an 8-coil stator. The rotor's rotation generates a change in magnetic flux in the stator coils, producing alternating current (AC) or rectified current (DC), depending on the electrical system.

The shape and placement of the rotor magnets are calibrated to:

produce a suitable voltage at all engine speeds

reduce electrical vibrations and ripples

ensure a symmetrical distribution of magnetic flux across the 8 coils

maintain mechanical durability (high centrifugal forces)

This rotor is compatible with modern ignition and lighting systems requiring a stable electrical output, especially when accessories or a battery are installed.