Model Compatibility: Fits Great Wall vehicles requiring the 9100571 generator internal regulator as a direct replacement part. Part Number Match: Replaces component identified by part number 9100571 in the configuration. Functional Purpose: Restores the internal voltage regulation function of the generator as designed for the Great Wall application. Installation Requirement: Mounts in the same location and interfaces with the same generator model used in Great Wall vehicles. Design Intent: Matches the form, fit, and electrical specification of the 9100571 regulator for functional equivalence in Great Wall generators., Manufacturer: jieyo