Model Compatibility: Fits motorcycles that use part numbers 491546, 691188, and 794360 for the voltage regulator rectifier assembly. Functionality: Provides voltage regulation and AC-to-DC conversion as specified for part numbers 491546, 691188, and 794360. Replacement Purpose: Functions as a replacement for part numbers 491546, 691188, and 794360 in compatible motorcycle models. Electrical Specification: Designed to meet the electrical input and output requirements associated with part numbers 491546, 691188, and 794360. Installation Scope: Installs in the same location and configuration as the units corresponding to part numbers 491546, 691188, and 794360.