The Kirby Motor Sprocket Assembly KA 243503 is a genuine sprocket gear for all Generation series and Ultimate G machines. This essential replacement gear kit (Kirby parts 243503S and 554189S) is designed for ALL Kirby transmissions, ensuring a perfect fit and optimal performance. Functions as part of the primary gear kit with snap ring and motor gear assembly.

Manufactured as a genuine Kirby part featuring black gear system construction. All parts within this kit must be replaced together for proper functionality. The raised edge is installed facing AWAY from the transmission and the motor.

Fits Generation 3, G4, G5, G6 and Ultimate G models, as well as Diamond and Sentria upright vacuum cleaners. Compatible with motor assemblies and transmission systems across the Generation series. Part compatibility extends from 1CB through Ultimate G series models.

Swiss Boy Vacuum is Utah's largest BEAM dealer with over 10,000 central vacuums installed since 1963. Our family-owned business serves the Wasatch Front with genuine Kirby replacement parts and expert vacuum service. Trust Swiss Boy for authentic Kirby motor components that restore your vacuum to factory performance.