The SM 4426 is a precision-engineered Self Starter Rocker Assembly (Brush Holder) specifically designed for the Toyota Corolla Altis (Petrol and Diesel variants). Featuring a Denso-style (DEN.TYPE) design and a high-efficiency 4-brush configuration, this assembly is built to meet the rigorous quality standards of Toyota’s luxury sedan. It is optimized to provide the rapid, quiet field excitation required for both the 1.8L Dual VVT-i petrol and 1.4L D-4D diesel engines.