The MPA 12151 MA Starter Motor is engineered to meet the rigorous demands of heavy duty vehicles ensuring reliable engine ignitiond optimal performance Designed with high grade carbon brushes this starter motor offers enhanced durability and environmental sustainability The inclusion of premium quality bearings reduces friction promoting smooth operationd minimizing noise Pressure fit high capacity diodes effectively dissipate heat contributing to a longer service life Precision polished slip rings maintain consistent electrical contact preventing arcing and voltage spikes Additionally double insulated rotors and stators provide a stable electrical signal reducing internal shorts and signal degradation These features collectively address common operational challenges such as frequent starter motor failures and maintenance downtime delivering measurable value to fleet operations by enhancing vehicle reliability and reducing maintenance costs