A9900320300
Ring Gear
Detroit Diesel

The ring gear is a vital component of the engine’s flywheel assembly, responsible for engaging the starter motor to initiate engine rotation. Its precise dimensions and robust steel construction ensure reliable engagement and durability under heavy loads and repeated start cycles. The gear's tooth count and dimensions are engineered to match specific engine models, providing seamless integration and dependable performance. A well-maintained ring gear reduces the risk of starter failure and helps ensure rapid engine cranking, which is crucial for cold starts and high-demand operations. Source One Parts Center offers this essential part to help maintain your engine’s starting reliability and overall operational readiness, especially in demanding heavy-duty applications.