4089222 CUMMINS QSL9 Crankshaft Flange Component

This crankshaft flange serves a critical role in the air brake compressor assembly, providing the necessary structural connection within the engine system. Engineered to meet strict mechanical tolerances, it ensures stable power transmission and maintains the integrity of the compressor during high-load cycles. The component is manufactured using heavy-duty grade materials to withstand the constant stresses of heavy commercial vehicle environments.

4089222 is the OE-equivalent crankshaft flange used in CUMMINS QSL and QSL9 engine systems. This part is essential for maintaining the synchronization of the air compressor mechanism, ensuring that the pneumatic system receives consistent pressure. By utilizing this high-strength component, workshop technicians can ensure that the engine and compressor interface remains secure and efficient.

When performing maintenance or air brake compressor repair, it is vital to inspect the flange for any signs of wear or deformation. This part is designed for seamless assembly within the CUMMINS engine architecture, facilitating easier service intervals for workshop professionals. Proper installation ensures that the compressor performance remains consistent with original manufacturer specifications, preventing unexpected downtime in fleet operations.