A4722020440
Idler Pulley Bracket
Detroit Diesel

This idler pulley bracket, crafted from aluminum, provides a sturdy mount for the pulley, ensuring proper alignment and tension of the serpentine belt system. Its 4 mm thickness offers a balance of strength and lightweight design, reducing overall system stress. The precision-machined construction guarantees a secure fit and easy installation, which is crucial for maintaining belt integrity under high operational loads. Properly mounted, it minimizes vibrations and prevents misalignment that could lead to belt slippage or premature wear. The aluminum material also contributes to corrosion resistance, extending the component’s service life. Regular inspection of this bracket helps maintain consistent belt tension and system reliability. For dependable support and proper alignment of your drive components, Source One Parts Center recommends this high-quality bracket as a vital part of your engine’s accessory drive assembly.