A4572020810
Belt Pulley
Detroit Diesel

This belt pulley is a key component in the engine's accessory drive system, responsible for transmitting power from the crankshaft to auxiliary components such as the alternator or power steering pump. Its meticulously engineered dimensions ensure proper alignment and tensioning, which are critical for smooth operation and longevity of the belt system. The six mounting holes provide secure attachment, reducing the risk of slippage or misalignment that could impair accessory function. Constructed from durable materials, this pulley withstands the harsh vibrations and heat typical of heavy-duty engines. Proper selection and installation of this pulley are vital for maintaining optimal belt tension, which directly impacts the efficiency and reliability of engine accessories. For guaranteed compatibility and quality, sourcing through reputable suppliers like Source One Parts Center is advisable to ensure your system performs reliably over countless miles.