A4720502505
Idler Gear
Detroit Diesel

The gear drive idler gear is a key component in ensuring the proper transfer of rotational motion within the engine’s timing system. Its large outer diameter provides stability and supports the belt or chain that synchronizes camshaft and crankshaft rotation. Manufactured from sturdy materials, it offers resistance to wear and thermal stress, guaranteeing long service life. The gear’s precise dimensions are critical for maintaining correct timing and preventing slippage, which could lead to engine misfires or performance issues. Regular inspection and correct installation are recommended for optimal operation. Source One Parts Center supplies this gear, assuring high-quality standards to keep your engine’s timing system running reliably across heavy-duty cycles.