23518332
Accessory Drive Pulley for 14L DDEC IV
Detroit Diesel

The accessory drive pulley for 14L DDEC IV engines is a key component in the belt-driven accessory system, transmitting power from the crankshaft to various engine peripherals such as the alternator, power steering pump, and air conditioning compressor. Its V-groove design with a 12-groove configuration ensures a secure grip and efficient power transfer. The pulley’s inner diameter of approximately 25 mm and outer diameter of 127 mm are optimized for compatibility with standard belts, promoting smooth operation and belt longevity. Made from cast iron, it offers exceptional durability and resistance to wear under high rotational speeds, typically ranging from 8,000 to 10,000 RPM. Proper tensioning and alignment of this pulley are essential to prevent belt slippage or premature failure. This component’s reliable performance supports consistent accessory operation, critical for engine cooling and auxiliary systems. Source One Parts Center supplies this pulley to help maintain your engine’s accessory drive system in peak condition.