This SNR drive pulley, specifically designed for the crankshaft, carries the part code DPF355.01K1. It plays a crucial role in the engine's accessory drive system, ensuring that components like the alternator, power steering pump, and air conditioning compressor receive consistent power. Crafted with precision engineering, this pulley is built to withstand the demanding conditions of the engine bay, including high temperatures and rotational forces. Its robust construction contributes to the longevity and efficiency of your vehicle's engine. Proper functioning of the crankshaft pulley is essential for maintaining the correct timing and operation of various engine systems. Replacing a worn or damaged pulley with this SNR DPF355.01K1 unit will help prevent potential issues such as belt slippage, accessory malfunction, or even more severe engine damage.