The Fan Drive Pulley transfers power from the engine's crankshaft to the fan, driving its rotation. The 10-rib refers to the number of ribs on the pulley, which corresponds to the number of grooves on the belt that fit onto it. It is chosen for its ability to provide a secure grip on the belt, reducing the likelihood of slippage, even under high-stress conditions.Attributes:• Withstands high temperatures generated in the engine compartment• Handle the mechanical loads associated with driving the fan, ensuring durability and reliability under varying conditionsApplications:The Fan Drive Pulley ensures secure power transmission from the engine's crankshaft to the fan, providing reliable and efficient rotation of the fan for proper engine cooling.