endless flat drive belt

A fan belt, also known as a serpentine belt or accessory belt, is a rubber belt that connects the crankshaft of the engine to various accessories such as the alternator, power steering pump, and air conditioning compressor. This belt facilitates the operation of these components, making it crucial for the overall performance of a vehicle. The “6 PK” designation refers to the number of ribs on the belt, which enhances grip and improves power transmission.


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The 6PK in the name refers to the specific type of serpentine belt that features six ribs. This designation is important because it indicates both the belt's width and the number of grooves designed for maximum grip and efficiency. The 202140 typically represents the length of the belt in millimeters. Serpentine belts, including the 6PK 202140, are used in vehicles to drive multiple peripheral devices from a single crankshaft pulley. These devices often include the alternator, power steering pump, water pump, air conditioning compressor, and sometimes the fan.


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