Golf 7/Audi/Seat/Skoda
« 6 » typically refers to the number of ribs on the belt, indicating its width and the number of contact points with pulleys.
« PK » stands for « Poly V Belt, » which is another name for a serpentine belt.
« 1026 » is the length of the belt, usually measured in millimeters.
« S » might indicate that it is a stretch or flexible serpentine belt, which is designed to fit a range of lengths and is often used in applications where belt tension is maintained by the belt’s elasticity.
The specific details and interpretation of such codes can vary depending on the manufacturer, so it’s essential to consult the vehicle’s manual or the manufacturer’s recommendations to ensure you get the correct replacement belt for your car.