single sided timing belt

A poly V belt, also known as a narrow V belt or ribbed belt, features several longitudinal ribs on its surface, which provide a larger contact area with the pulleys. This design allows for more effective power transmission and ensures smoother operation compared to traditional V belts. The 135J6 designation refers to specific measurements related to the belt's dimensions 135 indicates the length of the belt in millimeters, while J6 designates a specific profile or construction.


...

Ribbed belts serve various functions in machinery, primarily as a means of transferring power from one component to another. In vehicles, for instance, the serpentine belt connects the engine's crankshaft to several peripheral devices, such as the alternator, power steering pump, air conditioning compressor, and water pump. By enabling these systems to operate simultaneously, ribbed belts play a crucial role in the overall functionality and efficiency of the vehicle.


...