power steering pump drive belt

The designation 5PK essentially indicates that the belt has five ribs. Poly-V belts are a type of V-belt that features multiple longitudinal ribs or grooves, allowing for increased surface area contact with the pulleys. This design maximizes friction, enabling higher power transmission compared to traditional V-belts. The P in 5PK refers to the Poly-V design, which is characterized by its flat profile with grooves running along its length.


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