Replace Part Number: Belt Tensioner, 68020886AA, 419-367. Idler Pulley, 4862625AA. Idler Pulley 2. Serpentine Belt Reference: 6PK2404. 【MULTI-FUNCTION】: This Belt Tensioner kit ensures that the serpentine belt maintains the correct tension, makes car runs smoother, the noise is reduced, to prevent the car from skidding.
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