Precor d&d Secondary Drive Belt PPP000000010217131 or 10217-131 Works EFX 5.17 5.21 5.23 (Many EFX Models) Elliptical Crosstrainer
If you are uncomfortable with diagnosing and treating your machine with the RIGHT replacement parts we can recommend a fitness technician in your area via zip code
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MAIN PT01 PT02
Precor
{"Item Package Dimensions L x W x H": "7.13 x 5.28 x 0.47 inches", "Package Weight": "0.04 Kilograms", "Item Dimensions  LxWxH": "6 x 8 x 1 inches", "Brand Name": "Precor", "Part Number": "PPP000000010217131", "Date First Available": "August 2, 2018"}