Home>> RE509517 - Mechanical Belt TensionerMechanical Belt Tensioner - Fits John Deere® - RE509517Sugg. Retail Price:$72.95/EAOut of Stock- + Free & Easy Returns, In Store or OnlineReturn any item within 90 days of purchase. Our Return Policy Product Details# RE509517 New (Aftermarket Part)Mechanical Belt TensionerBelt TensionerWeight: 4.20 lbsReplaces Tractor Part #: WARNING:Cancer and Reproductive Harmwww.P65Warnings.ca.govWhere UsedFITS JOHN DEERE® CT315, CT322, CT332, 313, 315, 317, 318D, 319D, 320, 320D, 323D, 325, 326D, 328, 328D, 329D, 332, 332D, 333D, 244J, 304J, 324J, 325, 4120, 4320, 4520, 4720SpecificationsInstructionsAny use of OEM part numbers is for reference only. Need help finding a tractor part? Give us a call at 1-800-462-7335.