Economy treadbelt used on models: 831.297560 - 10.6, 831.297561 - 10.6, 831.297562 - 10.6, 831.297563 - 10.6, 831.297564 - 10.6, DTL12940 - CS19E, HRTL07120 - R60, HRTL71830 - R65, HTL13940 - T850I, HTL15940 - T900I, HTL93940 - T650I, IMTL10650 - 10.6, IMTL10651 - 10.6, IMTL10652 - 10.6, IMTL10653 - 10.6, IMTL10654 - 10.6, IMTL24490 - 14.6Q, NTTL14070 - POWERTREAD 6.0, NTTL14071 - POWERTREAD 6.0, NTTL24080 - POWERTREAD 3000L, IETL15900, IETL15901, IETL15902, IETL15910 - 10.6QI, IMTL14900, IMTL14901, IMTL14902 - IMAGE 10.6QL, IMTL15990, IMTL15991, IMTL15992, IMTL15993 - IMAGE 10.6QI, IMTL99000, IMTL99001 - IMAGE 1250. www.FitnessRepairParts.com