"This is the Proform replacement Walking Belt. Model Number: 297390. Part Number: 142851. Used on the following models: Healthrider: Sure Comfort 225 P - HETL40530. Lifestyler: EXPANSE 550 - 831.297150, EXPANSE 550 - 831.297151, EXPANSE 550 - 831.297152, EXPANSE 550 - 831.297153, EXPANSE 600 - 831.297140, EXPANSE 600 - 831.297160, EXPANSE 600 - 831.297161, EXPANSE 600 - 831.297162. Proform: 345 - PFTL311040, 345 - PFTL311041, 345 - PFTL311042, 360 P - PETL30130, 360 P - PETL30131, 360 P - PETL30133, 360 P - PETL30134, 360 P - PETL30135, 360 P - PETL30136, 360 P - PETL30137, 365 P - PETL31130, 365 P - PETL31131, 375 - PCTL31560 - Canadian, 385 - PETL39070, 385 - PETL39071, 385 - PFTL38570, 385 - PFTL38571, 385 - PFTL38572, 385 C - PFTL39191, 405 S - PETL40510, 435 EX - PCTL43590, 495 Pi - PCTL952350, 495Pi - 831.295230, 495Pi - 831.295231, 495Pi - 831.295232, 495Pi - 831.295233, 495Pi - 831.295234, 495Pi - 831.295235, 525 EX - PCTL52580, 525 EX - PFTL52580, 545 - PETL57020, 7.15Q - PETL58021, 7.25Q - PETL59021, Boomerang Running - PETL40430, C42 - PCTL29320, Crosswalk DL - PFTL40180, Crosswalk GT - 831.297390 - Sears, Crosswalk LM - 831.297340, Crosswalk LM - 831.297341, Crosswalk XT - 831.299230, Crosswalk XT - PCTL74200, Crosswalk XT - PCTL74201, Free Spirit 814 - PCTL60070, J4i - 831.297210, J4i - 831.297212, LX 450 - PFTL314040, LX 450 - PFTL314041, Pace Trainer - DTL33950, Pace Trainer - DTL33951, Pace Trainer - DTL33954. "