TreadLife Fitness Resistance Motor Part # 193223 - Replacement for these Weslo Models: 8.25 - WLCCEL23090 Fit Body System - WLEL29470 Fit Body System - WLEL29471 Momentum 2000 - WLEVEL728080 Momentum 220X - WLEL20060 Momentum 220X - WLEL20061 Momentum 4.0 - WLEVEL924100 Momentum 615 - WLEVEL19860 Momentum 620 - WLCCEL14060 Momentum 620 - WLEL14060 Momentum 635 - WLEL19460 Momentum 635 - WLEL19461 Momentum 710 - WLCCEL20130 Momentum 710 - WLEL20130 Momentum 950 - WLEL25040 Momentum 950 - WLEL25041 Momentum 950 - WLEL25042 Momentum CT 5.0 - 831.297630 Momentum CT 5.0 - WLEL329100 Momentum CT 5.8 - WLEL326080 Momentum CT 5.8 - WMEL326080 Momentum CT 5.9 - 831.303220 Momentum CT 5.9 - WLEL329090 Momentum CT 5.9 - WLEL329091 Momentum CT 5.9 - WLEL329092 Momentum CT 6.2 - 831.219040 Momentum CT 6.2 - WLCCEL329130 Momentum CT 6.2 - WLEL329120 Momentum CT 6.2 - WLEL329121 Momentum L4.8 - WLEL025080 Momentum R 5.2 - WLEL830120 Momentum R 5.2 - WLEL830121 Momentum R 7.8 - WLEL939080 Pro 10.8X - 831.218320 Pro 10.8X - WLCCEX319100 Pro 10.8x - WLEX319080 Pro 11.0x - WLEX318100 Pro 11.2x - WLEX318120 Pro 13.8E - 831.308750 Pro 13.8E - 831.308751 Pro 13.8E - WLEL334080 Pro 13.8E - WLEL334081 Pro 13.8E - WLEL334082 Pursuit 4.0 - WLEX17760 Pursuit 4.5R - WLEX17960 Pursuit 4.8 - WLEX710070 Pursuit 5.0R - WLEX714070 Pursuit 5.0R - WLEX714071 Pursuit CT 5.9 - WLEX327090 Pursuit E40 - WLEX19840 Pursuit R4.8 - WLEX919080 Pursuit T3.8 - WLEX917080 Pursuit U30 - 831.303000 Pursuit U30 - WLEX609070 Weslo Momentum Models