Used on the following models: Precor 9.3x - AAAGEFX 556I, DISPLAY C, COMMERCIAL, HR - AXGL846 RECUMBENT COMM BIKE,CM,HHHR - ECEFX 546 120V HR - 9K956 - 6P - EnglishC964i Optional Display Japanese - HYC956i - 00ZY9.3x - AEXK - 2007EFX 576I RX Commercial SP HR - AJKP846 RECUMBENT ...Used on the following models: Precor 9.3x - AAAGEFX 556I, DISPLAY C, COMMERCIAL, HR - AXGL846 RECUMBENT COMM BIKE,CM,HHHR - ECEFX 546 120V HR - 9K956 - 6P - EnglishC964i Optional Display Japanese - HYC956i - 00ZY9.3x - AEXK - 2007EFX 576I RX Commercial SP HR - AJKP846 RECUMBENT COMM BIKE,DU, HHHR - EDEFX 546 120V Reduced EM - AP956 - AA - EnglishC964i Optional Display Portuguese - HZC956i - AACN9.3x - AEXL - 2007EFX546 NC 240V HR No Display - GU846 RECUMBENT COMM BIKE,G, HHHR - EEEFX 546 240V German - AS956 COMMERCIAL TREAD,240V,HHHR,B-UN - IFC964i Optional Display Spanish - I1C956i - AEXG9.3x - AACPEFX556 120V HHHR - 6Q846 RECUMBENT COMM BIKE,J, HHHR - EFEFX 546 240V HR - 8N956 COMMERCIAL TREAD,240V,J,HHHR - CMC966i Optional Console & Display - AA68C956i - XC, ZAC956i - Z59.3x - ATPJ - GrayEFX556 NC 120V HR - DA846 RECUMBENT COMM BIKE,S, HHHR - EGEFX 546 240V HR - BT956,COMM.TREAD,120V,HEADLESS,HHHR - FMC966i Optional Console & Display - AJNYC956i - AJNC - Israeli9.3x - 00INEFX556i Self Powered HHHR B-UNIT - AABW846 UPRIGHT COMM BIKE,CM, HHHR - EJEFX 546 NC 120V HR - DC956,COMMERCIAL TREAD,120V,HHHR,B-UN - KF9.57 Optional Console & Display - AMTYC956i - AMXB - Israeli9.3x - AGKL - 2007EFX556i Self Powered HR - 00XF846 UPRIGHT COMM BIKE,DU, HHHR - EKEFX 546 NC 120V HR - EX964i - BJ, HR954-ND Tread Optional Display Japanese - MJC956i-NH - AJLX9.3x - AJMY5.23 - ADFP846 UPRIGHT COMM BIKE,G, HHHR - ELEFX 546 NC 120V HR,No Display - GT964i - HS954-ND Tread Optional Display Japanese - PYC956i-NH - AMRXC546i Self Powered - : AJME, AMTE, ATRE