John Deere Deck Belt GX21833 / GX20571 — Fits 48" Deck Models D140 D150 D155 D160 L120 L130 LA130 LA140 LA145 LA155 LA165 E140 E150 E160 E170 X140 X165 X166 145 Z255 Z355E

Replacement for John Deere OEM numbers GX21833 and GX20571. This deck belt is manufactured to fit John Deere machines that use a 48" cutting deck. Compatibility (48" deck): D140, D150, D155, D160, L120, L130, LA130, LA140, LA145, LA155, LA165, E140, E150, E160, E170, X140, X165, X166, 145 (John Deere 100 Series), Z255, Z355E (48" Top Discharge Deck). Serial number notes: 100 Series 145 with 48" Deck — Serial No. 150,001 - ; D140 with 48" Deck — Serial No. A130,001 - or B020,001 - ; Z355E with 48" Top Discharge Deck — Serial No. - 050,000. Fits John Deere models equipped with a 48" deck.