FITS the below with the 48C cutting deck
The 48C Deck. Belt fits mowers: X300, X320, X324, X360, X500,X520, X534, and X540.
LX172, LX173, LX176, LX178, LX186, LX188, LX280, and LX289.
GX255, GX325, GX335, GX345, GX355, GT242, GT262, GT275, 180, 185, 240, 245, 260, 265, 285, 320, 325, 335, 345, and 355D.
Sabre models: 1842GV, 1842HV, 1848GV, 1848HV, 1948GV, 1948HV, 2048HV, and 2148HV.
Fits SCOTTS model: S2048 and S2348.