The John Deere AM130517 is an authentic OEM mower deck drive pulley designed for specific John Deere lawn and garden tractors. This crucial component ensures proper tension and smooth rotation of the mower deck drive belt, contributing to efficient cutting performance and extended belt life. Manufactured to John Deere's rigorous standards, this pulley provides reliable operation and a precise fit, making it an ideal replacement for worn or damaged original parts. It is compatible with various John Deere models including the 102, 105, 115, 125, 135, 145, 155C, 190C, D100, D105, D110, D120, D125, D130, D140, D150, D155, D160, D170, L100, L105, L107, L108, L110, L111, L118, L120, L130, LA100, LA105, LA110, LA115, LA120, LA125, LA130, LA135, LA140, LA145, LA150, LA155, LA160, LA165, LA170, LA175, X105, X106, X110, X115R, X120, X125, X126, X130R, X135R, X140, X145, X146R, X155R, X165, X166, X166R, Z225, Z235, Z245, Z255, Z335E, Z335M, Z345M, Z345R, Z355E, Z355M, Z375R, Z425, Z435, Z445, Z465, Z525E, Z535M, Z535R, Z540M, Z540R, Z625, Z645, Z655, and Z665. The pulley has an outer diameter of approximately 101.6 mm (4 inches) and an inner diameter of 17.46 mm (0.6875 inches).