97701-M0000, 97701M0000, 97644M0000, 97644-M0000, 97643M0000, 97643-M0000 Coupling diameter (by belt) : 125 mm; Coupling diameter (total) : 130 mm; Bearing size: 35 x 52 x 22 mm; Number of slots (with teeth) : 6PK;