This set of 4 drive gears is made of high quality plastic, durable. Suitable for sewing machines, it is an ideal replacement set. This gear set includes: 174491 large feed shaft, 174488 long feed, 163997 hook, 163328 vertical shaft. The 174488 long feed gear can be replaced with the following models: (153490, 313920 and 422408). Compatible with models: 1030, 1036, 1425, 1482, 1485, 1486, 1488, 1490, 1492, 2000, 2001, 2005, 2010, 2112, 2102, 2105, 2106. 2108 2110, 2112, 2114, 2118, 2210, 2302, 2303, 2304, 2315, 2330, 2404, 2430, 2502, 2503, 2504, 2515, 2530, 2623, 2638, 2662, 2712, 2718, 2722, 2724, 2730,2732, etc. 174491 large drive shaft can be replaced by the following models: (177491, 422325). Compatible with models: 290, 495, 500, 501, 502, 503, 507, 509, 510, 513, 514, 518, 522, 527, 530, 533, 534, 538, 543, 553B, 554B, 714, 714, 724, 724, 724, 722. 0, 724. , 734 , 737, 740, 750, 755, 756, 758, 760, 763, 764, 770, 774, 775, 776, 778, 800, 813, 814, 830, 834, 838, 844, 900000-30-30-30-30-30-3, 920. 3, 925, 1021, 1022, 1030, 1036, 1221, 1425, 1482, etc. The 163997 hook drive gear fits models: 417, 502, 518, 620, 625, 628, 629, 630, 630E, 635, 636, 638, 639, 640E, 646, 648, 648E, 649, 7. 14, 71. 7 School, 719, 724, 734, 737, 750, 755, 756, 758, 770, 774, 775, 776, 778, 834, 900-3, 920-3, 925, 935U, 1036, 12000, 20000000000, 2001 2005, 6704 & 6705 Note: The data are all measured manually, please allow 1-3cm error due to differences in light and display, there may be some color differences, please refer to the actual item received.