General description Original Roomba 500 to 900 Series Side Brush Module 4420155 is designed for IROBOT ROOMBA vacuum cleaners. This side brush motor enhances the cleaning efficiency of your robot vacuum by effectively reaching corners and edges. Technical specifications Model: 4420155 Compatible with IROBOT ROOMBA 500, 600, 700, 800, and 900 SERIES Compatible models include: 896, 583, 582, 651, 606, 676, 650, 581, 620, 776, 698, 774, 980, 785, 976, 700, 900 SERIES, 632, 800 SERIES, 765, 700 SERIES, 775, 600 SERIES, 760, 500 SERIES, 780, 770, 696, 600, 589, 800, 587, 875, 580, 891, 886, 585, 630, 870, 880, 866