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 reaching corners and edges effectively. Technical specifications Model: 4420155 Compatible with IROBOT ROOMBA models: 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