Replace a worn or damaged front caster wheel with this compatible front wheel assembly for select iRobot Roomba MAX series robot vacuum cleaners. The front caster wheel plays an important role in maintaining proper robot mobility, steering response, navigation accuracy, and obstacle handling. A damaged or worn wheel can lead to dragging, uneven movement, reduced maneuverability, or navigation issues during cleaning cycles. This replacement assembly includes the front wheel, wheel housing, and mounting shaft preassembled for easy installation. Compatible with iRobot Roomba MAX 705 Vac, MAX 705 Combo, MAX 707 Combo, RVH-Y1, RCE-Y1, W155020, W155040, W155060, X185000, and X185020 robot vacuum cleaner models.