iRobot Roomba 860 Repair - iFixit
iRobot Roomba 655 Pet Series Battery Replacement - iFixit Repair Guide
Roomba Repair - iFixit
Shark ION Robot S87 Battery Replacement - iFixit Repair Guide
i7 larger battery comparison : r/roomba
iRobot Roomba 880 Side Brush Motor Replacement - iFixit Repair Guide
iRobot Roomba 551 Battery Replacement - iFixit Repair Guide
iRobot Roomba e5 Wheels Replacement - iFixit Repair Guide
iRobot Roomba 4160 Battery Replacement - iFixit Repair Guide
iRobot Roomba Battery Replacement - iFixit Repair Guide