Maintenance How to replace an ignition switch EGO SNT2112 21 Snowblower with Steel Auger (2) 5.0Ah Battery & Charger Included. GT275 with serial numbers above B045001, C045001, and D045001 The part number is AM120105. This item is in the category Home & Garden\Yard, Garden & Outdoor Living\Outdoor Power Equipment\Snow Blowers.