Ariens 20001172 – Replacement MPN: 20001172 FLYWHEEL – ELECTRIC START Genuine Ariens Part # 20001172. Ariens 20001172 Gravely Flywheel Electric Start. Ariens Part Number: 20001172 Compatible with the following Models: Ariens Deluxe 28 Track Ariens Deluxe 28 Ariens Deluxe 24 Track Ariens Deluxe 24. We are proud to be a factory authorized retailer. We use several different carriers and choose the most economical for the item and destination based on the estimated transit time displayed. FixMyToys – A Division of Ball Equipment.