Outdoor mobility scooters include larger wheels and stronger suspension to manage unequal walkways, curbs

https://www.scribd.com/document/1055251655/Are-You-Responsible-For-A-New-Mobility-Scooters-Budget-12-Ways-To-Spend-Your-Money-223871

Outdoor mobility scooters feature larger wheels and more powerful suspension to deal with irregular pathways, curbs, and park courses for smoother, safer trips.