4 Wheel Disability Scooter You should consider a four-wheeled handicap scooter if you want a scooter that has stability and maneuverability. This kind of scooter can be covered by insurance or Medicare Part B. Four wheels enable you to travel over a variety surfaces. They can also be used to safely navigate uphill slopes. Stability A 4-wheel My Mobility Scooters scooter offers greater stability when riding over bumps and rough terrain especially when compared to 3-wheel scooters. This stability is especially important for people who have balance issues or other concerns which can be exacerbated on uneven terrain. A 3-wheeled scooter is ideal for small spaces, like home corridors and aisles of stores. Its slim base and a tighter turning radius make it easier to maneuver. These Shop 4-Wheeled Mobility Scooters Online are often less expensive and are covered by insurance as power wheelchairs.