The 9.00/14.5 tires are typically used on utility trailers and provide increased load-carrying capacity. Most 9.00/14.5 trailer tires are durable and are engineered to support trailer loads and equipment. You can find them on agricultural trailers, boom lifts, car haulers, mobile homes, and other heavy-duty applications. When you are looking for 9.00/14.5 tires, search for something that’s good at performance on road, dirt, and gravel, has the ability to resist damage from impacts, and can hold its shape under load for a long-lasting performance.