TL*THE CONTACT OWNS A 2007 SUBARU FORESTER. THE REAR DRIVER'S SIDE TIRE WENT FLAT AND WAS REPLACED WITH A YOKOHAMA DONUT SPARE TIRE. WHILE DRIVING APPROXIMATELY 30 MPH, THE SPARE TIRE BEGAN TO LOSE TRACTION WITH THE ROAD SURFACE AND CAUSED THE VEHICLE TO SKID SIDEWAYS. HE SLID INTO A SNOWBANK AND COLLIDED WITH A SNOWMOBILE TRAILER. THERE WERE NO INJURIES. THE VEHICLE WAS STILL ABLE TO BE DRIVEN AND WAS TAKEN TO A SHOP. THE CONTACT PURCHASED A TIRE. THE SNOWMOBILE TRAILER WAS SLIGHTLY DAMAGED. HE BELIEVES THAT THE DONUT SPARE TIRE SHOULD NOT BE USED IN VEHICLES AND ARE SAFETY HAZARDS. THE CURRENT AND FAILURE MILEAGES WERE 35,000.