400/425-17/18 Tube | TR4 Center Metal Stem

This is a 400/425-17/18 tube with a TR4 center metal stem. Recommended application is for Bias Ply tires and the recommended tire fitment is for a 400/425-17/18 tire. Fits 400-425 width, 17/18 inch diameter tires. This inner tube has a TR4 Metal stem and the valve stem location is center. TR4 stem is threaded metal stem 1 inch tall with 5/16 inch diameter. Actual item may differ from photo. Coker Tire Company features a huge selection of specialty inner tubes for tires for collector vehicles.