Features: 1.OE Number: The referencing OE number of this straight truck valve stems is TR574, which is molded and designed depend on the original data. 2.Fitment: The truck tire valve stems are replacement for 0.625in Valve Bore, universal fit for trucks, please check the bore diameter before ordering. 3.Design: Designed for use in tubeless tires, with a bottom diameter of 19mm and a long rod design, it is easy to use, small in size and light in weight. 4.Material: Made of brass material, sturdy and durable, long lasting, direct installation, no need to use any special tools, will not damage your tires. 5.Rigorous Testing: All components are rigorously inspected and meet the strictest quality standards for stable performance and long service life. Specification: Item Type: Straight Truck Valve Stems OE Number: TR574 Material: Copper Bottom Diameter: Approx. 19 mm/0.75in Application: Fits for all kinds of trucks with 0.625in bore Note: Please double check the part number of your item, matching information is for reference only. If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!