{"product_id":"tr543-nickel-oring-truck-valve","title":"TR543 Nickel O-Ring Clamp-In Truck Valve Stem 2.4\" Straight","description":"\u003cp\u003eThe TR543 is a 2.4\" straight nickel-plated O-ring sealed clamp-in truck tire valve stem rated to 150 PSI. Designed for commercial trucks with 0.382\" valve holes, it offers a secure O-ring seal on aluminum wheels for reliable, leak-free performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 2.4\" (2-2\/5\") straight for standard 0.382\" hole truck wheel valve pockets.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Hole:\u003c\/strong\u003e 0.382\" — fits aluminum truck and trailer wheels with smaller valve openings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressure Rating:\u003c\/strong\u003e 150 PSI max cold inflation pressure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeal:\u003c\/strong\u003e O-ring sealed for an airtight installation on aluminum wheels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCross-Reference:\u003c\/strong\u003e TV-543, 1-502, 24252, VS-543, 17-543, TR-543.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eQ: What valve hole does the TR543 require?\u003c\/strong\u003e\u003cbr\u003eThe TR543 fits a 0.382\" valve hole, found on aluminum truck and trailer wheels from manufacturers like Alcoa and Accuride.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What does the O-ring seal provide?\u003c\/strong\u003e\u003cbr\u003eThe O-ring creates an airtight seal at the valve base, preventing slow leaks common when using standard grommet-sealed valves on aluminum wheels.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the pressure rating?\u003c\/strong\u003e\u003cbr\u003eRated to 150 PSI max cold inflation pressure for commercial truck use.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: When would I choose a straight stem vs. a bent stem?\u003c\/strong\u003e\u003cbr\u003eUse the straight TR543 when your valve pocket is directly accessible. If the pocket is offset or hard to reach with an air chuck, consider the bent versions: TR543D (60deg.) or TR543E (75deg.).\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What cross-references match the TR543?\u003c\/strong\u003e\u003cbr\u003eThe TR543 cross-references to TV-543, 1-502, 24252, VS-543, 17-543, and TR-543.\u003c\/p\u003e","brand":"A2Z Tire Supplies","offers":[{"title":"1 Valve","offer_id":47546863386846,"sku":"A2Z-543-1","price":8.13,"currency_code":"USD","in_stock":true},{"title":"10 Valves","offer_id":47545550602462,"sku":"A2Z-543-10","price":35.3,"currency_code":"USD","in_stock":true},{"title":"25 Valves","offer_id":47545550635230,"sku":"A2Z-543-25","price":74.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0664\/0612\/1694\/files\/A2Z-543.jpg?v=1769334670","url":"https:\/\/a2ztiresupplies.com\/products\/tr543-nickel-oring-truck-valve","provider":"A2Z Tire Supplies","version":"1.0","type":"link"}