{"product_id":"lostar-air-valve-knob-pair-for-tractor-trailer-screw-on-aluminum-with-chrome-id-plaques-fits-peterbilt-kenworth-freightliner","title":"LOSTAR Air Valve Knob Pair for Tractor \u0026 Trailer – Screw-On Aluminium with Chrome ID Plaques, Fits Peterbilt Kenworth Freightliner","description":"\u003cp\u003e\u003cstrong\u003eLOSTAR replacement air valve knobs are a two-piece screw-on set designed to upgrade or replace worn tractor and trailer knobs on Peterbilt, Kenworth, and Freightliner trucks.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese aluminum alloy knobs come as a matched pair with chrome stainless-steel plaques for clear Tractor\/Trailer identification. Built to withstand frequent use in commercial environments, the set is intended for vehicles that use screw-on style knobs (not pin-style fittings). The package includes two knobs and two chrome plaques, and the product is backed by a one-year unlimited-mileage quality guarantee.\u003c\/p\u003e\n\n\u003ch3\u003eWill these knobs fit my truck?\u003c\/h3\u003e\n\u003cp\u003eThese knobs are designed specifically for screw-on style air valve stems and are compatible with many Peterbilt, Kenworth, and Freightliner models. They will not work with pin-style valve systems, so checking your current knob attachment is essential before purchasing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits screw-on valve stems commonly found on the listed brands\u003c\/li\u003e\n  \u003cli\u003eNot compatible with pin-style air valve fittings\u003c\/li\u003e\n  \u003cli\u003eSold as a matched pair for tractor and trailer labeling\u003c\/li\u003e\n  \u003cli\u003eChrome plaques included to indicate function\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable are these knobs for daily truck use?\u003c\/h3\u003e\n\u003cp\u003eManufactured from aluminum alloy with chrome-finish stainless plaques, these knobs are built for routine commercial use and resist corrosion and wear. The materials and finish aim to provide a long service life when installed and used under typical trucking conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAluminum alloy construction for strength and light weight\u003c\/li\u003e\n  \u003cli\u003eChrome stainless plaques resist rust and remain legible\u003c\/li\u003e\n  \u003cli\u003eSurface finish designed to withstand handling and exposure\u003c\/li\u003e\n  \u003cli\u003eQuality-controlled production to ensure consistent performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat comes in the package and is installation difficult?\u003c\/h3\u003e\n\u003cp\u003eThe kit contains two screw-on aluminum air valve knobs and two chrome stainless-steel plaques labeled for Tractor and Trailer. Installation is straightforward: remove the old screw-on knobs, thread on the new knobs, and attach the plaques; no specialty tools are usually required, though work in a well-ventilated area and follow safe vehicle maintenance practices.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e2 x aluminum alloy screw-on air valve knobs included\u003c\/li\u003e\n  \u003cli\u003e2 x chrome stainless-steel plaques for clear labeling\u003c\/li\u003e\n  \u003cli\u003eSimple screw-on installation — no complex tools normally needed\u003c\/li\u003e\n  \u003cli\u003eRecommended to inspect valve threads and clean prior to fitting\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat warranty or support is offered if something goes wrong?\u003c\/h3\u003e\n\u003cp\u003eLOSTAR includes a one-year unlimited-mileage quality guarantee covering manufacturing defects under normal use. If you encounter issues or have questions about fit or installation, the manufacturer recommends contacting their support team for assistance and replacement options under the warranty.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e1-year unlimited-mileage quality guarantee\u003c\/li\u003e\n  \u003cli\u003eContact support for fitment or installation questions\u003c\/li\u003e\n  \u003cli\u003eReplacement considered for verified manufacturing defects\u003c\/li\u003e\n  \u003cli\u003eFollow warranty instructions for returns or claims\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? This pair of LOSTAR air valve knobs is aimed at truck owners, fleet managers, and professional drivers operating Peterbilt, Kenworth, or Freightliner rigs that use screw-on air valve knobs. If you need a durable, clearly labeled Tractor\/Trailer knob pair to replace worn or damaged knobs and prefer a polished chrome finish, this kit is a practical, easy-to-install option. Avoid this product if your vehicle uses pin-style air valve attachments.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can these knobs be used on any truck?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They fit screw-on style air valves on many Peterbilt, Kenworth, and Freightliner trucks but not pin-style fittings.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What warranty does LOSTAR provide?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: LOSTAR offers a one-year unlimited-mileage quality guarantee covering manufacturing defects.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"LOSTAR","offers":[{"title":"Default Title","offer_id":55167388909911,"sku":"B0BQJ477HX","price":46.25,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/lostar-front-packaging-air-valve-knobs.jpg?v=1790385473","url":"https:\/\/britishgarage.co.uk\/products\/lostar-air-valve-knob-pair-for-tractor-trailer-screw-on-aluminum-with-chrome-id-plaques-fits-peterbilt-kenworth-freightliner","provider":"British Garage","version":"1.0","type":"link"}