{"product_id":"trek-upper-bearing-shim-0-4mm-black-headset-spacer-for-precise-fit","title":"Trek Upper Bearing Shim 0.4mm Black Headset Spacer for Precise Fit","description":"\u003cp\u003eEnhance your bike's performance with the Trek 0.4mm Upper Bearing Shim. This black headset shim ensures a precise fit and smooth steering, extending the life of your headset components.\u003c\/p\u003e\n\n\u003cp\u003eCrafted for durability and easy installation, it’s an essential upgrade for maintaining optimal frame alignment and handling.\u003c\/p\u003e\n\n\u003ch3\u003eWhat It’s Good For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eImproving headset fit and reducing play\u003c\/li\u003e\n  \u003cli\u003eExtending bearing life with precise spacing\u003c\/li\u003e\n  \u003cli\u003eCompatible with various Trek frames\u003c\/li\u003e\n  \u003cli\u003eSimple installation for quick upgrades\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat It’s NOT Good For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eNot a replacement for worn bearings\u003c\/li\u003e\n  \u003cli\u003eUnsuitable for non-Trek headset systems\u003c\/li\u003e\n  \u003cli\u003eNot designed for heavy-duty off-road use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWill this shim fit my Trek bike?\u003c\/strong\u003e\u003cbr\u003eThis shim is designed specifically for Trek headset systems requiring a 0.4mm upper bearing spacer.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I install it myself?\u003c\/strong\u003e\u003cbr\u003eYes, it’s easy to install with standard bike tools and improves headset alignment instantly.\u003c\/p\u003e","brand":"Trek","offers":[{"title":"Default Title","offer_id":45477976932527,"sku":"W5304057","price":3.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0654\/2003\/4223\/files\/1707816478-70480100.jpg?v=1768518410","url":"https:\/\/www.swinnertoncycles.co.uk\/products\/trek-upper-bearing-shim-0-4mm-black-headset-spacer-for-precise-fit","provider":"Swinnerton Cycles","version":"1.0","type":"link"}