{"title":"Kenworth T680 fairing extensions","description":"\u003ch2\u003eKenworth T680 fairing extensions for semi-trucks\u003c\/h2\u003e\n\n\u003cp\u003eAt kozakparts.com , we've built our catalog around one straightforward idea: semi-truck operators shouldn't have to dig through irrelevant listings or settle for parts that don't hold up on the road. We stock aftermarket parts and accessories for heavy-duty trucks -Kenworth, Volvo, Freightliner, Peterbilt, and more - and we ship across all 48 states and Canada. When it comes to Kenworth T680 specifically, we carry one of the more focused selections you'll find, covering everything from \u003ca href=\"https:\/\/kozakparts.com\/collections\/fairing-panels-for-kenworth-t680\"\u003efairing panels\u003c\/a\u003e and brackets to extensions for both the standard and Next Gen models.\u003c\/p\u003e\n\n\u003cp\u003eIf your T680's side fairing extension is cracked, beaten up from highway miles, or just not sitting right anymore, you already know how much it matters to get the right replacement quickly. This page is where that starts.\u003c\/p\u003e\n\n\u003ch3\u003eWhy the fairing extension actually matters\u003c\/h3\u003e\n\n\u003cp\u003eIt's easy to think of Kenworth t680 fairing extensions as a cosmetic fix - something you replace because the old one looks rough. And sure, appearance is part of it. But the fairing extension plays a real role in how your truck handles airflow along the cab and trailer gap. That gap is one of the bigger sources of aerodynamic drag on a Class 8 truck, and the extension is specifically designed to reduce turbulence in that zone. Less drag means the engine isn't working as hard at highway speeds, which shows up in fuel consumption over time. For owner-operators running consistent long-haul routes, that adds up.\u003c\/p\u003e\n\n\u003cp\u003eBeyond aerodynamics, the extension protects the sides of the cab from road debris, weather, and the kind of minor contact damage that's just part of operating a big truck in tight spaces. A damaged or missing extension leaves that area exposed - and repairs to the underlying cab structure are a lot more expensive than replacing a fairing panel.\u003c\/p\u003e\n\n\u003cp\u003eThe T680 has been one of Kenworth's most popular configurations for regional and long-haul fleets since it launched, and the platform has evolved. The original 2013–2021 models and the Next Gen 2022+ trucks have different fairing geometries, so the extensions aren't interchangeable between generations. Driver side and passenger side are also separate parts. \u003c\/p\u003e\n\n\u003ch2\u003eWhat we carry for the T680\u003c\/h2\u003e\n\n\u003cp\u003eOur selection covers both generations of the T680 and both sides of the truck. Here's what to keep in mind when you're shopping:\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003eSide Fairing Extensions (T680, 2013–2021): available for purchase individually - for the driver and passenger sides; designed specifically for configurations with a 135-inch wheelbase. \u003c\/li\u003e\n\t\u003cli\u003eLower Rear Fairing Panel Extensions (2022+ Next Gen): available individually by side or as a set. These are specific to the updated Next Gen body style and won't interchange with the earlier platform.\u003c\/li\u003e\n\t\u003cli\u003eDriver and Passenger Side Coverage: we stock both orientations so you're not waiting on a special order if you need one specific side.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eEvery extension we carry is aftermarket - not salvage, not pulled from another truck. Parts are in stock and ready to ship, which matters when a truck is sitting instead of running.\u003c\/p\u003e\n\n\u003cp\u003eWhen you're browsing \u003ca href=\"https:\/\/kozakparts.com\/collections\/kenworth-t680-semi-truck-parts-accessories\"\u003eKenworth T680 aftermarket parts\u003c\/a\u003e , a few things are worth confirming before you add anything to your cart. First, driver side and passenger side are distinct parts. Beyond that, some extensions are specific to certain cab lengths or sleeper configurations, so if your truck isn't a standard setup, take a minute to verify the fitment details on the product page. \u003c\/p\u003e\n\n\u003cp\u003eReplacing a Kenworth t680 side fairing extension does not require the complete removal of the entire fairing, however, to ensure the new part fits correctly, the surrounding mounting components must be in good working order. Otherwise, this procedure is well within the capabilities of anyone with experience working on exterior cab trim.\u003c\/p\u003e\n\n\u003ch3\u003eAftermarket quality without the wait\u003c\/h3\u003e\n\n\u003cp\u003eOne thing we hear consistently from fleet managers and owner-operators is that lead time on parts is the real problem - not the price. A truck parked waiting on a part is burning money every day it's not moving. That's why we keep our most in-demand Kenworth t680 fairing extension replacement parts stocked and ready, not on back-order.\u003c\/p\u003e\n\n\u003cp\u003eOur aftermarket extensions are built to fit without modification and are made from materials that can take what road conditions throw at them - temperature swings, UV exposure, road spray, and the occasional close call in a loading dock. They're not going to match the durability claims you'd see from the manufacturer, but they're solid, purpose-built parts from suppliers we've vetted, and they hold up well in real-world use.\u003c\/p\u003e\n\n\u003cp\u003eWe also include practical extras with many of our Kenworth T680 fairing products - things like windshield wipers, a license plate frame, and a reflective safety vest. It's not a gimmick; it's just us recognizing that drivers ordering parts are also working in and around their trucks, and a reflective vest has obvious value in that context.\u003c\/p\u003e\n\n\u003ch3\u003eShipping and availability\u003c\/h3\u003e\n\n\u003cp\u003eWe ship to all 48 contiguous states and Canada. Most orders placed on in-stock items go out the same day. We don't route orders through a middleman warehouse - what you see in stock on kozakparts.com is what we actually have ready to go.\u003c\/p\u003e\n\n\u003cp\u003eIf you're ordering for a fleet and need multiple units or have questions about bulk availability, reach out directly. We're set up to handle fleet orders and can usually give you a straight answer on availability and lead times without making you wait for a quote to come back from three different people.\u003c\/p\u003e\n\n\u003cp\u003eThe T680 is a workhorse platform, and the parts market for it has matured. You don't need to overpay or wait weeks for a side fairing extension. Browse the options on this page, confirm your fitment details, and get what you need shipped out fast.\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n","products":[{"product_id":"kozak-replacement-side-fairing-extension-left-driver-side-compatible-with-kenworth-t680-plus-kenworth-logo-and-kozak-reflective-vest","title":"Side Fairing Extension 135\" Driver Kenworth T680","description":"\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0653\/0800\/0327\/files\/0.jpg?v=1774978499\"\u003e\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003eSide Fairing Extension 135\"\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFor Kenworth T680\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eLeft Driver Side\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eThis listing is for 1x of side fairing extension\u003c\/li\u003e\n\u003cli\u003eHigh quality parts\u003c\/li\u003e\n\u003cli\u003eDurable and reliable during poor weathers\u003c\/li\u003e\n\u003cli\u003eComes with Logo Emblem and Kozak Vest\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003ePlease note in order to process the shipping promptly Buyer must provide a VALID phone number where they can be reached and contacted by the delivery carrier. Failure to do so may result in delayed shipment. Seller is not liable for any expense associated with failure to provide contact information on Buyers behalf. Seller reserves the right to hold the shipment until the contact with Buyer has been established to cleat all shipping details. Please make sure to provide your full and detailed shipping address information!\u003c\/p\u003e\n\u003cp\u003eContact us if you want to pick up the item or if you want to know more about delivery options in Washington.\u003c\/p\u003e\n\u003cp\u003eKeep your Kenworth T680 looking sharp and aerodynamically efficient with this Side Fairing Extension 135\" for the Driver (Left) Side. Designed as a direct-fit replacement for the Kenworth T680, this side fairing extension restores the clean, streamlined profile your truck needs to cut through wind resistance and maintain fuel efficiency on long hauls. Whether you're a fleet manager keeping a tight maintenance schedule or an owner-operator who takes pride in a well-kept rig, this part delivers the reliable performance you expect.\u003c\/p\u003e\n\n\u003cp\u003eCrafted from high-quality materials built to withstand the demands of daily commercial trucking, this fairing extension holds up through rain, wind, extreme temperatures, and the general wear that comes with life on the road. The durable construction ensures long-lasting performance even in poor weather conditions, so you can trust this part to protect and perform mile after mile. The finish is designed to complement the factory look of the T680, making it a clean and professional replacement that blends seamlessly with your existing bodywork.\u003c\/p\u003e\n\n\u003cp\u003eInstallation is straightforward, making it a practical choice for body shops and in-house fleet maintenance teams alike. This listing includes one (1) Driver Side fairing extension along with a logo emblem and Kozak vest, giving you everything you need to get the job done right. The direct-fit design means less time in the shop and more time on the road, with no complicated modifications required.\u003c\/p\u003e\n\n\u003cp\u003eWhen you order from Kozak Parts, you're getting a quality aftermarket semi truck body part backed by fast shipping from our Seattle, WA warehouse. We ship promptly so your truck gets back on the road without unnecessary delays. Please note that a valid phone number is required at checkout so the freight carrier can coordinate delivery with you directly. Order your Kenworth T680 side fairing extension today and keep your fleet rolling strong.\u003c\/p\u003e","brand":"KOZAK","offers":[{"title":"Default Title","offer_id":42483414007879,"sku":"MM-RI4F-BYON","price":74.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0653\/0800\/0327\/files\/228.webp?v=1770254954"},{"product_id":"kozak-replacement-side-fairing-extension-right-passenger-side-compatible-with-kenworth-t680-plus-kenworth-logo-and-kozak-reflective-vest","title":"Side Fairing Extension 135\" Passenger Kenworth T680","description":"\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0653\/0800\/0327\/files\/0.jpg?v=1774978499\"\u003e\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003eSide Fairing Extension 135\"\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFor Kenworth T680\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eRight Passenger Side\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eThis listing is for 1x of side fairing extension\u003c\/li\u003e\n\u003cli\u003eHigh quality parts\u003c\/li\u003e\n\u003cli\u003eDurable and reliable during poor weathers\u003c\/li\u003e\n\u003cli\u003eComes with Logo Emblem and Kozak Vest\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003ePlease note in order to process the shipping promptly Buyer must provide a VALID phone number where they can be reached and contacted by the delivery carrier. Failure to do so may result in delayed shipment. Seller is not liable for any expense associated with failure to provide contact information on Buyers behalf. Seller reserves the right to hold the shipment until the contact with Buyer has been established to cleat all shipping details. Please make sure to provide your full and detailed shipping address information!\u003c\/p\u003e\n\u003cp\u003eContact us if you want to pick up the item or if you want to know more about delivery options in Washington.\u003c\/p\u003e\n\u003cp\u003eKeep your Kenworth T680 looking sharp and aerodynamically efficient with this Side Fairing Extension 135\" for the passenger side. Designed as a direct-fit replacement for the right side of your T680, this fairing extension restores the clean, factory-style profile your truck needs to cut through the miles. Whether you're a fleet manager maintaining a professional appearance across your operation or an owner-operator protecting your investment, this part delivers the quality and reliability you expect from a heavy-duty replacement component.\u003c\/p\u003e\n\n\u003cp\u003eCrafted from durable, high-quality materials built to withstand the demands of long-haul trucking, this side fairing extension holds up through harsh weather conditions, road debris, and the everyday wear that comes with life on the highway. The finish is designed to accept paint, making it easy for body shops to match your existing truck color for a seamless, professional repair. The 135\" fitment is engineered specifically for the Kenworth T680, ensuring a precise fit that eliminates the guesswork and frustration that comes with universal or poorly matched aftermarket parts.\u003c\/p\u003e\n\n\u003cp\u003eInstallation is straightforward, following the original mounting points of your T680's factory fairing system. Body shop technicians and experienced owner-operators alike will appreciate how cleanly this extension aligns during the install process, helping you get your truck back on the road faster. Each listing includes one passenger-side fairing extension, complete with a logo emblem and Kozak vest, so you have everything you need to complete the job right.\u003c\/p\u003e\n\n\u003cp\u003eWhen you order from Kozak Parts, you're shopping with a trusted source for aftermarket semi truck body parts. We ship fast from our Seattle, WA warehouse, so your replacement Kenworth T680 side fairing extension gets to you quickly and your downtime stays minimal. Please ensure a valid phone number is provided at checkout so the freight carrier can coordinate delivery without delay.\u003c\/p\u003e","brand":"KOZAK","offers":[{"title":"Default Title","offer_id":42483428458567,"sku":"C2-7KYP-D7EC","price":74.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0653\/0800\/0327\/files\/227.webp?v=1770255793"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0653\/0800\/0327\/collections\/fex680_30e07b79-a8db-4baf-b1b9-00a74461ff02.jpg?v=1769466012","url":"https:\/\/kozakparts.com\/en-mx\/collections\/kenworth-t680-fairing-extensions.oembed","provider":"Kozak Parts","version":"1.0","type":"link"}