{"title":"Kawasaki KX420 Parts (1981) | Motocross Dirt Bike","description":"\u003cp class=\"MsoNormal\"\u003e\u003cspan lang=\"EN-US\"\u003eFind OEM and aftermarket Kawasaki KX420 replacement parts for 1981 KX420 models where fitment applies. Shop maintenance, repair, and restoration parts with clearer model-specific coverage.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan lang=\"EN-US\"\u003eThe Kawasaki KX420 family comes from Kawasaki’s motocross lineup, where race-focused handling, rebuildable engines, and strong aftermarket support keep these bikes relevant for riders, racers, and restorers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan lang=\"EN-US\"\u003ePopular Kawasaki KX420 searches include top-end parts, carburetor parts, gasket sets, and fork seals. Check year, trim, and application details carefully, since fitment can vary across generations and model variants.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv style=\"mso-element: para-border-div; border: none; border-top: solid #BFBFBF 1.0pt; mso-border-top-alt: solid #BFBFBF .5pt; padding: 1.0pt 0cm 0cm 0cm;\"\u003e\n\u003ch3 style=\"margin-top: 6.0pt; border: none; mso-border-top-alt: solid #BFBFBF .5pt; padding: 0cm; mso-padding-alt: 1.0pt 0cm 0cm 0cm;\"\u003e\u003cspan lang=\"EN-US\"\u003eKawasaki KX420 Parts for Vintage Motocross Service \u0026amp; Rebuilds\u003c\/span\u003e\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan lang=\"EN-US\"\u003eOld Bike Barn stocks model-specific OEM and aftermarket Kawasaki KX420 parts so riders can handle service work, repairs, and restorations with less guesswork. Clear fitment coverage helps narrow the right part faster.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan lang=\"EN-US\"\u003eCommon categories on this page include top-end parts, carburetor parts, gasket sets, fork seals, and brake parts.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan lang=\"EN-US\"\u003eThis Kawasaki KX420 collection is organized around KX420 applications where fitment applies, helping riders compare parts with more confidence for maintenance, repair, and restoration. From fuel and brake work to suspension and electrical service, the focus stays on reliable fitment and long-term durability.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv style=\"mso-element: para-border-div; border: none; border-top: solid #BFBFBF 1.0pt; mso-border-top-alt: solid #BFBFBF .5pt; padding: 1.0pt 0cm 0cm 0cm;\"\u003e\n\u003ch3 style=\"margin-top: 6.0pt; border: none; mso-border-top-alt: solid #BFBFBF .5pt; padding: 0cm; mso-padding-alt: 1.0pt 0cm 0cm 0cm;\"\u003e\u003cspan lang=\"EN-US\"\u003eWhy Riders Choose Kawasaki KX420 Parts from Old Bike Barn\u003c\/span\u003e\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan lang=\"EN-US\"\u003eRiders choose Old Bike Barn for Kawasaki KX420 parts because the catalog emphasizes model-specific fitment, hard-to-find OEM and aftermarket options, and practical support from people who understand Kawasaki applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-end=\"3008\" data-start=\"3005\"\u003e\n\u003ch3\u003eBuilding a Custom KX420?\u003cbr\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"93\" data-end=\"313\"\u003eSome parts on a custom build are not model-specific. If you’re changing handlebars, mirrors, lighting, controls, shocks, exhaust pieces, fuel line, or hardware, visit our universal and custom motorcycle parts collection.\u003c\/p\u003e\n\u003cp data-start=\"315\" data-end=\"580\"\u003eThese parts are useful for cafe racers, brat builds, trackers, choppers, and garage-built vintage motorcycles, but they are not guaranteed to fit every bike without checking. Always compare measurements, mounting style, clearance, and product notes before ordering.\u003c\/p\u003e\n\u003ch3 style=\"text-align: center;\" data-start=\"582\" data-end=\"626\"\u003e\u003ca title=\"Custom \/ Universal Motorcycle Parts Collection\" href=\"https:\/\/oldbikebarn.com\/collections\/universal-custom-motorcycle-parts\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong data-start=\"582\" data-end=\"626\"\u003eShop Universal \u0026amp; Custom Motorcycle Parts\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/h3\u003e","products":[{"product_id":"kdx450-brake-lever-08-0426","title":"82 KDX450 \/ 81 KDX420 \/ 80-81 KX420 Brake Lever","description":"\u003cp\u003eBrake Lever OEM Ref # 46092-1014\u003c\/p\u003e\u003cp\u003eThis replacement component supports dependable performance and reliable service life.\u003c\/p\u003e\u003cp\u003eFits: Kawasaki KDX450 (1982)\u003cbr\u003eKDX420 (1981)\u003cbr\u003eKX420 (1980-1981)\u003cbr\u003eKDX400 (1979-1980)\u003cbr\u003eKX400 (1975-1976)\u003cbr\u003eKDX250 (1980-1984)\u003cbr\u003eKLX250 (1979-1980)\u003cbr\u003eKX250 (1976-1981)\u003cbr\u003eKDX200 (1983)\u003cbr\u003eKD175 (1976-1979)\u003cbr\u003eKDX175 (1980-1982)\u003cbr\u003eKD125 (1975-1979)\u003cbr\u003eKX125 (1974-1976, 1978-1981)\u003cbr\u003eKDX80 (1982-1988)\u003cbr\u003eKX80 (1981-1983)\u003c\/p\u003e","brand":"BubbleMailer+","offers":[{"title":"Default Title","offer_id":48251540799643,"sku":"08-0426","price":3.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0215\/9889\/6228\/files\/08-0426.jpg?v=1775354706"},{"product_id":"kdx420-fork-seal-set-2-38-x-50-x-10-5-27-1018","title":"81 KDX420 \/ 80-81 KX420 \/ 79-80 KDX400 Fork Seal Set\/2 - 38 x 50 x 10.5","description":"\u003cp\u003eFork Seals Pk\/2 38 x 50 x 10.5\u003c\/p\u003e\u003cp\u003eThis suspension component supports stable handling and dependable ride control.\u003c\/p\u003e\u003cp\u003eFits: Kawasaki KZ1000C (1978-1981)\u003cbr\u003eFZX750 (1986-1987)\u003cbr\u003eFZX700 (1986-1987)\u003cbr\u003eKL650A (1987-2006)\u003cbr\u003eKL650B (1990-1991)\u003cbr\u003eKL600A (1984-1986)\u003cbr\u003eXT550 (1982-1983)\u003cbr\u003eIT465 (1981-1982)\u003cbr\u003eKDX450 (1982)\u003cbr\u003eKDX420 (1981)\u003cbr\u003eKX420 (1980-1981)\u003cbr\u003eKDX400 (1979-1980)\u003cbr\u003eRM400 (1979-1980)\u003cbr\u003eYZ400 (1977-1979)\u003cbr\u003eIT250 (1981-1982)\u003cbr\u003eKDX250 (1980-1984)\u003cbr\u003eKX250 (1979-1981)\u003cbr\u003eRM250 (1979-1982)\u003cbr\u003eTDR250 (1989-1990)\u003cbr\u003eXR250R (1984-1985)\u003cbr\u003eYZ250 (1977-1980)\u003cbr\u003eKDX200 (1983-1985)\u003cbr\u003eIT175 (1982-1983)\u003cbr\u003ePE175 (1982-1984)\u003cbr\u003eCR125R (1981-1983)\u003cbr\u003eKX125 (1980-1981)\u003cbr\u003eRM125 (1979-1983)\u003cbr\u003eYZ125 (1981-1983)\u003c\/p\u003e","brand":"Discount Fedex","offers":[{"title":"Default Title","offer_id":48251861860507,"sku":"27-1018","price":11.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0215\/9889\/6228\/files\/27-1018_0da3782c-499d-4e76-8318-be6b617108b1.jpg?v=1775362562"}],"url":"https:\/\/oldbikebarn.com\/de\/collections\/kawasaki-kx420-parts.oembed","provider":"Old Bike Barn","version":"1.0","type":"link"}