{"title":"Kubota KX121-2S Tracks \u0026 Parts","description":"\u003cp\u003eHigh-grade \u003cstrong\u003eKubota KX121-2S\u003c\/strong\u003e rubber tracks and undercarriage parts, engineered to OEM fitment in \u003cstrong\u003e\u003c\/strong\u003e. Heavy-duty construction for digging, grading and trenching — every order ships free.\u003c\/p\u003e\n\u003ch3\u003eKubota KX121-2S — Track Spec Sheet\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrack size:\u003c\/strong\u003e \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 350 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePitch:\u003c\/strong\u003e 54.5 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLinks:\u003c\/strong\u003e 86\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eChoose Your Tread\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\n\u003cstrong\u003eDirectional\u003c\/strong\u003e — Mini-excavator standard — angled lugs for digging, grading and trenching traction.\u003c\/li\u003e\u003c\/ul\u003e\n\u003ch3\u003eKubota KX121-2S Undercarriage Lineup\u003c\/h3\u003e\u003cp\u003eEvery wear part for the \u003cstrong\u003eKubota KX121-2S\u003c\/strong\u003e undercarriage, fit-verified and ready to ship:\u003c\/p\u003e\u003cul\u003e\u003cli\u003e\n\u003ca href=\"\/products\/kubota-kx121-2s-sprocket\"\u003eDrive Sprocket\u003c\/a\u003e — OEM Part #RD118-14433\u003c\/li\u003e\u003c\/ul\u003e\n\u003ch3\u003eWhy TrackTECH\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEndless high-tensile cables\u003c\/strong\u003e — single-cure construction with no weak splice point.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision OEM alignment\u003c\/strong\u003e — a reinforced roller path keeps running smooth and vibration low.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinuous steel cord\u003c\/strong\u003e — up to 40% stronger than typical aftermarket tracks, resisting stretch and de-tracking.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree freight to the lower 48\u003c\/strong\u003e — every order ships free, with same-day dispatch on in-stock items.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUpgrade your Kubota KX121-2S today. Order online for free freight, or call \u003ca href=\"tel:8508167898\"\u003e(850) 816-7898\u003c\/a\u003e. Need a hand matching size and guide? Try the \u003ca href=\"\/pages\/track-finder\"\u003eTrack Finder\u003c\/a\u003e.\u003c\/p\u003e\u003ch2\u003eDirect Replacement Rubber Tracks for the Kubota KX121-2S\u003c\/h2\u003e\u003cp\u003eDirect replacement rubber tracks for the Kubota KX121-2S are built for heavy-duty compact equipment applications where traction, stability, and uptime matter. These tracks are designed for dependable grip, smooth travel, and consistent performance across dirt, clay, gravel, demolition debris, utility work, grading, land clearing, excavation, and mixed jobsite terrain.\u003c\/p\u003e\u003ch3\u003eHeavy-Duty Construction for Daily Work\u003c\/h3\u003e\u003cp\u003ePremium virgin rubber compounds help resist tearing, chunking, cracking, dry rot, and premature tread wear under demanding field conditions. Continuous steel cord reinforcement adds internal strength, helps reduce stretching, and supports stable track performance through repeated turning, travel, and loading.\u003c\/p\u003e\u003ch3\u003eOEM Fit Guarantee\u003c\/h3\u003e\u003cp\u003eMachine-specific sizing, steel link spacing, and guide lug geometry are built for proper undercarriage engagement on the Kubota KX121-2S. Precision-aligned fitment helps support smooth travel, stable tracking, reduced vibration, and reliable sprocket contact.\u003c\/p\u003e\u003ch3\u003eBuilt to Protect the Undercarriage System\u003c\/h3\u003e\u003cp\u003eA well-built rubber track helps improve machine control while limiting unnecessary stress on rollers, idlers, and sprockets. For contractors running Kubota equipment, that means better ride quality, stronger traction, less downtime, and better value over the life of the track.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eWhat size rubber track does the Kubota KX121-2S use?\u003c\/h3\u003e\u003cp\u003eThe Kubota KX121-2S uses a 350x54.5x86 rubber track. Always confirm against your current track or the machine's spec plate, since some units shipped with more than one option.\u003c\/p\u003e\u003ch3\u003eWill this track fit my Kubota KX121-2S?\u003c\/h3\u003e\u003cp\u003eYes — this track is matched to the Kubota KX121-2S by size and tread pattern. If your machine has a serial break or factory option, send the serial number and we'll verify fitment before shipping.\u003c\/p\u003e\u003ch3\u003eDo Kubota KX121-2S tracks sell in pairs?\u003c\/h3\u003e\u003cp\u003eTracks are priced individually; a full machine needs two. Most owners replace both at once so wear stays even.\u003c\/p\u003e\u003ch3\u003eAre these OEM or aftermarket Kubota KX121-2S tracks?\u003c\/h3\u003e\u003cp\u003eOEM-grade aftermarket tracks built to factory fitment for the Kubota KX121-2S — same dimensions and guide type, continuous steel-cord belt, at a better price than dealer OEM.\u003c\/p\u003e\u003ch3\u003eHow do I confirm the right track size for my Kubota KX121-2S?\u003c\/h3\u003e\u003cp\u003eRead the size stamped on the inside of your current track, or measure width x pitch x links. Not sure? Message us and we'll match it.\u003c\/p\u003e\u003ch3\u003eRelated Collections\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/kubota-kx91-3\"\u003eKubota KX91-3\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/kubota-kx161-3\"\u003eKubota KX161-3\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/kubota-u35-4\"\u003eKubota U35-4\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/kubota-u55-5\"\u003eKubota U55-5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/kubota-svl97-2\"\u003eKubota SVL97-2 Rubber Tracks\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/kubota-kx121-3\"\u003eKubota KX121-3\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/kubota\"\u003eKubota Rubber Tracks \u0026amp; Undercarriage Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","products":[{"product_id":"350x54-5x86-directional","title":"350x54.5Kx86 Rubber Track | Directional","description":"\u003csection class=\"tt-product-description\" aria-labelledby=\"product-overview\"\u003e \u003ch2 id=\"product-overview\"\u003e350x54.5x86 Rubber Track | Directional\u003c\/h2\u003e \u003cp\u003eThis replacement rubber track is built to fit Kubota equipment while helping deliver dependable traction, ride quality, and jobsite uptime. It is a strong option for contractors replacing worn, torn, or dry-rotted tracks on compact construction equipment.\u003c\/p\u003e \u003ch3\u003eProduct details\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eTrack size:\u003c\/strong\u003e 350x54.5x86\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e New aftermarket replacement\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSold by:\u003c\/strong\u003e Individual track unless otherwise stated\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eBuilt for daily work\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eContinuous steel cable reinforcement for strength under load\u003c\/li\u003e \u003cli\u003eDurable rubber compound designed to resist wear, chunking, and cracking\u003c\/li\u003e \u003cli\u003ePrecision-molded guide lugs for stable tracking on compatible undercarriages\u003c\/li\u003e \u003cli\u003eDesigned for traction, flotation, and smooth operation across dirt, gravel, mud, and mixed jobsite surfaces\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrack Size:\u003c\/strong\u003e 350x54.5x86\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 350 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePitch:\u003c\/strong\u003e 54.5 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLinks:\u003c\/strong\u003e 86\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTread Pattern:\u003c\/strong\u003e Directional\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e Multi-machine — confirm by track size and link count\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eThe TrackTECH advantage\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSame-day shipping\u003c\/strong\u003e on in-stock orders placed before 12 PM CT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree Shipping\u003c\/strong\u003e to the Lower 48\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24-month warranty\u003c\/strong\u003e on materials and workmanship\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContractor pricing\u003c\/strong\u003e — bulk and fleet discounts available\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment verified before shipping\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e","brand":"TrackTECH","offers":[{"title":"Default Title","offer_id":52307282035000,"sku":"TT35054586DIR","price":1149.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0950\/3493\/3560\/files\/15-directional-rubber-track-for-excavators_357e2998-71d2-4e09-903a-e7459c1fd349.webp?v=1778702322"},{"product_id":"kubota-kx121-2s-rubber-tracks","title":"Kubota KX121-2S Rubber Tracks | 350x54.5x86","description":"\u003cp\u003e\u003cstrong\u003eKubota KX121-2S Rubber Tracks\u003c\/strong\u003e — OEM grade replacement tracks engineered for contractor-grade performance.\u003c\/p\u003e\u003cp\u003eDirect OEM grade replacement for the Kubota KX121-2S. Track size: \u003cstrong\u003e350x54.5x86\u003c\/strong\u003e. Tread pattern: \u003cstrong\u003eDirectional\u003c\/strong\u003e.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinuous Steel Cord\u003c\/strong\u003e — 40% stronger than competitor tracks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Virgin Rubber\u003c\/strong\u003e — anti-chunk, anti-tear compound\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrop-Forged Steel Links\u003c\/strong\u003e — precision OEM alignment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24-Month Warranty\u003c\/strong\u003e — backed by TrackTECH's contractor guarantee\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrack Size:\u003c\/strong\u003e 350x54.5x86\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 350 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePitch:\u003c\/strong\u003e 54.5 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLinks:\u003c\/strong\u003e 86\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTread Pattern:\u003c\/strong\u003e Directional\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Make:\u003c\/strong\u003e Kubota\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Model:\u003c\/strong\u003e KX121-2S\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eThe TrackTECH advantage\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSame-day shipping\u003c\/strong\u003e on in-stock orders placed before 2 PM CT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree freight\u003c\/strong\u003e to the lower 48 states\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24-month warranty\u003c\/strong\u003e on materials and workmanship\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContractor pricing\u003c\/strong\u003e — bulk and fleet discounts available\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment guaranteed\u003c\/strong\u003e — we verify before we ship\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"TrackTECH","offers":[{"title":"Default Title","offer_id":52362283155768,"sku":"TT-KX121-2S-350X545X86-DR","price":1351.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0950\/3493\/3560\/files\/15-directional-rubber-track-for-excavators_185fc843-84c1-4f4a-a793-b9f219e14929.webp?v=1778702578"},{"product_id":"kubota-kx121-2s-sprocket","title":"Kubota KX121-2S Sprocket | Part #RD118-14433","description":"\u003cp\u003e\u003cstrong\u003eKubota KX121-2S Sprocket\u003c\/strong\u003e — OEM grade replacement part for your Kubota KX121-2S.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHeat-treated steel construction\u003c\/li\u003e\n\u003cli\u003ePrecision-machined to OEM tolerances\u003c\/li\u003e\n\u003cli\u003eDirect replacement, no modifications required\u003c\/li\u003e\n\u003cli\u003e12-month warranty against manufacturing defects\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eThe TrackTECH advantage\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSame-day shipping\u003c\/strong\u003e on in-stock orders placed before 12 PM CT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree Shipping\u003c\/strong\u003e to the Lower 48\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24-month warranty\u003c\/strong\u003e on materials and workmanship\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContractor pricing\u003c\/strong\u003e — bulk and fleet discounts available\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment verified before shipping\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"TrackTECH","offers":[{"title":"Default Title","offer_id":52362375823672,"sku":"TT-KX121-2S-SP-RD118-14433","price":190.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0950\/3493\/3560\/files\/ctl-sprocket_f0c9e908-339a-41f0-9991-4b8bb64feb62.webp?v=1778640382"}],"url":"https:\/\/newrubbertrack.com\/collections\/kubota-kx121-2s.oembed","provider":"TrackTECH","version":"1.0","type":"link"}