{"product_id":"ktm-motorex-formula-4t-15w-50-motorcycle-oil-1-0l-semi-synthetic-for-ktm-390-401-engine-wet-clutch-protection","title":"KTM Motorex Formula 4T 15W-50 Motorcycle Oil 1.0L — Semi-Synthetic for KTM 390\/401, Engine \u0026 Wet Clutch Protection","description":"\u003cp\u003e\u003cstrong\u003eKTM\/Motorex Formula 4T 15W\/50 (1.0L) is a genuine KTM Factory PowerParts semi-synthetic motorcycle oil engineered to protect and lubricate four-stroke KTM 390\/401 engines while balancing performance and value.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned and supplied under KTM's Factory PowerParts program and formulated by Motorex (Oil of Switzerland), this 1.0L bottle delivers a semi-synthetic 15W-50 grade specifically tuned for the thermal and mechanical demands of KTM 390\/401 engine platforms. It provides dependable lubrication for engine components, transmission gears and wet clutches, while remaining stable across a wide temperature range for everyday riding and track-ready use.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oil protect my KTM 390\/401 engine?\u003c\/h3\u003e\n\u003cp\u003eThe Formula 4T 15W-50 combines synthetic and conventional base oils with additives that reduce wear and maintain oil film under pressure. That results in stronger protection for bearings, cam trains and cylinder walls during aggressive riding and long runs.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh wear protection to extend component life.\u003c\/li\u003e\n  \u003cli\u003eThermally stable formulation that resists breakdown.\u003c\/li\u003e\n  \u003cli\u003eDesigned to lubricate both engine and gearbox surfaces.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill it work with my wet clutch and gearbox?\u003c\/h3\u003e\n\u003cp\u003eYes — Formula 4T is intended for four-stroke motorcycles where engine oil must also lubricate transmission gears and a wet clutch. Its friction properties allow reliable clutch engagement while protecting gear teeth under load.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with wet-clutch systems used in KTM 390\/401 models.\u003c\/li\u003e\n  \u003cli\u003eMaintains consistent viscosity to prevent clutch slippage.\u003c\/li\u003e\n  \u003cli\u003eProvides gear protection during frequent upshifts and downshifts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy choose semi-synthetic over full synthetic or mineral oil?\u003c\/h3\u003e\n\u003cp\u003eSemi-synthetic blends offer a compromise between cost and performance: they deliver improved thermal stability and wear resistance versus mineral oils, while costing less than full synthetics. For riders who want solid protection without premium expense, this formulation is a practical choice.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLower price point with enhanced performance compared to mineral oils.\u003c\/li\u003e\n  \u003cli\u003eBetter oxidation resistance and longer useful life than conventional oils.\u003c\/li\u003e\n  \u003cli\u003eFormulation tailored for KTM engines to meet factory expectations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I use the 1.0L bottle and what is the service convenience?\u003c\/h3\u003e\n\u003cp\u003eThe 1.0L size is convenient for top-ups, single oil changes on smaller-displacement KTM models, or keeping a spare bottle in your garage. Follow your KTM owner's manual for capacity and oil-change intervals to maintain warranty and peak performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e1.0L bottle size fits routine maintenance and emergency top-ups.\u003c\/li\u003e\n  \u003cli\u003eUse per KTM service intervals and specified drain capacity for 390\/401 engines.\u003c\/li\u003e\n  \u003cli\u003eFactory-branded PowerParts packaging ensures authenticity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Riders of KTM 390 and 401 platform motorcycles who want a factory-approved, cost-effective oil solution that balances protection, clutch compatibility and temperature stability. Whether you commute, ride sportily on weekends or prepare your bike for track days, KTM\/Motorex Formula 4T 15W-50 offers a practical, high-quality lubrication option backed by Motorex engineering and KTM Factory PowerParts design.\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: Is this oil compatible with KTM 390 \/ 401 engines?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. This 15W-50 semi-synthetic is formulated specifically for KTM 390\/401 platforms and supports engine, gearbox, and wet-clutch lubrication.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much oil do I get and is it suitable for a full change?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: This product is a 1.0L bottle—suitable for top-ups and some smaller-capacity changes; check your motorcycle's specified oil capacity for full change requirements.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"KTM","offers":[{"title":"Default Title","offer_id":48084532297886,"sku":"B0C8VXJFZB","price":31.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/ktm-motorex-formula-4t-front-packaging.jpg?v=1785858711","url":"https:\/\/northtrailauto.ca\/products\/ktm-motorex-formula-4t-15w-50-motorcycle-oil-1-0l-semi-synthetic-for-ktm-390-401-engine-wet-clutch-protection","provider":"North Trail Auto","version":"1.0","type":"link"}