{"product_id":"bel-ray-exp-semi-synthetic-ester-blend-4t-engine-oil-semi-syn-ester-oil-10w40-840-1613","title":"Bel-Ray EXP Semi-Synthetic Ester Blend 4T Engine Oil - Semi-SYN Ester OIL 10w40…","description":"\u003cp\u003eBel-Ray EXP is a semi-synthetic ester blend 4T engine oil formulated for air-cooled and liquid-cooled motorcycle engines. The ester base provides superior film strength and oxidation resistance while maintaining stable viscosity across a wide temperature range, ideal for both cruisers and sport bikes.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eSynthetic ester blend with select synthetics and petroleum components\u003c\/li\u003e\n  \u003cli\u003eHigh film strength for improved component protection\u003c\/li\u003e\n  \u003cli\u003eHigh viscosity index for stable performance across temperature extremes\u003c\/li\u003e\n  \u003cli\u003eImproved oxidation resistance extends oil life\u003c\/li\u003e\n  \u003cli\u003eProlonged wet clutch life on friction-plate designs\u003c\/li\u003e\n  \u003cli\u003eAPI SN and JASO MA2 certified\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Bel-Ray\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 99120-B4LW\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 690509200225\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eViscosity Grade:\u003c\/strong\u003e 10W-40\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Semi-Synthetic Ester Blend\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAPI Rating:\u003c\/strong\u003e SN\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eJASO Rating:\u003c\/strong\u003e MA2\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 8.02 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat type of engines can use this oil?\u003c\/h3\u003e\n\u003cp\u003eBel-Ray EXP 10W-40 is designed for 4-stroke motorcycle engines in both air-cooled and liquid-cooled applications, including cruisers and sport bikes.\u003c\/p\u003e\n\u003ch3\u003eIs this safe for wet-clutch motorcycles?\u003c\/h3\u003e\n\u003cp\u003eYes — the formulation is specifically designed to prolong wet clutch life and prevent slippage on friction-plate clutches.\u003c\/p\u003e\n\u003ch3\u003eWhat certifications does this oil have?\u003c\/h3\u003e\n\u003cp\u003eIt meets API SN specification and is registered to JASO MA2 standard for motorcycle engines.\u003c\/p\u003e\n\u003ch3\u003eDoes this oil work in cold weather?\u003c\/h3\u003e\n\u003cp\u003eYes — the 10W-40 grade and high viscosity index allow this oil to flow reliably in cold starts while maintaining film strength at operating temperature.\u003c\/p\u003e","brand":"Bel-Ray","offers":[{"title":"Default Title","offer_id":53035525537903,"sku":"840-1613","price":55.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_7936d21b-aa3b-49cd-86b6-25f38e8ce8b8.png?v=1779562767","url":"https:\/\/vtwinbikers.com\/products\/bel-ray-exp-semi-synthetic-ester-blend-4t-engine-oil-semi-syn-ester-oil-10w40-840-1613","provider":"Vtwinbikers","version":"1.0","type":"link"}