{"product_id":"penrite-gearbox-30-1ltr","title":"Penrite Gearbox 30 1Ltr","description":"\u003ch2 data-section-id=\"1so05jb\" data-start=\"85\" data-end=\"139\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"88\" data-end=\"139\"\u003ePenrite Classic Gearbox Oil (SAE 30 Equivalent)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"141\" data-end=\"207\"\u003e\u003cstrong data-start=\"141\" data-end=\"207\"\u003eSafe, reliable protection for classic gearboxes and overdrives\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"209\" data-end=\"494\"\u003ePenrite Classic Gearbox Oil is specially formulated for \u003cstrong data-start=\"265\" data-end=\"302\"\u003evintage and classic transmissions\u003c\/strong\u003e where \u003cstrong data-start=\"309\" data-end=\"357\"\u003eSAE 30 engine oils were originally specified\u003c\/strong\u003e. Designed to protect delicate internal components, it is ideal for \u003cstrong data-start=\"425\" data-end=\"463\"\u003egearboxes containing yellow metals\u003c\/strong\u003e and classic overdrive systems.\u003c\/p\u003e\n\u003cp data-start=\"496\" data-end=\"700\"\u003eUnlike modern gearbox oils, this formulation \u003cstrong data-start=\"541\" data-end=\"610\"\u003econtains no EP (Extreme Pressure) additives or friction modifiers\u003c\/strong\u003e, ensuring compatibility with older materials and preventing damage or performance issues.\u003c\/p\u003e\n\u003ch3 data-section-id=\"248b9x\" data-start=\"707\" data-end=\"727\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"711\" data-end=\"727\"\u003eKey Benefits\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"729\" data-end=\"1379\"\u003e\n\u003cli data-section-id=\"1u3zahd\" data-start=\"729\" data-end=\"849\"\u003e\n\u003cstrong data-start=\"731\" data-end=\"767\"\u003eCorrect for Classic Applications\u003c\/strong\u003e\u003cbr data-start=\"767\" data-end=\"770\"\u003eDesigned for gearboxes originally specifying \u003cstrong data-start=\"817\" data-end=\"848\"\u003eSAE 30 or 20W-50 engine oil\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli data-section-id=\"1jkh5iv\" data-start=\"851\" data-end=\"999\"\u003e\n\u003cstrong data-start=\"853\" data-end=\"879\"\u003eSafe for Yellow Metals\u003c\/strong\u003e\u003cbr data-start=\"879\" data-end=\"882\"\u003eNo aggressive EP additives—protects \u003cstrong data-start=\"920\" data-end=\"962\"\u003ebrass, bronze, and phosphor components\u003c\/strong\u003e commonly found in classic gearboxes.\u003c\/li\u003e\n\u003cli data-section-id=\"1jrf240\" data-start=\"1001\" data-end=\"1131\"\u003e\n\u003cstrong data-start=\"1003\" data-end=\"1027\"\u003eOverdrive Compatible\u003c\/strong\u003e\u003cbr data-start=\"1027\" data-end=\"1030\"\u003ePrevents slipping in units such as \u003cstrong data-start=\"1067\" data-end=\"1089\"\u003eLaycock overdrives\u003c\/strong\u003e, ensuring smooth and reliable engagement.\u003c\/li\u003e\n\u003cli data-section-id=\"gz9vbg\" data-start=\"1133\" data-end=\"1268\"\u003e\n\u003cstrong data-start=\"1135\" data-end=\"1160\"\u003eSmooth Gear Operation\u003c\/strong\u003e\u003cbr data-start=\"1160\" data-end=\"1163\"\u003eSuitable for:\n\u003cul data-start=\"1181\" data-end=\"1268\"\u003e\n\u003cli data-section-id=\"1v94g7y\" data-start=\"1181\" data-end=\"1207\"\u003eStraight cut gearboxes\u003c\/li\u003e\n\u003cli data-section-id=\"1ysjgr0\" data-start=\"1210\" data-end=\"1239\"\u003eSynchromesh transmissions\u003c\/li\u003e\n\u003cli data-section-id=\"1sjean9\" data-start=\"1242\" data-end=\"1268\"\u003ePre-selector gearboxes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1pdm1lb\" data-start=\"1270\" data-end=\"1379\"\u003e\n\u003cstrong data-start=\"1272\" data-end=\"1306\"\u003eStable, Consistent Performance\u003c\/strong\u003e\u003cbr data-start=\"1306\" data-end=\"1309\"\u003eMaintains viscosity and protection under load without breaking down.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"yyzksm\" data-start=\"1386\" data-end=\"1421\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1390\" data-end=\"1421\"\u003eImportant Note on Viscosity\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1423\" data-end=\"1483\"\u003eGearbox and engine oil viscosities are measured differently:\u003c\/p\u003e\n\u003cul data-start=\"1485\" data-end=\"1633\"\u003e\n\u003cli data-section-id=\"18sxqiu\" data-start=\"1485\" data-end=\"1535\"\u003eThis oil uses the \u003cstrong data-start=\"1505\" data-end=\"1535\"\u003eengine oil viscosity scale\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"hggj4y\" data-start=\"1536\" data-end=\"1580\"\u003eReplaces \u003cstrong data-start=\"1547\" data-end=\"1580\"\u003eSAE 30 and 20W-50 engine oils\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"s2fsp8\" data-start=\"1581\" data-end=\"1633\"\u003eRoughly equivalent to an \u003cstrong data-start=\"1608\" data-end=\"1633\"\u003e85-weight gearbox oil\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1lhszvz\" data-start=\"1640\" data-end=\"1660\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1644\" data-end=\"1660\"\u003eApplications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1662\" data-end=\"1827\"\u003e\n\u003cli data-section-id=\"w5p1es\" data-start=\"1662\" data-end=\"1688\"\u003eClassic manual gearboxes\u003c\/li\u003e\n\u003cli data-section-id=\"f0qx6o\" data-start=\"1689\" data-end=\"1741\"\u003eVintage transmissions with yellow metal components\u003c\/li\u003e\n\u003cli data-section-id=\"rfy2w1\" data-start=\"1742\" data-end=\"1787\"\u003eOverdrive systems (including Laycock units)\u003c\/li\u003e\n\u003cli data-section-id=\"1wfhreb\" data-start=\"1788\" data-end=\"1827\"\u003ePre-war and post-war classic vehicles\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"uxbjvd\" data-start=\"1834\" data-end=\"1881\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1838\" data-end=\"1881\"\u003eWhy Choose Penrite Classic Gearbox Oil?\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1883\" data-end=\"2157\"\u003eModern EP gear oils can \u003cstrong data-start=\"1907\" data-end=\"1954\"\u003edamage synchros and yellow metal components\u003c\/strong\u003e, while friction modifiers can cause \u003cstrong data-start=\"1991\" data-end=\"2013\"\u003eoverdrive slippage\u003c\/strong\u003e. Penrite Classic Gearbox Oil avoids both issues, delivering \u003cstrong data-start=\"2074\" data-end=\"2156\"\u003eauthentic, safe lubrication exactly as classic transmissions were designed for\u003c\/strong\u003e.\u003c\/p\u003e","brand":"Classic Oils","offers":[{"title":"Default Title","offer_id":43245770899669,"sku":"SKU31","price":15.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0633\/0233\/6725\/products\/GB30_c7cd6b3f-f762-40c2-9b60-c94837529963.jpg?v=1669979214","url":"https:\/\/store.hero-era.com\/products\/penrite-gearbox-30-1ltr","provider":"HERO Store","version":"1.0","type":"link"}