{"product_id":"yukon-dana-60-grizzly-locker-4-10-down-30-spline","title":"Yukon Dana 60 Grizzly Locker - 30 Spline, 4.10 \u0026 Down Ratio","description":"\u003cp class=\"p1\"\u003eThe Dana 60 Grizzly Locker is a fully mechanical automatic locking differential designed to provide maximum traction for off-road vehicles, rock crawlers, work trucks, tow rigs, drag racers, and high-performance 4x4 applications. When traction demands increase, the Grizzly Locker delivers 100% torque transfer to both axle shafts, helping maintain forward momentum through rocks, mud, snow, sand, and other challenging terrain.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eBuilt around a heavy-duty forged case and 8620 heat-treated internal components, the Grizzly Locker is engineered to withstand severe shock loads generated by large tires, deep gearing, lockers, and high-horsepower applications. This model is designed specifically for Dana 60 differentials using 30 spline axle shafts and 4.10 \u0026amp; numerically lower gear ratios. It is also compatible with thick gear applications where applicable.\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e\u003cb\u003eIncludes:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul class=\"ul1\"\u003e\n\u003cli class=\"li1\"\u003eDana 60 Grizzly Locker assembly\u003c\/li\u003e\n\u003cli class=\"li1\"\u003eInternal locking mechanism\u003c\/li\u003e\n\u003cli class=\"li1\"\u003eFully assembled carrier unit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cdetails class=\"details\"\u003e\n\u003csummary\u003e\u003cstrong\u003eSpecifications \u003c\/strong\u003e\u003cspan class=\"svg-wrapper icon-plus\"\u003e\u003csvg width=\"14\" height=\"14\" viewbox=\"0 0 14 14\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\n          \u003cpath class=\"vertical\" d=\"M2.75 7H11.25\" stroke=\"currentColor\" stroke-width=\"var(--icon-stroke-width)\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\n          \u003cpath class=\"horizontal\" d=\"M7 2.75L7 11.25\" stroke=\"currentColor\" stroke-width=\"var(--icon-stroke-width)\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\n        \u003c\/svg\u003e\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"details-content rte\"\u003e\n\u003cul class=\"ul1\"\u003e\n\u003cli class=\"li1\"\u003e\n\u003cb\u003eBrand:\u003c\/b\u003e Yukon Gear \u0026amp; Axle\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cb\u003ePart Number: \u003c\/b\u003eYGLD60-3-30\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cb\u003eProduct Type:\u003c\/b\u003e Automatic mechanical locker\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cb\u003eApplication:\u003c\/b\u003e Dana 60 differential\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cb\u003eSpline Count:\u003c\/b\u003e 30 spline\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cb\u003eCarrier Break:\u003c\/b\u003e 4.10 and numerically lower ratios\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cb\u003eCompatible with Thick Gears:\u003c\/b\u003e Yes\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cb\u003eInternal Material:\u003c\/b\u003e Heat-treated 8620 alloy steel\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cb\u003eLocking Style:\u003c\/b\u003e Automatic mechanical locking differential\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cb\u003eAssembly:\u003c\/b\u003e Fully assembled\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cb\u003eCountry of Assembly:\u003c\/b\u003e USA\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cb\u003eC-Clip Compatible:\u003c\/b\u003e No\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cb\u003eQuantity:\u003c\/b\u003e Sold individually\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003chr\u003e\n\u003cdetails class=\"details\"\u003e\n\u003csummary\u003e\u003cstrong\u003eFitment \u003c\/strong\u003e\u003cspan class=\"svg-wrapper icon-plus\"\u003e\u003csvg width=\"14\" height=\"14\" viewbox=\"0 0 14 14\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\n          \u003cpath class=\"vertical\" d=\"M2.75 7H11.25\" stroke=\"currentColor\" stroke-width=\"var(--icon-stroke-width)\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\n          \u003cpath class=\"horizontal\" d=\"M7 2.75L7 11.25\" stroke=\"currentColor\" stroke-width=\"var(--icon-stroke-width)\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\n        \u003c\/svg\u003e\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"details-content rte\"\u003e\n\u003ctable class=\"t1\" cellpadding=\"0\" cellspacing=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"td1\" valign=\"top\"\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eYear\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd class=\"td1\" valign=\"top\"\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eMake\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd class=\"td1\" valign=\"top\"\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eModel\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd class=\"td1\" valign=\"top\"\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eDifferential\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"td1\" valign=\"top\"\u003e\n\u003cp class=\"p2\"\u003e1964-1988\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd class=\"td1\" valign=\"top\"\u003e\n\u003cp class=\"p2\"\u003eChevrolet\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd class=\"td1\" valign=\"top\"\u003e\n\u003cp class=\"p2\"\u003eC\/K Series, Suburban, G30, V30\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd class=\"td1\" valign=\"top\"\u003e\n\u003cp class=\"p2\"\u003eDana 60 Front \u0026amp; Rear 30 Spline\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"td1\" valign=\"top\"\u003e\n\u003cp class=\"p2\"\u003e1960-2003\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd class=\"td1\" valign=\"top\"\u003e\n\u003cp class=\"p2\"\u003eDodge\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd class=\"td1\" valign=\"top\"\u003e\n\u003cp class=\"p2\"\u003eD\/W Series, Ram 2500, Ram 3500, B-Series Vans, Ramcharger\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd class=\"td1\" valign=\"top\"\u003e\n\u003cp class=\"p2\"\u003eDana 60 Front \u0026amp; Rear 30 Spline\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"td1\" valign=\"top\"\u003e\n\u003cp class=\"p2\"\u003e1954-2002\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd class=\"td1\" valign=\"top\"\u003e\n\u003cp class=\"p2\"\u003eFord\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd class=\"td1\" valign=\"top\"\u003e\n\u003cp class=\"p2\"\u003eF-100, F-250, F-350, E-Series Vans\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd class=\"td1\" valign=\"top\"\u003e\n\u003cp class=\"p2\"\u003eDana 60 Front \u0026amp; Rear 30 Spline\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"td1\" valign=\"top\"\u003e\n\u003cp class=\"p2\"\u003e1967-1987\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd class=\"td1\" valign=\"top\"\u003e\n\u003cp class=\"p2\"\u003eGMC\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd class=\"td1\" valign=\"top\"\u003e\n\u003cp class=\"p2\"\u003eC\/K Series, Suburban, G35, V3500\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd class=\"td1\" valign=\"top\"\u003e\n\u003cp class=\"p2\"\u003eDana 60 Front \u0026amp; Rear 30 Spline\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"td1\" valign=\"top\"\u003e\n\u003cp class=\"p2\"\u003e1963-1976\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd class=\"td1\" valign=\"top\"\u003e\n\u003cp class=\"p2\"\u003eJeep\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd class=\"td1\" valign=\"top\"\u003e\n\u003cp class=\"p2\"\u003eWagoneer\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd class=\"td1\" valign=\"top\"\u003e\n\u003cp class=\"p2\"\u003eDana 60 Rear 30 Spline\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"td1\" valign=\"top\"\u003e\n\u003cp class=\"p2\"\u003e1966-1970\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd class=\"td1\" valign=\"top\"\u003e\n\u003cp class=\"p2\"\u003eDodge \/ Plymouth\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd class=\"td1\" valign=\"top\"\u003e\n\u003cp class=\"p2\"\u003eCharger, Dart, Barracuda, GTX, Fury, Road Runner\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd class=\"td1\" valign=\"top\"\u003e\n\u003cp class=\"p2\"\u003eDana 60 Rear 30 Spline\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eFitment Notes\u003c\/b\u003e\u003c\/p\u003e\n\u003cul class=\"ul1\"\u003e\n\u003cli class=\"li2\"\u003eFits Dana Spicer 60 differentials with \u003cb\u003e30 spline axle shafts\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\n\u003c\/li\u003e\n\u003cli class=\"li2\"\u003eCompatible with \u003cb\u003e4.10 and numerically lower gear ratios\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\n\u003c\/li\u003e\n\u003cli class=\"li2\"\u003eCompatible with many thick gear applications\u003c\/li\u003e\n\u003cli class=\"li2\"\u003eNot compatible with C-clip axle applications\u003c\/li\u003e\n\u003cli class=\"li2\"\u003eVerify spline count, carrier break, and gear ratio before ordering\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003chr\u003e\n\u003cdetails class=\"details\"\u003e\n\u003csummary\u003e\u003cmeta charset=\"utf-8\"\u003e \u003cb id=\"docs-internal-guid-785e0e5c-7fff-2ba3-1543-a8eda468b24e\"\u003e\u003cspan\u003eTech Insight\u003c\/span\u003e\u003c\/b\u003e \u003cspan class=\"svg-wrapper icon-plus\"\u003e\u003csvg width=\"14\" height=\"14\" viewbox=\"0 0 14 14\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\n          \u003cpath class=\"vertical\" d=\"M2.75 7H11.25\" stroke=\"currentColor\" stroke-width=\"var(--icon-stroke-width)\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\n          \u003cpath class=\"horizontal\" d=\"M7 2.75L7 11.25\" stroke=\"currentColor\" stroke-width=\"var(--icon-stroke-width)\" stroke-linecap=\"round\"\u003e\u003c\/path\u003e\n        \u003c\/svg\u003e\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"details-content rte\"\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003e1. What is the difference between the Grizzly Locker and a limited-slip differential?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003eA Grizzly Locker provides 100% power to both wheels when engaged, while a limited-slip differential only transfers a portion of available torque to the tire with traction.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003e2. Will this fit all Dana 60 axles?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003eNo. This locker is designed specifically for Dana 60 differentials using \u003cb\u003e30 spline axle shafts\u003c\/b\u003e and \u003cb\u003e4.10 \u0026amp; numerically lower carrier breaks\u003c\/b\u003e.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003e3. Can I use this locker for rock crawling?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003eYes. The Grizzly Locker is one of the most popular automatic lockers for rock crawling because it delivers full traction without requiring air lines, wiring, or driver input.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003e4. Does this locker require an air compressor or switch?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003eNo. The Grizzly Locker is completely mechanical and operates automatically without electronics, wiring, switches, or compressed air.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003e5. Can this locker be driven on the street?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003eYes. Many Grizzly Lockers are used in street-driven trucks and Jeeps. However, drivers may notice typical automatic locker characteristics during low-speed turns and parking maneuvers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e","brand":"Yukon Gear \u0026 Axle","offers":[{"title":"Default Title","offer_id":53425049698669,"sku":"YUKYGLD60-3-30","price":942.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/1145\/3037\/files\/6522abdf33d8c2e1708d4d5241a35defL.jpg?v=1781032515","url":"https:\/\/craneaxle.com\/products\/yukon-dana-60-grizzly-locker-4-10-down-30-spline","provider":"Crane Axle","version":"1.0","type":"link"}