{"product_id":"yukon-gear-grizzly-locker-for-gm-8-5in-8-6in-30-spline-2-73","title":"1970-2017 GM 8.5 in\/GM 8.6 in Differential Carrier 30 Spline (YGLGM8.5-3-30)","description":"\u003cp\u003eEverything about the Yukon Grizzly Locker is hardcore, its casing and gears, its advanced gear tooth design, and its impact on traction and performance. The Yukon Grizzly Locker is a mechanical positive-locking differential that’s engineered for rock crawling, serious trail running, off-road racing, and drag racing. The unit provides 100% power to both tires, while still allowing for disengagement while negotiating turns. The Yukon Grizzly Locker is a patented design that features innovations that make it tougher than the competition. Its inner clutch teeth have a larger radius at the base, which offers up to 350% greater strength versus back-cut designs. The Grizzly Locker’s larger teeth also resist breakage caused by shock-loading or catastrophic axle failure. It’s a serious piece of mechanical engineering for serious driving conditions.\u003c\/p\u003e\n\u003ch6\u003eFeatures\u003c\/h6\u003e\n\u003cul\u003e\n  \u003cli\u003eMechanical Locker\u003c\/li\u003e\n  \u003cli\u003e1.781\" Large bearing journal design. Requires HD bearings for GM 8.5\" differentials. LM102949 \/ LM102911\u003c\/li\u003e\n  \u003cli\u003e8.5\" \u0026amp; 8.6\" GM 30spl GRIZZLY LOCKER, LRG HUB 2.73\u0026amp;UP\u003c\/li\u003e\n  \u003cli\u003eFits GM 8.5\" and 8.6\" with 30 spline axles\u003c\/li\u003e\n  \u003cli\u003e2.73 and up ratio only\u003c\/li\u003e\n  \u003cli\u003ePatented internal design reduces common locker failures\u003c\/li\u003e\n  \u003cli\u003e8620 internals for added strength\u003c\/li\u003e\n  \u003cli\u003eAssembled in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch6\u003eApplication Notes\u003c\/h6\u003e\n\u003cul\u003e\n  \u003cli\u003eGM 8.5 in.; Yukon Grizzly Locker; 2.73 Gear Ratio And Up; 1.78 in. Bearing Journals;\u003c\/li\u003e\n  \u003cli\u003eGM 8.5 in.; Yukon Grizzly Locker; 2.73 Gear Ratio And Up; 1.78 in. Bearing Journals; Uses LM102949\/ LM102911 Carrier Bearings\u003c\/li\u003e\n  \u003cli\u003eGM 8.6 in.; Yukon Grizzly Locker; 2.73 Gear Ratio And Up; 1.78 in. Bearing Journals;\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1 YR\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 24.12 lbs\u003c\/p\u003e","brand":"Yukon Gear \u0026 Axle","offers":[{"title":"Default Title","offer_id":42997938323545,"sku":"YUKYGLGM8.5-3-30","price":1644.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/8030\/9593\/files\/1ae2e00e3b4dc8e76f6417f7fafeb150L.jpg?v=1768849315","url":"https:\/\/dirtygarage.com\/products\/yukon-gear-grizzly-locker-for-gm-8-5in-8-6in-30-spline-2-73","provider":"Dirty Garage","version":"1.0","type":"link"}