{"product_id":"yukon-zip-locker-for-dana-44-with-30-spline-axles-3-73-down","title":"Yukon Zip Locker for Dana 44 with 30 spline axles, 3.73 \u0026 down","description":"\u003cp\u003eThe Yukon Zip Locker for Dana 44, part number YZLD44-3-30, is an air-operated selectable locker for Dana Spicer 44 axles with 30 spline shafts and 3.73 and down gearing.\u003c\/p\u003e\u003ch2\u003eFitment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDana Spicer 44 with 30 spline axles\u003c\/li\u003e\n\u003cli\u003eRatio: 3.73 and down only, the 3-series carrier. For 3.92 and up, the part is YZLD44-4-30.\u003c\/li\u003e\n\u003cli\u003eDrilled for 7\/16-inch ring gear bolts. For 3\/8-inch bolts, Yukon says to buy a quantity of 10 of YSPBLT-027 to sleeve them.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat is in the box\u003c\/h2\u003e\u003cp\u003eYukon lists new carrier bearings with this locker.\u003c\/p\u003e\u003ch2\u003eHow it works\u003c\/h2\u003e\u003cp\u003eAn open differential until you flip the switch, then 100 percent lockup on demand. Yukon builds it with a forged case and 8620 internals, says it works with a variety of air delivery systems, and assembles it in the USA.\u003c\/p\u003e\u003ch2\u003eAir supply and controls\u003c\/h2\u003e\u003cp\u003eYou need an on-board air system or compressor to run a Zip Locker, plus a switch and solenoid. Yukon's install kit YZLIK-01 has a switch, solenoid, bulkhead fitting and 20 feet of air line. Yukon does not list those as part of the locker.\u003c\/p\u003e\u003ch2\u003eCheck before you order\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRing gear ratio at 3.73 or numerically lower.\u003c\/li\u003e\n\u003cli\u003eAxle shafts 30 spline.\u003c\/li\u003e\n\u003cli\u003eRing gear bolts 7\/16-inch, or plan on the sleeves.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eYukon lists a six-year warranty on Zip Lockers, with conditions. California Proposition 65 warning: this product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer.\u003c\/p\u003e","brand":"Yukon Gear and Axle","offers":[{"title":"Default Title","offer_id":45244280275010,"sku":"YZLD44-3-30","price":1327.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1476\/5984\/files\/d772c1caa939599a6ed09fcd0bc04c69.jpg?v=1789852649","url":"https:\/\/www.skinnypedalracing.com\/products\/yukon-zip-locker-for-dana-44-with-30-spline-axles-3-73-down","provider":"Skinny Pedal Racing","version":"1.0","type":"link"}