{"product_id":"ford-9-differential-dropout-assembly-3-89-ratio-31-spline-trac-lok","title":"Ford 9\" Differential Dropout Assembly, 3.89 Ratio, 31 Spline Trac-Lok","description":"The Yukon Dropout Assembly is a complete, fully assembled differential unit designed for Ford 9” differentials. It comes pre-shimmed and backlashed to spec, ready for installation by simply bolting it into your diff housing, adding the cover, and filling with fluid. This assembly features a nodular iron case for improved rigidity and power handling, ensuring consistent gear contact and a long service life.\n\nThis specific model is upgraded with a Trac-Lok clutch-type limited slip differential, enhancing torque bias and traction for maximum performance. It has a 3.89 gear ratio and 31 splines. Please note that the yoke is not included with this assembly. The product also comes with a 1-year limited warranty.","brand":"Zumbrota Drivetrain","offers":[{"title":"Default Title","offer_id":52870959038776,"sku":"YDAF9-389SVO-31","price":1554.89,"currency_code":"USD","in_stock":true}],"url":"https:\/\/store.motormia.co\/products\/ford-9-differential-dropout-assembly-3-89-ratio-31-spline-trac-lok","provider":"MOTORMIA","version":"1.0","type":"link"}