{"product_id":"eaton-detroit-truetrac-differential-35-spline-1-50in-axle-shaft-dia-4-56-up-ratio-rear-dana-60","title":"Eaton Detroit Truetrac Differential 35 Spline 1.50in Axle Shaft Dia 4.56 \u0026 Up Ratio Rear Dana 60","description":"\u003cp\u003eEaton 915A386 is a driver-selectable electronic locking differential selected by the exact axle, spline, ratio, and dimensional requirements in this listing. Similar Eaton units are not interchangeable across axle families, ratios, spline counts, or shaft dimensions.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDriver-selectable electronic locking\u003c\/li\u003e\n\u003cli\u003eOpen-differential operation when unlocked\u003c\/li\u003e\n\u003cli\u003eExact axle and spline application\u003c\/li\u003e\n\u003cli\u003eWiring and switch installation required\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis component is selected by axle family, position, spline count, shaft diameter, ratio range, and exact Eaton part number rather than vehicle year, make, and model. Confirm the installed axle before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003eEaton\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer Part Number\u003c\/th\u003e\n\u003ctd\u003e915A386\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Type\u003c\/th\u003e\n\u003ctd\u003eDifferentials\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFitment Type\u003c\/th\u003e\n\u003ctd\u003eAxle and specification specific\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSpline Count\u003c\/th\u003e\n\u003ctd\u003e35\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAxle Shaft Diameter\u003c\/th\u003e\n\u003ctd\u003e1.50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eGear Ratio\u003c\/th\u003e\n\u003ctd\u003e4.56 \u0026amp; Up\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAxle Position\u003c\/th\u003e\n\u003ctd\u003eRear\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRing Gear\u003c\/th\u003e\n\u003ctd\u003e1.50in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOne Eaton differential assembly in the exact listed configuration\u003c\/li\u003e\n\u003cli\u003eManufacturer packaging and documentation supplied with the exact part number\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eAbout Eaton\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eEaton manufactures locking and limited-slip differentials, axle service parts, installation kits, and ELocker controls for performance, off-road, towing, and commercial applications. Correct selection depends on the exact axle and differential configuration.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eRelated Eaton Products\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/eaton-detroit-truetrac-differential-35-spline-1-50in-axle-shaft-dia-4-10-down-ratio-rear-dana-60\"\u003eEaton Detroit Truetrac Differential 35 Spline 1.50in Axle Shaft Dia 4.10 \u0026amp; Down Ratio Rear Dana 60\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/eaton-detroit-truetrac-differential-35-spline-1-50in-axle-shaft-dia-4-10-up-ratio-rear-dana-80\"\u003eEaton Detroit Truetrac Differential 35 Spline 1.50in Axle Shaft Dia 4.10 \u0026amp; Up Ratio Rear Dana 80\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/eaton-detroit-truetrac-differential-27-spline-1-18in-axle-shaft-dia-3-54-up-ratio-rear-dana-35\"\u003eEaton Detroit Truetrac Differential 27 Spline 1.18in Axle Shaft Dia 3.54 \u0026amp; Up Ratio Rear Dana 35\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eBrowse the \u003ca href=\"\/collections\/eaton\"\u003eEaton collection\u003c\/a\u003e for related drivetrain components.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow do I confirm Eaton 915A386 fits my axle?\u003c\/strong\u003e\u003cbr\u003eIdentify the axle manufacturer and model, front or rear position, spline count, shaft diameter, carrier break or ratio range, ring-gear size, and any housing revision. Vehicle year alone is not enough.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes this differential include everything needed for installation?\u003c\/strong\u003e\u003cbr\u003eA differential generally does not replace the axle-specific bearings, seals, shims, ring-gear bolts, lubricant, additive, wiring, or setup tools. Review the exact package contents and order a matching install kit where required.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWho should set up the ring and pinion after installation?\u003c\/strong\u003e\u003cbr\u003eA qualified drivetrain technician should establish pinion depth, bearing preload, backlash, and contact pattern using the vehicle and axle manufacturer specifications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstallation Instructions\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eProfessional drivetrain installation is recommended. Confirm the axle and component identity before disassembly, inspect all reusable parts, follow current Eaton and vehicle service procedures, establish bearing preload and backlash, verify the gear contact pattern, use the specified lubricant, and test operation before returning the vehicle to service.\u003c\/p\u003e","brand":"Eaton","offers":[{"title":"Default Title","offer_id":46601517432911,"sku":"EAT915A386","price":1249.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/eaton-eat915a386-differentials-image-01.jpg?v=1788572441","url":"https:\/\/www.blackopsautoworks.com\/products\/eaton-detroit-truetrac-differential-35-spline-1-50in-axle-shaft-dia-4-56-up-ratio-rear-dana-60","provider":"Black Ops Auto Works","version":"1.0","type":"link"}