{"product_id":"dynatrac-jk-serious-performance-44-60-axle-set-5-38-arb","title":"Dynatrac JK Serious Performance 44\/60 Axle Set - 5.38, ARB","description":"\u003cp\u003eUpgrade your \u003cstrong\u003e2007-2018 Jeep Wrangler JK\u003c\/strong\u003e with the \u003cstrong\u003eDynatrac JK Serious Performance 44\/60 Axle Set\u003c\/strong\u003e — the ultimate answer for the weekend warrior who wants major strength gains without breaking the bank. You get an assembled ProRock 44 front and ProRock 60 semi-float rear, both retaining your factory bolt pattern and brakes so you can run 33- to 37-inch tires without buying new wheels.\u003c\/p\u003e\n\u003ch4\u003eWhy Choose the Dynatrac ProRock 44\/60 Axle Set?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeeps Your Wheels \u0026amp; Brakes\u003c\/strong\u003e – Retains factory bolt pattern and brakes, saving you $1,500 to $2,500 over an axle upgrade that forces new wheels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt for 33\"–37\" Tires\u003c\/strong\u003e – Unquestionable strength and reliability across the most common JK tire sizes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProRock 44 Front\u003c\/strong\u003e – Patented nodular-iron high-pinion centersection with best-in-class ground clearance — more than a factory Dana 30 — and control arm bushings installed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3x Stronger Front Housing\u003c\/strong\u003e – 3\" diameter x ½\" wall tubing, three times stronger than any stock JK Dana 44 housing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProRock 60 Rear\u003c\/strong\u003e – Patented nodular-iron high-pinion centersection with more ground clearance than a factory Dana 44 and a 2.75\" raised driveshaft height to protect the driveshaft and U-joint from rock strikes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2.5x Stronger Rear Housing\u003c\/strong\u003e – 3.125\" diameter x 0.313\" wall tubing, 2.5 times stronger than any stock JK Dana 44 rear housing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForged U.S.-Made Shafts\u003c\/strong\u003e – Double-heat-treated 1350 4340 inner and outer front shafts with new U-joints, plus forged heat-treated 35-spline alloy-steel rear shafts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHD BallJoints Installed\u003c\/strong\u003e – Dynatrac HD BallJoints — the last balljoints you'll ever need.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfidence to Explore\u003c\/strong\u003e – Reliable, high-quality, 100% U.S.-made axle assemblies.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eKit Includes\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003eAssembled ProRock 44 high-pinion front axle with control arm bushings and HD BallJoints installed\u003c\/li\u003e\n\u003cli\u003eAssembled ProRock 60 semi-float high-pinion rear axle\u003c\/li\u003e\n\u003cli\u003eForged 1350 4340 inner and outer front axleshafts with new U-joints\u003c\/li\u003e\n\u003cli\u003eForged heat-treated 35-spline alloy-steel rear shafts\u003c\/li\u003e\n\u003cli\u003eIntegrated raised track-bar and ram-assist steering mounting package\u003c\/li\u003e\n\u003cli\u003eRock-proof nodular-iron Dynatrac diff covers, front and rear\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003eFront: ProRock 44 nodular-iron high-pinion centersection; 3\" x ½\" wall tubing; ProRock 44 Unlimited housing geometry\u003c\/li\u003e\n\u003cli\u003eRear: ProRock 60 nodular-iron high-pinion centersection, semi-float; 3.125\" x 0.313\" wall tubing; 35-spline shafts; 2.75\" raised driveshaft height\u003c\/li\u003e\n\u003cli\u003eRear oiling: Dual-Sump High Volume (DSHV) system to keep the outer pinion bearing lubricated\u003c\/li\u003e\n\u003cli\u003eEnd forgings: Precision-aligned alloy-steel, 100% made in USA\u003c\/li\u003e\n\u003cli\u003eSuspension brackets: CNC laser-cut, professionally welded and installed, including high-mount track-bar bracket for lifted JKs\u003c\/li\u003e\n\u003cli\u003eUPC: 883584143802\u003c\/li\u003e\n\u003cli\u003eShipping dimensions: 34\" W x 24\" L x 84\" D\u003c\/li\u003e\n\u003cli\u003eShipping weight: 710 lb\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eKey Features at a Glance\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProRock 44 Front + ProRock 60 Rear\u003c\/strong\u003e - Assembled and ready.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeeps Factory Wheels \u0026amp; Brakes\u003c\/strong\u003e - Saves $1,500–$2,500.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3x \/ 2.5x Stronger Housings\u003c\/strong\u003e - Front and rear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eU.S.-Made Forged Shafts\u003c\/strong\u003e - 1350 front, 35-spline rear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHD BallJoints Installed\u003c\/strong\u003e - Buy once.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eFits These Models\u003c\/h5\u003e\n\u003cp\u003eFits the \u003cstrong\u003e2007-2017 Jeep Wrangler (4WD)\u003c\/strong\u003e and the \u003cstrong\u003e2018 Jeep Wrangler JK (4WD)\u003c\/strong\u003e. This is a \u003cstrong\u003eJK-generation\u003c\/strong\u003e axle set — the 2018 fitment covers the JK holdover model, not the JL.\u003c\/p\u003e\n\u003ch5\u003eNotes\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eDoes NOT include knuckles or brakes.\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eAxles shown in product photos feature the \u003cstrong\u003eoptional\u003c\/strong\u003e Dynatrac Big Brake Kit (DT JK44-2X1125-A), sold separately.\u003c\/li\u003e\n\u003cli\u003eUsing the integrated ram-assist bracket on the ProRock 44 requires flipping the drag link.\u003c\/li\u003e\n\u003cli\u003eThe ram-assist\/steering stabilizer bracket for the ProRock 44 is \u003cstrong\u003enot compatible with Reid Racing knuckles.\u003c\/strong\u003e If you're running Reid Racing knuckles, Dynatrac can substitute their first-generation raised track-bar bracket (no integrated ram-assist\/steering stabilizer mount).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCA Residents:\u003c\/strong\u003e Prop 65 Warning applies.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eQuestions? We're Here to Help.\u003c\/h5\u003e\n\u003cp\u003eHave questions about upgrades for your Wrangler? Contact FASS Motorsports and we'll get you dialed:\u003c\/p\u003e\n\u003cp\u003ePhone: \u003cstrong\u003e636-429-7020\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eEmail: \u003cstrong\u003einfo@fassmotorsports.com\u003c\/strong\u003e\u003c\/p\u003e","brand":"Dynatrac","offers":[{"title":"Default Title","offer_id":44581808209962,"sku":"DT JKSE-3X3002-D","price":11545.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/8305\/files\/4403a3990a3de3790ae6187fb68313f8_75f05e15-7407-4c07-bcc6-34cd1df3b2be.webp?v=1784129332","url":"https:\/\/fassmotorsports.com\/products\/dynatrac-jk-serious-performance-44-60-axle-set-5-38-arb","provider":"FASS Motorsports","version":"1.0","type":"link"}