Serious Performance ProRock 44 60 Axle Set for Jeep JK Dynatrac Serious Performance ProRock 44 60 Axle Set for Jeep JK Dynatrac Serious Performance ProRock 44 60 Axle Set for Jeep JK Dynatrac Serious Performance ProRock 44 60 Axle Set for Jeep JK Dynatrac. Ideal for Jeep JK owners who want unquestionable strength and reliability when running 33 to 37 inch tall tires and also want to save $1,500 to $2,500 by not buying new wheels when upgrading to stronger axles. You get an assembled ProRock 44 front axle and ProRock 60 semi float rear axle, giving you the Confidence to Explore off roading with your family with the security of reliable, high quality, U. S. made axle assemblies. The Dynatrac JK Serious Performance 44 60 Axle Set is the ultimate answer for the weekend warrior wanting to upgrade without breaking the bank. This axle set provides major srength gains while retaining factory bolt pattern and brakes. Features and Benefits: 3 inch diameter x 12 inch thick wall tubing that is 3 times stronger than any stock JK Dana 44 housing. 3. 125 inch diameter by 0. 313 inch thick wall tubing thats 2. 5 times stronger than any stock JK Dana 44 rear housing. All HD suspension brackets are CNC laser cut and professionally welded and installed, including high mount track bar bracket setup for lifted JKs with top down mounted drag links and high steering packages. Dynatrac HD BallJoints are already installed; the last balljoints youll ever need. Dynatrac U. S. made forged, heat treated, 35 spline alloy steel shafts. Dynatrac exclusive Dual Sump High Volume (Dshv) oiling system to ensure the outer pinion bearing is never without lubrication. Dynatrac precision aligned, alloy steel end forgings, 100 percent made in the USA. Dynatrac exclusive patented ProRock nodular iron, high pinion ProRock 44 centersection with control arm bushings installed. Dynatrac exclusive patented ProRock nodular iron, high pinion ProRock 60 centersection. Dynatracs U. S. made forged, double heat treated 1350 axleshaft assemblies are included. You get our latest inner and outer 4340 shafts with new U joints installed. Includes our latest integrated raised track bar and RAM assist steering mounting package. Dynatrac now offers the very best high strength steering linkage and integrated RAM assist bracket in the industry. ProRock 44 Unlimited housing geometry for superior handling and optimal pinion and driveshaft angle for lifted JKs. ProRock 44 features Best in class ground clearance and more ground clearance than a factory Dana 30. ProRock 60 high pinion housing geometry for long suspension travel, and a 2. 75 inch raised driveshaft height to protect driveshaft and U joint from impact with rocks and trail obstacles. ProRock 60 rear features Best in class ground clearance with more ground clearance than a factory Dana 44. Rock proof nodular iron Dynatrac diff covers front and rear. Details: ABS Tone Ring Included: Yes Brake Type: Disc Grade Type: Performance Pre Filled Oil: Yes Drive: 4WD Gear Ratio: 5. 38 Ratio Sold As: Set Application Notes: 2018 Jeep Wrangler JK (Drive: 4WD) 2007 2017 Jeep Wrangler (Drive: 4WD) Axles shown feature Optional Dynatrac Big Brake Kit DT JK44 2X1125 A Does NOT Include Knuckles OR Brakes The new RAM assist steering stabilizer bracket for the ProRock44 is not compatible with Reid Racing knuckles. If you wish to use Reid Racing knuckles, Dynatrac can substitute our first generation raised trackbar bracket which does not have the integrated RAM assist steering stabilizer mount. Using the the integrated ram assist bracket on the ProRock 44 requires that you flip the drag link.