Product Details

The Elite™ ProRock XD60®/80 Axle Set is designed specifically for large JK builds with very large tires, high-performance engine swaps, superchargers, deep gear reduction, and transfer case ratios numerically higher than 4:1.

• Dynatrac exclusive patented ProRock® nodular-iron, high-pinion ProRock XD60® centersection with bearing bores to handle oversize pinion and carrier bearings for elite housing rigidity.
• Includes new HD tie rod, integral steering arm, new Dynatrac DHD™ drag-link sleeve, control arm bushings, CNC laser-cut HD suspension brackets, all professionally welded and installed.
• Includes DynaLoc™ locking hubs. DynaLoc hubs are over 3 times stronger than all other locking hubs on the market.
• Dynatrac ProRock 80™ nodular-iron, standard-cut, high-rigidity housing promotes ring-and-pinion gear durability for the biggest JK and 4x4 builds.
• Dynatrac patented best-in-class ProRock® ground clearance. The ProRock 80™ has better ground clearance than any other axle housing made for 11.25-inch-and-larger ring-gear diameters.
• Industry-leading 4-inch-diameter, variable wall thickness, lightweight, chromoly tubing that has the highest strength-to-weight ratio when compared to any other light-truck axle on the market.
• Dynatrac 40-spline, full-floating wheel ends with heat-treated 4140 fixed spindles, high-capacity wheel bearings, and Dynatrac’s exclusive 12-bolt flanged floater wheel hubs with O-ring seals.
• All ProRock 80s are equipped with Dynatrac U.S.-made forged, heat-treated, 40-spline, full-floating 4340 alloy-steel shafts.
• Includes Dynatrac 13.88-inch brake upgrade with single-piston calipers and 8-on-6.5 wheel bolt pattern.
• Rock-proof nodular-iron Dynatrac diff covers included.
• All HD suspension brackets are CNC laser-cut and professionally welded and installed, including a multiple-position track-bar bracket for long-travel suspension tuning.
• More ground clearance than any other axle housing in its class.
• Axles includes your choice of available selectable lockers and 4.88, 5.13 or 5.38 gear sets.
• 3.75-inch diameter, variable wall thickness tubing has the highest strength-to-weight ratio compared to any other light-truck axle on the market.
• Dynatrac-exclusive U.S.-made forged, double-heat-treated 1550 35-spline axle shaft assemblies. These are the best shafts in the industry and are capable of up to 50-degree turning angles.
• Our new 1550LT® knuckles are loaded with our best set of Dynatrac HD BallJoints™ yet. These are the last balljoints you’ll ever need, and are designed with larger stems and bodies for long life and high durability with big tires.
• Forged 4140, heat-treated, fixed spindles and serviceable wheel bearings support tires up to 44 inches.
• No other 4x4 front axle offers the ease of steering, low scrub radius, effective Ackermann angle, and high steering linkage positioning.
• Includes Dynatrac high capacity 13.25-inch brake upgrade with new dual-piston front calipers and vented rotors.
• Includes our latest integrated track bar and ram-assist steering mounting package.