The Dynatrac Elite™ ProRock 80 Axle is for owners who will not settle for anything less than the very best drivetrain durability, quality and extreme performance for running tires in diameters from 37- to 44-inches. If you are a highly experienced and skilled off-road driver who regularly engages in very technical off-roading with their friends and family, you enjoy taking on the hardest trails and the most difficult and challenging obstacles, this is the Axle Set for you. 

The base price includes:
• DYNATRAC D80 ROLLER ASSEMBLY WITH COVER
• 1/4" Plate Stock Mounting brackets, welded. Bolt-in ready.
• 4" Diameter, Dynatrac proprietary Variable Tube Thickness
• DYNATRAC 40 Spline Spindles
• This is a rolling housing-built spindle to spindle with brakes and wheel hubs. Axle shafts not included. When WMS is selected shafts are added.

Choose your options below to outfit your axle the way you want it built. If you don't see an option listed feel free to contact us and we can provide an estimate.

One Ton OE Big Brake Kit Includes:
• Single Piston Calipers
• Brake Pads
• Two 13.88" Rotors Drilled For 8x6.5"
• Two Brake Backing Plates with E-brake Shoes

What You Get:

ProRock 80™ Full-Float Rear Axle

• Dynatrac ProRock 80™ nodular-iron, standard-cut, high-rigidity housing promotes ring-and-pinion gear durability for the biggest builds.
• Dynatrac patented best-in-class ProRock® ground clearance. The ProRock 80™ has better ground clearance than any other axle housing made for 10.25-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 cover 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.

WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov