Description
Dynatrac
Dynatrac Elite™ ProRock 80 Full-Float Rear Axle
Dynatrac
The Dynatrac Elite™ ProRock 80 Axle is built for owners who refuse to compromise on drivetrain strength, durability, and extreme performance. Designed for experienced off-road drivers running 37- to 44-inch tires, this axle is engineered to handle the most technical trails and punishing obstacles with confidence.
This axle is ideal for high-horsepower, heavy-duty builds where maximum rigidity, ground clearance, and long-term reliability are non-negotiable.
Key Features:
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ProRock 80™ nodular-iron, full-float rear axle housing engineered for extreme loads
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Best-in-class ProRock® ground clearance for 10.25-inch and larger ring gear applications
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4-inch diameter Dynatrac proprietary variable wall thickness chromoly axle tubes
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40-spline full-floating wheel ends with heat-treated 4140 fixed spindles
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High-capacity wheel bearings with 12-bolt flanged floater hubs and O-ring seals
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U.S.-made, heat-treated 40-spline 4340 alloy-steel full-floating axle shafts
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Rock-proof nodular-iron Dynatrac differential cover included
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CNC laser-cut, fully welded heavy-duty suspension brackets
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Multiple-position track bar bracket for long-travel suspension tuning
Base Assembly Includes:
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Dynatrac D80 roller assembly with differential cover
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Welded 1/4-inch plate steel mounting brackets, bolt-in ready
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4-inch diameter Dynatrac variable wall thickness axle tubes
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Dynatrac 40-spline spindles
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Built spindle-to-spindle with wheel hubs and brakes installed
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Axle shafts not included unless WMS option is selected
One-Ton OE Big Brake Kit Includes:
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Single-piston calipers
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Brake pads
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Two 13.88-inch rotors drilled for 8×6.5 bolt pattern
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Two brake backing plates with integrated parking brake shoes
This axle is built to order, allowing customers to configure gearing, lockers, axle width, and additional options to match their exact build requirements. If a desired configuration is not listed, custom estimates are available upon request.
SKU: DT epr-80-rar-jL
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