Description
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Dynatrac
Dynatrac Elite™ ProRock 80 Full-Float Rear Axle
The Dynatrac Elite™ ProRock 80 Axle is built for drivers who demand the absolute highest level of drivetrain strength, durability, and performance. Designed for extreme off-road use and tire sizes ranging from 37 to 44 inches, this axle is intended for experienced drivers tackling the most technical trails and challenging obstacles without compromise.
Engineered from the ground up, the ProRock 80 delivers unmatched rigidity, superior ground clearance, and industry-leading component strength. This axle is ideal for high-horsepower builds, heavy vehicles, and extreme off-road environments where lesser axles simply cannot survive.
Key Features:
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ProRock 80™ nodular-iron, full-float rear axle housing designed for extreme loads
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Best-in-class ProRock® ground clearance for 10.25-inch and larger ring gears
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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 and 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 ProRock 80 roller assembly with differential cover
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Welded 1/4-inch plate steel mounting brackets
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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
Brake System:
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One-ton OE big brake kit
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Single-piston calipers
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13.88-inch rotors drilled for 8×6.5 bolt pattern
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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 specific build requirements. If a desired configuration is not listed, custom estimates are available upon request.
SKU: DT EPJ-80-RARJ-jt
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