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D590 SERIES
Introducing a new family of double reduction, heavy-duty tandems for vocational applications from 46,000 to 70,000 lbs. GAWR. The new D590 series tandems are ideal for construction, heavy haul, logging, oil field, refuse, and other demanding vocational applications. A full range of available options for optimal operation and durability with less required maintenance.
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Driver-controlled wheel differential lock for maximum traction. Available on both forward and rear axle.
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Wheel differential lock feature can be field retrofitted throughout the life of the vehicle.
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Carrier integrated retarder mount means more drivetrain options with increased strength, brake performance, and reduced complexity.
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Wide-track axles for maximum stability.
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Patented axle breather design allows unrestricted air flow – a no maintenance feature.
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Integral welded suspension brackets for increased strength and durability.
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Benefits |
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Ratio coverage from 4.75 through 10.90:1.
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Broad ratio coverage allows maximum performance across a variety of vocations.
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Extra wide face-width gearing.
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Greater strength for added durability.
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High capacity gearing and bearing system.
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Durability and reliability with higher horsepower/torque engines.
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On-demand high efficiency lube pump.
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Added spin-out protection, lower operating temperature.
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Forged, heat-treated steel differential cases.
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Significantly stronger for increased gear and bearing life.
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“Diff-lock ready” carrier on front and rear axle.
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Specification flexibility to meet application requirements.
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Integrated ring gear and wheel differential mounting system.
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Eliminates bolted joint for improved reliability.
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Large wheel differential gearing.
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Maximum strength, higher power density.
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Integral pinion cage and carrier.
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Added strength and eliminates a leak path.
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Strongest axle housing box section in its class.
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Added strength with less deflection.
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Illustrated Parts List
Sales Literature
Service / Troubleshooting
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