D59046,000 lbs. [20,865 kg] – 70,000 lbs. [31,751 kg]

Spicer® Double ReductionHeavy-Duty Tandem Drive Axles

Ratio coverage from 4.75 through 10.90:1.

Extra wide face-width gearing.

High capacity gearing and bearing system.

On-demand high efficiency lube pump.

Forged, heat-treated steel differential cases.

“Diff-lock ready” carrier on front and rear axle.

Integrated ring gear and wheel differential mounting system.

Large wheel differential gearing.

Integral pinion cage and carrier.

Strongest axle housing box section in its class.

Broad ratio coverage allows maximum performance acrossa variety of vocations.

Greater strength for added durability.

Durability and reliability with higher horsepower/torqueengines.

Added spin-out protection, lower operating temperature.

Significantly stronger for increased gear and bearing life.

Specification flexibility to meet application requirements.

Eliminates bolted joint for improved reliability.

Maximum strength, higher power density.

Added strength and eliminates a leak path.

Added strength with less deflection.

STIFENEBSERUTAEF

Introducing a new family of double reduction,heavy-duty tandems for vocational applications from46,000 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.

Specifications:MODEL GAWR (LBS.) NOMINAL GCW (LBS.)* RATIOS

09.01 ,79.9 ,15.9 ,55.8 ,57.7 ,84.7 ,03.7 ,56.6 ,43.6 ,89.5 ,07.5 ,44.5 ,91.5 ,99.4 ,57.4000,042000,64P095-64DD52-590P 52,000 240,000D60-590P 60,000 240,000D70-590P 70,000 240,000

Nomenclature:A full range of available options for optimal operationand durability with less required maintenance.• Driver-controlled wheel differential lock for maximum

traction. Available on both forward and rear axle.• Wheel differential lock feature can be field retrofitted

throughout the life of the vehicle.• Carrier integrated retarder mount means more drivetrain

options with increased strength, brake performance, andreduced complexity.

• Wide-track axles for maximum stability.• Patented axle breather design allows unrestricted air flow

– a no maintenance feature.• Integral welded suspension brackets for increased strength

and durability.

D 52 - 5 9 0 DD - Forward Tandem Axle w/Interaxle DifferentialR - Rear Tandem Axle

GAWR (x 1000 lbs.)

Gear Type:1 - Standard Single Reduction5 - Helical Double Reduction

Head Assembly Series

Design Level

Options:D - Differential LockR - Retarder ReadyP - Optional Lube PumpW - Wide-track

Extra wide face-width gearingprovides greater strength forincreased durability at higherloads.

Larger wheel differential gearingmeans maximum strength andreliability.

* Varies by duty cycle.

Patented, on-demand lube pumpfor optimal spin-out protectionwithout the added heat.

Spicer® D590 Series Double ReductionTandem Drive Axles

All applications must be approved by the Application Engineering Department. Specifications and/or design are subject to change without notice or obligation. Printed in USA AXSL-0484 01/07

For spec‘ing or service assistance, call 1-877-777-5360 or visit our website at www.dana.com

Dana Commercial Vehicle Products Group3939 Technology Drive

Maumee, Ohio, USA 43537

www.dana.com