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Mile Marker Locking Hubs D50, D60, D70 and 1999-2004 Superduty/Excursion
Mile Marker Locking Hub Set

Price: $165.83

Product Code: MIL449SS

Description Warranty Information

Dana 50 & 60
Mile Marker #449SS
30 Spline Locking Hubs


1977-1991 Chevy GMC K30 V30 1 Ton Pickup (Not IFS)
1975-1993 Dodge W250 W350
1978-1979 Ford F250 F350 Supercab & Snowfighter
1985-1998 Ford F350
1999-2004 Ford Superduty F250 F350 SRW
1999-2001 Ford Superduty F350 F450 F550 DRW
2000-2005 Ford Excursion

Made by die-casting aluminum into a pre-made stainless jacket, these hubs provide lightweight strength and corrosion resistance. It uses the ultimate combination of materials for the cap of a locking hub.

Front Differential: Dana 50, 60, 61, & 70
Outer Stub Axle Spline Count: 30
Mile Marker Part #449SS
Warranty: Lifetime

These manual locking hubs cure the Electronic Shift On the Fly (ESOF) issues in the 1999-2004 Ford F250/F350 SuperDuty trucks and Excursions
If your vehicle has the OEM Automatic Hubs (no manual locking/turning knob), a conversion kit is required to convert to manual hubs - 3/4 and 1 Ton: #95-32721 Conversion Kit

All manual locking hubs come in pairs with installation hardware and instructions

Nitro Gear & Axle strives to provide the highest quality differential components available. We take the steps necessary to ensure our parts are dependable. Our product range is continually growing to meet the needs of consumers for new ratios and Fits. At Nitro, we know differentials and know what it takes to provide you with high-quality components.

Nitro Gear and Axle Premium Differential Ring and Pinion Gears, Axles and parts


This product can expose you to chemicals including toluene and benzene, which are known to the State of California to cause cancer and birth defects or other reproductive harm.
For more information go to: www.P65Warnings.ca.gov

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