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99-2004 Super Duty D60 Gears & Master Install Kit

Sku: FUS-SD04-GMIK-8

Part Number: FUS-SD04-GMIK
Brand: Fusion

At Fusion, strength is a priority, which is why our packages come standard with a 10" ring gear. Some things just aren't worth saving a few dollars!

The right combination of the best parts to get your axle project complete! It is not worth saving a few dollars to have inferior gears or no name bearings that blow out climbing a hill.

Master Install Kits come with only top quality Timken or Koyo Bearings.

Thick cut gears are used for 4.10 & down carriers, which is most applications. If you have a different application, let us know and we can help.

Includes 10.1" Super 60 Gear set. Gears will be either Nitro or Spicer, depending on gear ratio.

Optional Next Generation Rear 40 Spline Assembly.18 months of design, engineering and testing, resulted in the industries strongest 40 spline rear assembly. The design completed rigorous FEA testing and analysis.
- Forged chromolyspindles, hubs, and axle shafts
- Forged spindles have 4x more yield strengththan 35 spline spindles
- Hubs with over 80,000 psi yield strength to match the spindles
- Tone rings integrated into the hub
- Forged 4340 chromoly 40 spline axle shafts that are 55% strongerthan 4340 35 spline axle shafts

Fusion Elite Kingpin 60 Front Axle Standard Features:

  • 72" width for ideal steering geometry and tire clearance when running 40" tires. Other width available or call for custom width.
  • High clearance center section with custom low profile fabricated differential cover
  • Genuine Made in the USA Spicer® 10.1" (256 mm) ring and pinion gear
  • 3.5" diameter x 7/16" wall axle tubes
  • Lifetime Warranty US Made Chromoly axle shafts with 1480 solid u-joints
  • Massive, race inspired Kingpin inner knuckle Cs and outer knuckles, no ball joints to wear out
  • Fully machined springless steering arm attached with 6 ARP Studs
  • Steering arm upgrades available for full hydro or virtually any application
  • 1/4" plate axle bracketry designed to be the strongest in its class
  • 8 x 6.5 bolt pattern
  • Massive 13.25" brake rotors and dual piston calipers
  • Yukon Hardcore locking hubs