Details

The Dynatrac Free-Spin™ Heavy-Duty Hub Conversion Kit for 1999-2004 Ford F-450 and F-550 Super Duty trucks is designed replace the factory unit bearings with fixed spindles for superior strength, and smooth performance. This kit is for trucks with coarse wheel studs, and it includes DynaLoc™ locking hubs, providing improved locking hub function, greater strength and a shorter profile for better clearance that reduces the chance of hub impacts on the trail. Read more about DynaLoc hubs here. This kit utilizes stock wheel adapters.

Free-Spin Hub Conversion Kits include these features:

Heat-treated chromoly spindles

Top-quality bearings and seals

35-spline ,1.50-inch outer shafts

Wheel hubs

Dynaloc locking hubs

All necessary studs and hardware

Dynatrac Free-Spin Hub Conversion Kits are the only 100-percent U.S.-made kits available.

NOTE: Free-Spin kits for 1999-2004 F-450/550 and 2005 to current Ford dually trucks reuse the factory wheel adapters.