Dana Ultimate D44 Front AdvanTEK Axle Unit 4.70 Ratio, E-Locker

When bigger tires call for an axle upgrade, the axle must be designed for extreme off-roading, while offering gear ratio options that provide the perfect set up in your unique Bronco. The Ultimate Dana 44™ AdvanTEK® Front-Drive Unit axle offers a choice of gear ratios to help you achieve optimum performance—and it’s ready to install right out of the crate.

Front-Drive Unit (FDU) axles from Dana offer an independent suspension system for front-drive axles in four-wheel drive Ford sport utility vehicles such as the ready-for-anything Bronco. AdvanTEK® technology delivers premium performance with enhanced gear geometry, power density, improved bearing technology, and more.

If you own a 2021 or newer standard Bronco, you’re already the proud owner of a Dana 35™ AdvanTEK® or a Dana 44™ AdvanTEK® Front-Drive Unit axle—new Broncos roll off the line with these axles, which are built to handle the Bronco’s high-torque engine. And when you’re ready for the ultimate upgrade for extreme off-roading, Dana delivers the Ultimate Dana 44™ AdvanTEK® Front-Drive Unit axle.

Front-Drive Unit AxlesThis axle provides increased strength and durability in every facet and offers a choice of gear ratios to help you achieve optimum performance in your rig after upgrading tire size and other driveline components. It’s fully loaded and ready to install right out of the crate to save you money and get you out on the trail quicker.

Features and Benefits