Eaton Model : 917A736
Application: Dana 44 (M210/M220)
Axle Shafts: 32 Spline
Gear Ratios: All
Notes: Will not fit Rubicon models. Factory 3.73 gear equipped Ford Broncos feature a welded ring gear/open differential and will require a replacement M220 JL ring & pinion to complete installation.
The Eaton Detroit Truetrac is a worm gear style differential that provides constant power to both wheels while allowing for wheel speed differentiation. The design of these units works so well, the US military chose this type of unit as standard equipment on the Hummer H1
