no, hd is just 8lug , thicker axle tube , leaf sprung.Isn't the Dana 44HD the low pinion style used on the highboy F250s?
Why would you want one?
what gears are in your 44no, hd is just 8lug , thicker axle tube , leaf sprung.
you can get a hp44 with weld on c's that has the thicker axle tube and its 5 lug but not considered hd. both of those are hp44 not sure why you need a hd one though. ive got a hp44 5lug $300.00