Dana 28 compared to Dana 25

Dana 28 compared to Dana 35

Description	Dana 28	Dana 35
Gears	Reverse cut	Reverse cut
Gear ring	6.63"	7.5"
Spline's	23	27
Bolt pattern	12	10
Axle Shafts diameters
1. outer shaft out side end	15/16"	1 1/8"
2. outer shaft inside diameter	1 1/8"	1 5/16"
U-joints	small	Same as the Dana 44
3. Main shaft Diameter (Inner shaft)	2 7/16"	3 1/4"
4. Shaft diameter where it goes into the carrier	1 3/16"	1 5/16"
5. spline diameter	1"	1 3/16"
Outside Diameter of spindles	1 3/4 "	1 5/8"

Here is a Dana 35 axle shaft, the numbers are reference points to the dimensions listed above.

Below is a picture of a broken Dana 28 Shaft. This shaft broke when the truck was coming out of a mud hole.

There was lots of tire spine and when the tire caught solid ground the shaft snapped at the u-joint