Spicer Drive Axles Failure Analysis Service Manual - Manual (Page 41)

Axle Shafts
40
A
xle S
haf
ts
Shock and Fatigue Failure
Axle Shaft - Twisted Splines Torsional Shock Torsional Shock Failure - Close up
Axle Shaft - Torsional Fatigue Failure Axle Shaft - Shock
Axle Shaft - Spline Wear
Rough surface;
failed at a
45 o angle
Beach
marks