For stock springs that looks too high (even for no body weight). Are your suspension components too tight to allow the suspension to move?
If your angle remains that steep, you'll need to angle the pinion up and use a double cardan driveshaft.
I have some better diagrams for suspension, steering, and driveline angles if you want to look at them... link in signature block.
Vibration? Bump steer? Wandering? Read the article (sticky) on Steering, suspension, and driveline.