Johnson styl -  Standard  - Bully

A. American Bulldog Fronts:

Figure 1: Straight Front, with legs parallel and under the chest, correct width of chest, heavy muscled, feet pointing straight ahead.
Figure 2: Unsound, bowed front legs, lacking muscle, weak pasterns, out-turned feet, narrow chest.
Figure 3: Unsound thrown out shoulders, legs not under dog, shallow chest, high likelihood for elbow dysplasia.

 

B. American Bulldog Hindquarters:

Figure 1: Well-muscled hindquarters which should be the aim of every breeder, straight hocks, feet pointing straight ahead. 
Figure 2: Severe cow hock, feet pointing east and west, weak hindquarters (this dog should never be bred!!).
Figure 3: Cow hock, hocks turned out northeast and northwest, narrow hindquarters, lack of muscle.

 

C. American Bulldog Hind Angulation:

Fig.1

Fig.2

Fig.3

Fig. 4

Fig.5
Figure 1: Sickle-hock, too much angulation, poor tail (resembled pit bull tail). 
Figure 2: Correct angulation, with ideal stifle and hock, correct American Bulldog tail (thick at root, heavy tapered to the tip).
Figure 3: Straight or stilted stifle, incorrect tail (thick hair, like Labrador tail.)

 

D. American Bulldog Front Pasterns:

Figure 4: Straight, firm, strong pastern.
Figure 5:

 

 Let down, weak, broke-down pasterns