1/ Air brake diaphragm
2/ Brake diaphragm hose
3/ Cable coupling in
4/ Air coupling
5/ Front light
6/ Rear light
7/ Brake air control valve
8/ Air fu valve
9/ Rear midle light
10/ Air tank
11/ axles
12/ brake chamber
13/ slack adjuster
14/ torque rod
15/ brake drum
16/ cam shaft
17/ landing gear
18/ relay valve
19/ 7 way connector