Speedometer drive unit, band brake servo regulator, pressure accumulator and transmission brake (Opel Kadett E)

Speedometer drive parts, band brake servo regulator, pressure accumulator and transmission brake:
1 - guide bushing;
2 — driven shaft-gear of the speedometer drive (29 teeth);
3 — regulator cover;
4 - speedometer drive pinion (10 teeth);
5 — regulator;
6 — oil seal;
7 — piston rod of the band brake servo drive;
8 - spring;
9 — piston;
10 — gasket;
11 — lid;
12 — pressure accumulator piston spring;
13 — sealing ring;
14 — pressure accumulator piston;
15 — pin;
16 — lever;
17 — selector spool;
18 - traction with stopper;
19 — transmission brake drive shaft;
20 — locking lever;
21 - locking spring;
22 — locking lever axis;
23 — rod;
24 — bracket