If no original number can be given when ordering starters or alternators, the following details are needed.
Starters

- PS
- Register fit
- R-AB
- Pinion distance
- LK Ø
- Bolt circle diameter
- 2 od. 3
- Number of flange holes
- 0°
- top hole (2 hole flange), centre hole (3 hole flange)
- X° L / X° R
- 0°, offset X° left or X° right
- Mouth opening
- left, bottom left, bottom, bottom right or right
- V/kW
- Output
Alternators

- 1 od. 2
- Mounting arms
- MF-AB
- Distance of the mounting flange
- MF-B
- Width of the mounting flange
- 0°
- Tension arm centred
- X° L
- Tension arm offset X° left
- X° R
- Tension arm offset X° right
- B
- Bore of the mounting arm
- V/A
- Output