4.10.1. Speedometer (if fitted)
4.10.1.1. Method of operation and description of drive mechanism
4.10.1.2. Instrument constant
4.10.1.3. Measuring mechanism tolerance
4.10.1.4. Overall transmission ratio
4.10.1.5. Design of the instrument dial or of the other forms of read-out
4.10.1.6. Brief description of the electrical/electronic components
