´Width' means:
- the width of the tractor measured between the vertical planes parallel to the longitudinal axis of the tractor and passing through the outermost points thereof, but excluding:
- any mirrors,
- any direction indicators,
- any front, lateral or rear position (side) lamps; any parking lamps,
- any distortion of the tyres caused by the weight of the tractor,
- any folding components such as lift-up footrests and flexible mud-flaps.