In brief
ZF's OptiFlow rear fairings shape airflow around a trailer's rear. Descriptions of automatic versions relate deployment to speed.
Useful to know
ZF's OptiFlow rear fairings shape airflow around a trailer's rear. Descriptions of automatic versions relate deployment to speed. [1]
Alongside aerodynamic benefits, check doors and loading operations. Everyday equipment needs assessment in deployed and retracted states rather than only in a photograph taken while travelling.
Sources
For further detail and to check the information: