306/470.
6.
The two indicators that determine when you should upshift are:
Engine speed and road speed.
Other trucks and road conditions.
Timing and road position.
Oil pressure and air brake pressure.
17 20888 CDL 305 A "" 0

Answer correctly : 0   |   Wrong : 0

Answer Sheet :

Refresh

Refresh this page and redo the question

Restart

Restart this set of tests