See also:

New Frontier PRO-4X Off-Road Model
Frontier's all-new PRO-4X trim offers drivers outstanding off-road flexibility, pairing Frontier's already impressive list of standard equipment features with the PRO-4X's off-road performance enh ...

Suggested maximum speed in each gear
Downshift to a lower gear if the engine is not running smoothly, or if you need to accelerate. Do not exceed the maximum suggested speed (shown below) in any gear. For level road driving, use t ...

Center armrest (if so equipped)
Pull the armrest down until it is horizontal. ...