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 ...

Vehicle recovery (freeing a stuck vehicle)
Pulling a stuck vehicle Do not use the hook (if so equipped) to tow the vehicle. WARNING: - Stand clear of a stuck vehicle. - Do not spin your tires at high speed. This could cause them to ex ...

Uniform tire quality grading
DOT (Department Of Transportation) Quality Grades: All passenger car tires must conform to federal safety requirements in addition to these grades. Quality grades can be found where applicable ...