I'm not an expert by any means, but I would take a look at airbags. follow this link to a post about them...
http://www.clubfrontier.org/forums/f26/firestone-airbags-install-22656/
You also might find better luck searching through the suspension forum in general. a lot of info posted.
Suspension - Nissan Frontier / Navara Forum
But what do I know I just joined up today...
http://www.clubfrontier.org/forums/f26/firestone-airbags-install-22656/
You also might find better luck searching through the suspension forum in general. a lot of info posted.
Suspension - Nissan Frontier / Navara Forum
But what do I know I just joined up today...