Today on our 2014 Ford F250, we're going to take a look at and show you how to install the Firestone Ride Rite air helper springs. These are the double convoluted bags for the rear axle. The part number is F2535. Now to get started we're just going to record our factory ride height measurements before we have any load or anything like that in the vehicle. It looks like here in the rear we're going… see more >