Today on our 2012 Ford F350 Crew Cab, 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 style for the rear axle. Part number is F2535. Here's what the air bags are going to look like once they get installed in your vehicle. The Ride-Rite system you see here is the double convoluted bag. That gives us two areas to… see more >