Air Helper Spring Suspension KitsFleet Service Northwest installs high-quality Firestone Ride-Rite, Sport-Rite, Coil-Rite and other Air Helper Spring Suspension Kits, also known as airbag suspension. Choose from manually-inflated airbags or kits that allow adjustment of the airbags with the press of a button. Let the ASE Certified Master Auto & Truck Technicians at Fleet Service Northwest install the air spring suspension that's right for your application.