The Airsource 1-1/8" O.D. Suction Stat-Seal O-Ring is the perfect solution for your sealing needs. This O-ring is designed to provide superior sealing performance with its very low permeability. It also eliminates the need for groove machining, saving you time and money on total fitting costs. Plus, it can be easily assembled without the risk of deterioration of the seal. This O-ring is perfect for Freightliner trucks. FleetPride is your First Click in Heavy Duty®.