Get your trailer sitting level again with this genuine OE Rolling Lobe Air Spring distributed by FleetPro Parts & Tires. Manufactured by Continental โ one of the industry's premier Original Equipment air spring suppliers โ this bellows carries the load and holds ride height in trailer air-ride suspensions, including the Hendrickson C/S-20217 and S-20716 positions. A cracked, chafed or leaking air bag costs you ride height, leaks air all shift, hammers the freight and the driver, and takes the shock absorbers down with it. We stock these heavily right here in our Hanover Park, Illinois warehouse to ensure lightning-fast shipping for fleets, trailer repair shops, and owner-operators nationwide.
Level Trailer, Protected Freight: The OE Rolling Lobe Advantage
This is the Contitech 64634 rolling lobe bag, built to OE grade on a plastic base and equivalent to AB1DK23K-9299. Rolling lobe construction lets the bellows roll along the piston instead of stretching, which is what gives an air-ride trailer its soft, consistent spring rate whether it is loaded to the ceiling or running empty.
The proprietary rubber compound resists road salt, spilled lubricants, freezing temperatures and the highway debris kicked up under a trailer, so the bag holds pressure through the winter instead of weeping down overnight. A plastic base is a real advantage on a salted road too โ there is no steel pan under there to rot out from the inside while the bellows is still good.
At FleetPro Parts & Tires, we know a suspension job is only right when the part is right. This Continental air spring is a direct replacement for highly searched industry numbers including Contitech 64634 and 910-16P710, Firestone 9299 and W01-358-9299, and Hendrickson trailer positions S-20217, C-20217 and S-20716. Replace bags in pairs across an axle where you can, and always inspect the mounts and shock absorbers at the same time โ a dead shock will destroy a brand new bag.
Vehicle Fitment & Compatibility
This OE-supplier air spring is intended for the following commercial applications:
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Make/Model: Trailer air-ride suspensions
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Suspension Positions: Hendrickson C-20217, S-20217 and S-20716
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Equivalent Bag: Firestone 9299
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Component Group: Air Suspension / Air Springs
Direct Replacement & Cross-Reference Numbers:
This Continental air spring serves as a direct replacement for the following part numbers:
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Contitech Interchange: 64634, 910-16P710
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Firestone Interchange: 9299, W013589299, W01-358-9299
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Hendrickson Trailer Interchange: C20217, C-20217, S20217, S-20217, S20716, S-20716
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Automann Distributor #: 566.CT64634
Technical Specifications
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Component Type: Rolling Lobe Air Spring
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Base Material: Plastic
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Equivalent: AB1DK23K-9299
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Grade: OE
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Application: Trailer air-ride suspension
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Product Level: OEM
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Brand: Continental (Distributed by FleetPro Parts & Tires)