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(888) 312-8812 Login SignupDesigned for trailer air ride suspensions, the Hendrickson Air Suspension Spring supports load control and ride height stability under varying road and cargo conditions. This single-convolution air spring operates between a 9.20-inch compressed height and a 27.50-inch extended height, allowing controlled axle movement without over-compressing or over-extending the suspension. Maintaining proper air spring performance helps limit frame stress, keeps braking response consistent, and supports even tire wear across the axle group. The rubber bellows are formulated to handle long-term exposure to ozone, road debris, and temperature changes, while the stud-mounted top and bottom plates provide secure attachment in trailer suspension assemblies. With dual top air connections, this Hendrickson S-23612 spring integrates easily into standard air systems and height control valve setups when replacing worn or leaking units.
| Bottom Plate Diameter | 10.25 in |
| Extended Height | 27.50 in |
| Piston Height | 7.57 in |
| Top Plate Diameter | 9.00 in |
| Compressed Height | 9.20 in |
| Top Mounting | Combination stud |
| Air Spring Convolutions | Single |
| Bottom Mounting | Stud |
| Air Connection Configuration | Top - Dual |
| Brand | Part Number |
|---|---|
| S-23612, HENS-23612, HDRS23612 | |
| CONTITECH | 64695 |
| FIRESTONE | W013589645 |
| PAI | 755139 |
| TORQUE PARTS | TR9645 |
| TRIANGLE SUSPENSION | AS-8565 |
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