Hendrickson S20901 Air Spring Replacement | WA01-8091C
Where to Buy
Verify compatibility with your vehicle or equipment before ordering. Prices and availability may vary.
Affiliate Disclosure
Some links above are affiliate links — we may earn a small commission at no additional cost to you. This helps support our site.
The World American WA01-8091C is a rolling-lobe air spring for trailer suspensions originally equipped with Hendrickson S-20901 or Firestone W01-358-8091. It also replaces ContiTech AS8091 and Goodyear 1R14-171. The spring uses an 11.31-inch top plate with 2 holes at 5.5-inch center-to-center and a 10.16-inch parallel bottom plate.
Specifications
| Manufacturer | World American |
|---|---|
| Part Number | WA01-8091C |
| Part Type | Air Spring (Rolling Lobe) |
| Design Height | 10.0 in |
| Min / Max Height | 5.1 in / 19.3 in |
| Maximum Diameter | 14.1 in |
| Load Rating @ 80 psi | 8,200 lb |
| Load Rating @ 100 psi | 10,250 lb |
| Top Plate | 11.31 in dia, 2 holes, 5.5 in C-to-C |
| Bottom Plate | 10.16 in dia, parallel alignment |
| Natural Frequency | 74 Hz |
Cross References
This part replaces or is equivalent to the following part numbers:
- Firestone: W01-358-8091, 8091
- ContiTech (Continental): AS8091, 11105A16P523, 64421
- Goodyear: 1R14-171, 1R14-093
- Hendrickson: S-20901, S-21784
- Meritor: FS8091
- Paccar Parts: AS80910
- Euclid: E-FS8091
- Triangle Air Springs: AS-8523, 8523
- Also known as: AB1DK28E-8091, A2258P1576, TR8091, 10-98091
Applications
This air spring fits trailer rear suspensions originally equipped with Hendrickson S-20901 / S-21784 or Firestone W01-358-8091. Typical platforms include:
- Hendrickson trailer air-ride suspensions
- Continental / ContiTech AS8091-equipped trailer suspensions
Verify your existing air spring part number, plate dimensions, and stud pattern before ordering.