Manufactured to specifications matching Firestone W01-358-9371/Goodyear 1R12-401, this air spring fully replaces the original equipment and provides your truck with a comfortable and stable ride.
| Brand | Reference Numbers | Numbering Discrepancy |
|---|---|---|
| Firestone | W01-358-9371 | W013589371 / W01-358-9371 / W01 358 9371 |
| Contitech | 910-17.5P521 | 91017.5P521 / 910-17.5P521 / 910 17.5P521 |
| Goodyear | 1R12-401 | 1R12401 / 1R12-401 / 1R12 401 |
| Goodyear | 1S12-244 | 1S12244 / 1S12-244 / 1S12 244 |
| Dayton | 352-9371 | 3529371 / 352-9371 / 352 9371 |
| Navistar | 1670073C-1 | 1670073C1 / 1670073C-1 / 1670073C 1 |
| Navistar | 1686386C-1 | 1686386C1 / 1686386C-1 / 1686386C 1 |
| Navistar | 2027911C-1 | 2027911C1 / 2027911C-1 / 2027911C 1 |
| Triangle | 8521 | :8521 |
| Specifications | Parameters |
|---|---|
| Outer diameter | φ255 |
| Weight | 7.895 kg |
| Package Dimensions | 27*27*45cm |
| Natural height | 565mm |
| Maximum height | 545mm |
| Minimum height | 150mm |
| Extended Height | To be updated |
| Compressed Height | To be updated |
| Top Plate Width | 231mm |
| Piston Width | 256mm |


Images shown are for reference only. Actual product may vary slightly.

IS THE SAMPLE AVAILABLE?
Yes, usually we send the samples by TNT, DHL, FEDEX or UPS. It will take around 3 days for our customers to receive them, but charge all customer will cost related to the samples, such as sample cost and airmail freight. We will refund our customer the sample cost after receiving its order.
WHAT IS YOUR WARRANTY TERM?
Full container load orders receive 1% free spare parts. Export products carry a 12-month warranty from the date of shipment. For product failures within the warranty period, the customer is responsible for replacement part costs.
CAN I USE MY OWN LOGO AND DESIGN ON PRODUCTS?
Yes, OEM is welcomed.
I CAN NOT FIND OUT THE ITEMS WHAT I WANT FROM YOUR WEBSITE, CAN YOU OFFER THE PRODUCTS I NEED?
Yes. One of our service term is sourcing the products that our customers need, so please tell us the details information of the item.
Feel free to reach out. We'll get back to you within 24 hours (or sooner if we can!) and are excited to work with you